<?xml version="1.0" encoding="US-ASCII"?>
<!--XBRL Document Created with Wdesk from Workiva-->
<!-- -->
<link:linkbase xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedPeriodStartLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedPeriodStartLabel" xlink:type="simple" />
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/netLabel" xlink:href="http://www.xbrl.org/lrr/role/net-2009-12-16.xsd#netLabel" xlink:type="simple" />
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedNetLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedNetLabel" xlink:type="simple" />
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTerseLabel" xlink:type="simple" />
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedPeriodEndLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedPeriodEndLabel" xlink:type="simple" />
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedLabel" xlink:type="simple" />
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTotalLabel" xlink:type="simple" />
  <link:labelLink xlink:role="http://www.xbrl.org/2003/role/link" xlink:type="extended">
    <link:label id="lab_clro_DocumentAndEntityInformation_A65CB7CBF14C466C1742BF2B2AEF9455_label_en-US" xlink:label="lab_clro_DocumentAndEntityInformation_A65CB7CBF14C466C1742BF2B2AEF9455" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document and Entity Information</link:label>
    <link:label id="lab_clro_DocumentAndEntityInformation_A65CB7CBF14C466C1742BF2B2AEF9455_documentation_en-US" xlink:label="lab_clro_DocumentAndEntityInformation_A65CB7CBF14C466C1742BF2B2AEF9455" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">-- None. No documentation exists for this element. --</link:label>
    <link:loc xlink:href="clro-20160331.xsd#clro_DocumentAndEntityInformation" xlink:label="loc_clro_DocumentAndEntityInformation_A65CB7CBF14C466C1742BF2B2AEF9455" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_clro_DocumentAndEntityInformation_A65CB7CBF14C466C1742BF2B2AEF9455" xlink:to="lab_clro_DocumentAndEntityInformation_A65CB7CBF14C466C1742BF2B2AEF9455" xlink:type="arc" />
    <link:label id="lab_dei_DocumentInformationTable_29A6022AEBF573EB6934BF2B2AF18D13_terseLabel_en-US" xlink:label="lab_dei_DocumentInformationTable_29A6022AEBF573EB6934BF2B2AF18D13" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Document Information [Table]</link:label>
    <link:label id="lab_dei_DocumentInformationTable_29A6022AEBF573EB6934BF2B2AF18D13_label_en-US" xlink:label="lab_dei_DocumentInformationTable_29A6022AEBF573EB6934BF2B2AF18D13" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document Information [Table]</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentInformationTable" xlink:label="loc_dei_DocumentInformationTable_29A6022AEBF573EB6934BF2B2AF18D13" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentInformationTable_29A6022AEBF573EB6934BF2B2AF18D13" xlink:to="lab_dei_DocumentInformationTable_29A6022AEBF573EB6934BF2B2AF18D13" xlink:type="arc" />
    <link:label id="lab_dei_DocumentInformationDocumentAxis_06ECE7490126FB6006F5BF2B2AF13413_terseLabel_en-US" xlink:label="lab_dei_DocumentInformationDocumentAxis_06ECE7490126FB6006F5BF2B2AF13413" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Document Information, Document [Axis]</link:label>
    <link:label id="lab_dei_DocumentInformationDocumentAxis_06ECE7490126FB6006F5BF2B2AF13413_label_en-US" xlink:label="lab_dei_DocumentInformationDocumentAxis_06ECE7490126FB6006F5BF2B2AF13413" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document Information, Document [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentInformationDocumentAxis" xlink:label="loc_dei_DocumentInformationDocumentAxis_06ECE7490126FB6006F5BF2B2AF13413" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentInformationDocumentAxis_06ECE7490126FB6006F5BF2B2AF13413" xlink:to="lab_dei_DocumentInformationDocumentAxis_06ECE7490126FB6006F5BF2B2AF13413" xlink:type="arc" />
    <link:label id="lab_dei_DocumentDomain_3FDA6BCD0E680073D1B9BF2B2AF1CEAC_terseLabel_en-US" xlink:label="lab_dei_DocumentDomain_3FDA6BCD0E680073D1B9BF2B2AF1CEAC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Document [Domain]</link:label>
    <link:label id="lab_dei_DocumentDomain_3FDA6BCD0E680073D1B9BF2B2AF1CEAC_label_en-US" xlink:label="lab_dei_DocumentDomain_3FDA6BCD0E680073D1B9BF2B2AF1CEAC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentDomain" xlink:label="loc_dei_DocumentDomain_3FDA6BCD0E680073D1B9BF2B2AF1CEAC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentDomain_3FDA6BCD0E680073D1B9BF2B2AF1CEAC" xlink:to="lab_dei_DocumentDomain_3FDA6BCD0E680073D1B9BF2B2AF1CEAC" xlink:type="arc" />
    <link:label id="lab_dei_DocumentInformationLineItems_EE0480D62DC9C6B575CCBF2B2AF15EAC_terseLabel_en-US" xlink:label="lab_dei_DocumentInformationLineItems_EE0480D62DC9C6B575CCBF2B2AF15EAC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Document Information [Line Items]</link:label>
    <link:label id="lab_dei_DocumentInformationLineItems_EE0480D62DC9C6B575CCBF2B2AF15EAC_label_en-US" xlink:label="lab_dei_DocumentInformationLineItems_EE0480D62DC9C6B575CCBF2B2AF15EAC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document Information [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentInformationLineItems" xlink:label="loc_dei_DocumentInformationLineItems_EE0480D62DC9C6B575CCBF2B2AF15EAC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentInformationLineItems_EE0480D62DC9C6B575CCBF2B2AF15EAC" xlink:to="lab_dei_DocumentInformationLineItems_EE0480D62DC9C6B575CCBF2B2AF15EAC" xlink:type="arc" />
    <link:label id="lab_dei_EntityRegistrantName_11B5C20644F7177EBC1FBF2B2AF11907_terseLabel_en-US" xlink:label="lab_dei_EntityRegistrantName_11B5C20644F7177EBC1FBF2B2AF11907" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Registrant Name</link:label>
    <link:label id="lab_dei_EntityRegistrantName_11B5C20644F7177EBC1FBF2B2AF11907_label_en-US" xlink:label="lab_dei_EntityRegistrantName_11B5C20644F7177EBC1FBF2B2AF11907" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Registrant Name</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityRegistrantName" xlink:label="loc_dei_EntityRegistrantName_11B5C20644F7177EBC1FBF2B2AF11907" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityRegistrantName_11B5C20644F7177EBC1FBF2B2AF11907" xlink:to="lab_dei_EntityRegistrantName_11B5C20644F7177EBC1FBF2B2AF11907" xlink:type="arc" />
    <link:label id="lab_dei_DocumentType_815E0FA9CBA80A8F217EBF2B2AF1CDEE_terseLabel_en-US" xlink:label="lab_dei_DocumentType_815E0FA9CBA80A8F217EBF2B2AF1CDEE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Document Type</link:label>
    <link:label id="lab_dei_DocumentType_815E0FA9CBA80A8F217EBF2B2AF1CDEE_label_en-US" xlink:label="lab_dei_DocumentType_815E0FA9CBA80A8F217EBF2B2AF1CDEE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document Type</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentType" xlink:label="loc_dei_DocumentType_815E0FA9CBA80A8F217EBF2B2AF1CDEE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentType_815E0FA9CBA80A8F217EBF2B2AF1CDEE" xlink:to="lab_dei_DocumentType_815E0FA9CBA80A8F217EBF2B2AF1CDEE" xlink:type="arc" />
    <link:label id="lab_dei_DocumentPeriodEndDate_AF45E2FB287276D2977EBF2B2AF190BC_terseLabel_en-US" xlink:label="lab_dei_DocumentPeriodEndDate_AF45E2FB287276D2977EBF2B2AF190BC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Document Period End Date</link:label>
    <link:label id="lab_dei_DocumentPeriodEndDate_AF45E2FB287276D2977EBF2B2AF190BC_label_en-US" xlink:label="lab_dei_DocumentPeriodEndDate_AF45E2FB287276D2977EBF2B2AF190BC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document Period End Date</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentPeriodEndDate" xlink:label="loc_dei_DocumentPeriodEndDate_AF45E2FB287276D2977EBF2B2AF190BC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentPeriodEndDate_AF45E2FB287276D2977EBF2B2AF190BC" xlink:to="lab_dei_DocumentPeriodEndDate_AF45E2FB287276D2977EBF2B2AF190BC" xlink:type="arc" />
    <link:label id="lab_dei_AmendmentFlag_542C8E08DAF13802F9B0BF2B2AF1B591_terseLabel_en-US" xlink:label="lab_dei_AmendmentFlag_542C8E08DAF13802F9B0BF2B2AF1B591" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Amendment Flag</link:label>
    <link:label id="lab_dei_AmendmentFlag_542C8E08DAF13802F9B0BF2B2AF1B591_label_en-US" xlink:label="lab_dei_AmendmentFlag_542C8E08DAF13802F9B0BF2B2AF1B591" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Amendment Flag</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_AmendmentFlag" xlink:label="loc_dei_AmendmentFlag_542C8E08DAF13802F9B0BF2B2AF1B591" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_AmendmentFlag_542C8E08DAF13802F9B0BF2B2AF1B591" xlink:to="lab_dei_AmendmentFlag_542C8E08DAF13802F9B0BF2B2AF1B591" xlink:type="arc" />
    <link:label id="lab_dei_EntityCentralIndexKey_CA6CA8BCC24E383957D3BF2B2AF1D8C2_terseLabel_en-US" xlink:label="lab_dei_EntityCentralIndexKey_CA6CA8BCC24E383957D3BF2B2AF1D8C2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Central Index Key</link:label>
    <link:label id="lab_dei_EntityCentralIndexKey_CA6CA8BCC24E383957D3BF2B2AF1D8C2_label_en-US" xlink:label="lab_dei_EntityCentralIndexKey_CA6CA8BCC24E383957D3BF2B2AF1D8C2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Central Index Key</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityCentralIndexKey" xlink:label="loc_dei_EntityCentralIndexKey_CA6CA8BCC24E383957D3BF2B2AF1D8C2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityCentralIndexKey_CA6CA8BCC24E383957D3BF2B2AF1D8C2" xlink:to="lab_dei_EntityCentralIndexKey_CA6CA8BCC24E383957D3BF2B2AF1D8C2" xlink:type="arc" />
    <link:label id="lab_dei_CurrentFiscalYearEndDate_046E1E1E6EA1BE1DC9DABF2B2AF2D7BE_terseLabel_en-US" xlink:label="lab_dei_CurrentFiscalYearEndDate_046E1E1E6EA1BE1DC9DABF2B2AF2D7BE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Current Fiscal Year End Date</link:label>
    <link:label id="lab_dei_CurrentFiscalYearEndDate_046E1E1E6EA1BE1DC9DABF2B2AF2D7BE_label_en-US" xlink:label="lab_dei_CurrentFiscalYearEndDate_046E1E1E6EA1BE1DC9DABF2B2AF2D7BE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Current Fiscal Year End Date</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_CurrentFiscalYearEndDate" xlink:label="loc_dei_CurrentFiscalYearEndDate_046E1E1E6EA1BE1DC9DABF2B2AF2D7BE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_CurrentFiscalYearEndDate_046E1E1E6EA1BE1DC9DABF2B2AF2D7BE" xlink:to="lab_dei_CurrentFiscalYearEndDate_046E1E1E6EA1BE1DC9DABF2B2AF2D7BE" xlink:type="arc" />
    <link:label id="lab_dei_EntityCommonStockSharesOutstanding_E16A10BE557D641D7CA8BF2B2AF292AC_terseLabel_en-US" xlink:label="lab_dei_EntityCommonStockSharesOutstanding_E16A10BE557D641D7CA8BF2B2AF292AC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Common Stock, Shares Outstanding</link:label>
    <link:label id="lab_dei_EntityCommonStockSharesOutstanding_E16A10BE557D641D7CA8BF2B2AF292AC_label_en-US" xlink:label="lab_dei_EntityCommonStockSharesOutstanding_E16A10BE557D641D7CA8BF2B2AF292AC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Common Stock, Shares Outstanding</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityCommonStockSharesOutstanding" xlink:label="loc_dei_EntityCommonStockSharesOutstanding_E16A10BE557D641D7CA8BF2B2AF292AC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityCommonStockSharesOutstanding_E16A10BE557D641D7CA8BF2B2AF292AC" xlink:to="lab_dei_EntityCommonStockSharesOutstanding_E16A10BE557D641D7CA8BF2B2AF292AC" xlink:type="arc" />
    <link:label id="lab_dei_EntityFilerCategory_04C0413B3288C6A3D48EBF2B2AF29602_terseLabel_en-US" xlink:label="lab_dei_EntityFilerCategory_04C0413B3288C6A3D48EBF2B2AF29602" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Filer Category</link:label>
    <link:label id="lab_dei_EntityFilerCategory_04C0413B3288C6A3D48EBF2B2AF29602_label_en-US" xlink:label="lab_dei_EntityFilerCategory_04C0413B3288C6A3D48EBF2B2AF29602" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Filer Category</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityFilerCategory" xlink:label="loc_dei_EntityFilerCategory_04C0413B3288C6A3D48EBF2B2AF29602" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityFilerCategory_04C0413B3288C6A3D48EBF2B2AF29602" xlink:to="lab_dei_EntityFilerCategory_04C0413B3288C6A3D48EBF2B2AF29602" xlink:type="arc" />
    <link:label id="lab_dei_EntityCurrentReportingStatus_B302DC940465F572BC3FBF2B2AF23D7A_terseLabel_en-US" xlink:label="lab_dei_EntityCurrentReportingStatus_B302DC940465F572BC3FBF2B2AF23D7A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Current Reporting Status</link:label>
    <link:label id="lab_dei_EntityCurrentReportingStatus_B302DC940465F572BC3FBF2B2AF23D7A_label_en-US" xlink:label="lab_dei_EntityCurrentReportingStatus_B302DC940465F572BC3FBF2B2AF23D7A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Current Reporting Status</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityCurrentReportingStatus" xlink:label="loc_dei_EntityCurrentReportingStatus_B302DC940465F572BC3FBF2B2AF23D7A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityCurrentReportingStatus_B302DC940465F572BC3FBF2B2AF23D7A" xlink:to="lab_dei_EntityCurrentReportingStatus_B302DC940465F572BC3FBF2B2AF23D7A" xlink:type="arc" />
    <link:label id="lab_dei_EntityVoluntaryFilers_8854438EADC9CA6F7CBEBF2B2AF225D5_terseLabel_en-US" xlink:label="lab_dei_EntityVoluntaryFilers_8854438EADC9CA6F7CBEBF2B2AF225D5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Voluntary Filers</link:label>
    <link:label id="lab_dei_EntityVoluntaryFilers_8854438EADC9CA6F7CBEBF2B2AF225D5_label_en-US" xlink:label="lab_dei_EntityVoluntaryFilers_8854438EADC9CA6F7CBEBF2B2AF225D5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Voluntary Filers</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityVoluntaryFilers" xlink:label="loc_dei_EntityVoluntaryFilers_8854438EADC9CA6F7CBEBF2B2AF225D5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityVoluntaryFilers_8854438EADC9CA6F7CBEBF2B2AF225D5" xlink:to="lab_dei_EntityVoluntaryFilers_8854438EADC9CA6F7CBEBF2B2AF225D5" xlink:type="arc" />
    <link:label id="lab_dei_EntityWellKnownSeasonedIssuer_D6ED0D7A241B3ACE2F4DBF2B2AF2F4F2_terseLabel_en-US" xlink:label="lab_dei_EntityWellKnownSeasonedIssuer_D6ED0D7A241B3ACE2F4DBF2B2AF2F4F2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Well-known Seasoned Issuer</link:label>
    <link:label id="lab_dei_EntityWellKnownSeasonedIssuer_D6ED0D7A241B3ACE2F4DBF2B2AF2F4F2_label_en-US" xlink:label="lab_dei_EntityWellKnownSeasonedIssuer_D6ED0D7A241B3ACE2F4DBF2B2AF2F4F2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Well-known Seasoned Issuer</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityWellKnownSeasonedIssuer" xlink:label="loc_dei_EntityWellKnownSeasonedIssuer_D6ED0D7A241B3ACE2F4DBF2B2AF2F4F2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityWellKnownSeasonedIssuer_D6ED0D7A241B3ACE2F4DBF2B2AF2F4F2" xlink:to="lab_dei_EntityWellKnownSeasonedIssuer_D6ED0D7A241B3ACE2F4DBF2B2AF2F4F2" xlink:type="arc" />
    <link:label id="lab_dei_DocumentFiscalYearFocus_DA4CC4B72C180B0890EEBF2B2AF2B69D_terseLabel_en-US" xlink:label="lab_dei_DocumentFiscalYearFocus_DA4CC4B72C180B0890EEBF2B2AF2B69D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Document Fiscal Year Focus</link:label>
    <link:label id="lab_dei_DocumentFiscalYearFocus_DA4CC4B72C180B0890EEBF2B2AF2B69D_label_en-US" xlink:label="lab_dei_DocumentFiscalYearFocus_DA4CC4B72C180B0890EEBF2B2AF2B69D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document Fiscal Year Focus</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentFiscalYearFocus" xlink:label="loc_dei_DocumentFiscalYearFocus_DA4CC4B72C180B0890EEBF2B2AF2B69D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentFiscalYearFocus_DA4CC4B72C180B0890EEBF2B2AF2B69D" xlink:to="lab_dei_DocumentFiscalYearFocus_DA4CC4B72C180B0890EEBF2B2AF2B69D" xlink:type="arc" />
    <link:label id="lab_dei_DocumentFiscalPeriodFocus_B50485BE978A379A93DCBF2B2AF28FB7_terseLabel_en-US" xlink:label="lab_dei_DocumentFiscalPeriodFocus_B50485BE978A379A93DCBF2B2AF28FB7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Document Fiscal Period Focus</link:label>
    <link:label id="lab_dei_DocumentFiscalPeriodFocus_B50485BE978A379A93DCBF2B2AF28FB7_label_en-US" xlink:label="lab_dei_DocumentFiscalPeriodFocus_B50485BE978A379A93DCBF2B2AF28FB7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document Fiscal Period Focus</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentFiscalPeriodFocus" xlink:label="loc_dei_DocumentFiscalPeriodFocus_B50485BE978A379A93DCBF2B2AF28FB7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentFiscalPeriodFocus_B50485BE978A379A93DCBF2B2AF28FB7" xlink:to="lab_dei_DocumentFiscalPeriodFocus_B50485BE978A379A93DCBF2B2AF28FB7" xlink:type="arc" />
    <link:label id="lab_clro_IncomeTaxRateDisclosuresAbstract_D2F7CDC1FA3AF8358A11BF2B2CFB0C37_label_en-US" xlink:label="lab_clro_IncomeTaxRateDisclosuresAbstract_D2F7CDC1FA3AF8358A11BF2B2CFB0C37" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Rate Disclosures [Abstract]</link:label>
    <link:label id="lab_clro_IncomeTaxRateDisclosuresAbstract_D2F7CDC1FA3AF8358A11BF2B2CFB0C37_documentation_en-US" xlink:label="lab_clro_IncomeTaxRateDisclosuresAbstract_D2F7CDC1FA3AF8358A11BF2B2CFB0C37" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Income Tax Rate Disclosures [Abstract]</link:label>
    <link:loc xlink:href="clro-20160331.xsd#clro_IncomeTaxRateDisclosuresAbstract" xlink:label="loc_clro_IncomeTaxRateDisclosuresAbstract_D2F7CDC1FA3AF8358A11BF2B2CFB0C37" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_clro_IncomeTaxRateDisclosuresAbstract_D2F7CDC1FA3AF8358A11BF2B2CFB0C37" xlink:to="lab_clro_IncomeTaxRateDisclosuresAbstract_D2F7CDC1FA3AF8358A11BF2B2CFB0C37" xlink:type="arc" />
    <link:label id="lab_clro_EffectiveTaxRateForecasted_1B6DF202DD3D5A02F143BF2B2CFB597F_terseLabel_en-US" xlink:label="lab_clro_EffectiveTaxRateForecasted_1B6DF202DD3D5A02F143BF2B2CFB597F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Effective tax rate, forecasted</link:label>
    <link:label id="lab_clro_EffectiveTaxRateForecasted_1B6DF202DD3D5A02F143BF2B2CFB597F_label_en-US" xlink:label="lab_clro_EffectiveTaxRateForecasted_1B6DF202DD3D5A02F143BF2B2CFB597F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Effective tax rate, forecasted</link:label>
    <link:label id="lab_clro_EffectiveTaxRateForecasted_1B6DF202DD3D5A02F143BF2B2CFB597F_documentation_en-US" xlink:label="lab_clro_EffectiveTaxRateForecasted_1B6DF202DD3D5A02F143BF2B2CFB597F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The forecasted effective income tax rate for the period.</link:label>
    <link:loc xlink:href="clro-20160331.xsd#clro_EffectiveTaxRateForecasted" xlink:label="loc_clro_EffectiveTaxRateForecasted_1B6DF202DD3D5A02F143BF2B2CFB597F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_clro_EffectiveTaxRateForecasted_1B6DF202DD3D5A02F143BF2B2CFB597F" xlink:to="lab_clro_EffectiveTaxRateForecasted_1B6DF202DD3D5A02F143BF2B2CFB597F" xlink:type="arc" />
    <link:label id="lab_clro_EffectiveIncomeTaxRateContinuingOperationsForecastedIncreaseDecreaseInRate_5939981D1515DDD546ABBF2B2CFB474D_terseLabel_en-US" xlink:label="lab_clro_EffectiveIncomeTaxRateContinuingOperationsForecastedIncreaseDecreaseInRate_5939981D1515DDD546ABBF2B2CFB474D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Effective Income Tax Rate, Continuing Operations, Forecasted Increase (Decrease) in Rate</link:label>
    <link:label id="lab_clro_EffectiveIncomeTaxRateContinuingOperationsForecastedIncreaseDecreaseInRate_5939981D1515DDD546ABBF2B2CFB474D_label_en-US" xlink:label="lab_clro_EffectiveIncomeTaxRateContinuingOperationsForecastedIncreaseDecreaseInRate_5939981D1515DDD546ABBF2B2CFB474D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Effective Income Tax Rate, Continuing Operations, Forecasted Increase (Decrease) in Rate</link:label>
    <link:label id="lab_clro_EffectiveIncomeTaxRateContinuingOperationsForecastedIncreaseDecreaseInRate_5939981D1515DDD546ABBF2B2CFB474D_documentation_en-US" xlink:label="lab_clro_EffectiveIncomeTaxRateContinuingOperationsForecastedIncreaseDecreaseInRate_5939981D1515DDD546ABBF2B2CFB474D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">This tag represents the increase or decrease between the prior period effective income tax rate and the current period forecasted effective income tax rate.</link:label>
    <link:loc xlink:href="clro-20160331.xsd#clro_EffectiveIncomeTaxRateContinuingOperationsForecastedIncreaseDecreaseInRate" xlink:label="loc_clro_EffectiveIncomeTaxRateContinuingOperationsForecastedIncreaseDecreaseInRate_5939981D1515DDD546ABBF2B2CFB474D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_clro_EffectiveIncomeTaxRateContinuingOperationsForecastedIncreaseDecreaseInRate_5939981D1515DDD546ABBF2B2CFB474D" xlink:to="lab_clro_EffectiveIncomeTaxRateContinuingOperationsForecastedIncreaseDecreaseInRate_5939981D1515DDD546ABBF2B2CFB474D" xlink:type="arc" />
    <link:label id="lab_us-gaap_EffectiveIncomeTaxRateContinuingOperations_7754CC44147220A6597FBF2B2CFBC8B3_terseLabel_en-US" xlink:label="lab_us-gaap_EffectiveIncomeTaxRateContinuingOperations_7754CC44147220A6597FBF2B2CFBC8B3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Effective Income Tax Rate, Continuing Operations</link:label>
    <link:label id="lab_us-gaap_EffectiveIncomeTaxRateContinuingOperations_7754CC44147220A6597FBF2B2CFBC8B3_label_en-US" xlink:label="lab_us-gaap_EffectiveIncomeTaxRateContinuingOperations_7754CC44147220A6597FBF2B2CFBC8B3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Percent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperations" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_7754CC44147220A6597FBF2B2CFBC8B3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_7754CC44147220A6597FBF2B2CFBC8B3" xlink:to="lab_us-gaap_EffectiveIncomeTaxRateContinuingOperations_7754CC44147220A6597FBF2B2CFBC8B3" xlink:type="arc" />
    <link:label id="lab_clro_EffectiveTaxRateIncludingLossJurisdictions_3CACB7A3B52DCE7B7439BF2B2CFB6979_terseLabel_en-US" xlink:label="lab_clro_EffectiveTaxRateIncludingLossJurisdictions_3CACB7A3B52DCE7B7439BF2B2CFB6979" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Effective tax rate, including loss jurisdictions</link:label>
    <link:label id="lab_clro_EffectiveTaxRateIncludingLossJurisdictions_3CACB7A3B52DCE7B7439BF2B2CFB6979_label_en-US" xlink:label="lab_clro_EffectiveTaxRateIncludingLossJurisdictions_3CACB7A3B52DCE7B7439BF2B2CFB6979" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Effective tax rate, including loss jurisdictions</link:label>
    <link:label id="lab_clro_EffectiveTaxRateIncludingLossJurisdictions_3CACB7A3B52DCE7B7439BF2B2CFB6979_documentation_en-US" xlink:label="lab_clro_EffectiveTaxRateIncludingLossJurisdictions_3CACB7A3B52DCE7B7439BF2B2CFB6979" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The forecasted effective tax rate which includes loss jurisdiction for which no benefit from forecasted current year losses is anticipated.</link:label>
    <link:loc xlink:href="clro-20160331.xsd#clro_EffectiveTaxRateIncludingLossJurisdictions" xlink:label="loc_clro_EffectiveTaxRateIncludingLossJurisdictions_3CACB7A3B52DCE7B7439BF2B2CFB6979" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_clro_EffectiveTaxRateIncludingLossJurisdictions_3CACB7A3B52DCE7B7439BF2B2CFB6979" xlink:to="lab_clro_EffectiveTaxRateIncludingLossJurisdictions_3CACB7A3B52DCE7B7439BF2B2CFB6979" xlink:type="arc" />
    <link:label id="lab_us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate_B811C400E6A039EE37DCBF2B2CFB50C3_terseLabel_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate_B811C400E6A039EE37DCBF2B2CFB50C3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unrecognized Tax Benefits that Would Impact Effective Tax Rate</link:label>
    <link:label id="lab_us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate_B811C400E6A039EE37DCBF2B2CFB50C3_label_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate_B811C400E6A039EE37DCBF2B2CFB50C3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Unrecognized Tax Benefits that Would Impact Effective Tax Rate</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate_B811C400E6A039EE37DCBF2B2CFB50C3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate_B811C400E6A039EE37DCBF2B2CFB50C3" xlink:to="lab_us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate_B811C400E6A039EE37DCBF2B2CFB50C3" xlink:type="arc" />
    <link:label id="lab_clro_EffectiveTaxRateAfterDiscreetBenefits_EB74ECCCA1099402251EBF2B2CFBC67B_terseLabel_en-US" xlink:label="lab_clro_EffectiveTaxRateAfterDiscreetBenefits_EB74ECCCA1099402251EBF2B2CFBC67B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Effective Tax Rate, After Discreet Benefits</link:label>
    <link:label id="lab_clro_EffectiveTaxRateAfterDiscreetBenefits_EB74ECCCA1099402251EBF2B2CFBC67B_label_en-US" xlink:label="lab_clro_EffectiveTaxRateAfterDiscreetBenefits_EB74ECCCA1099402251EBF2B2CFBC67B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Effective Tax Rate, After Discreet Benefits</link:label>
    <link:label id="lab_clro_EffectiveTaxRateAfterDiscreetBenefits_EB74ECCCA1099402251EBF2B2CFBC67B_documentation_en-US" xlink:label="lab_clro_EffectiveTaxRateAfterDiscreetBenefits_EB74ECCCA1099402251EBF2B2CFBC67B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Effective Tax Rate, After Discreet Benefits</link:label>
    <link:loc xlink:href="clro-20160331.xsd#clro_EffectiveTaxRateAfterDiscreetBenefits" xlink:label="loc_clro_EffectiveTaxRateAfterDiscreetBenefits_EB74ECCCA1099402251EBF2B2CFBC67B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_clro_EffectiveTaxRateAfterDiscreetBenefits_EB74ECCCA1099402251EBF2B2CFBC67B" xlink:to="lab_clro_EffectiveTaxRateAfterDiscreetBenefits_EB74ECCCA1099402251EBF2B2CFBC67B" xlink:type="arc" />
    <link:label id="lab_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_1656BC1105D1AA4DAEF998B32C8FF180_label_en-US" xlink:label="lab_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_1656BC1105D1AA4DAEF998B32C8FF180" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Goodwill and Intangible Assets Disclosure [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:label="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_1656BC1105D1AA4DAEF998B32C8FF180" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_1656BC1105D1AA4DAEF998B32C8FF180" xlink:to="lab_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_1656BC1105D1AA4DAEF998B32C8FF180" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_6DCD39A46D900311D92798BB086106FD_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_6DCD39A46D900311D92798BB086106FD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Finite-Lived Intangible Assets [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_6DCD39A46D900311D92798BB086106FD_label_en-US" xlink:label="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_6DCD39A46D900311D92798BB086106FD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Finite-Lived Intangible Assets [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable" xlink:label="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_6DCD39A46D900311D92798BB086106FD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_6DCD39A46D900311D92798BB086106FD" xlink:to="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_6DCD39A46D900311D92798BB086106FD" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_6A47554ABF1BDED8D2E498BB086193FA_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_6A47554ABF1BDED8D2E498BB086193FA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets by Major Class [Axis]</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_6A47554ABF1BDED8D2E498BB086193FA_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_6A47554ABF1BDED8D2E498BB086193FA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets by Major Class [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_6A47554ABF1BDED8D2E498BB086193FA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_6A47554ABF1BDED8D2E498BB086193FA" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_6A47554ABF1BDED8D2E498BB086193FA" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_2DB6FED26C6F5567E59F98BB0861C7D8_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_2DB6FED26C6F5567E59F98BB0861C7D8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Major Class Name [Domain]</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_2DB6FED26C6F5567E59F98BB0861C7D8_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_2DB6FED26C6F5567E59F98BB0861C7D8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Major Class Name [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_2DB6FED26C6F5567E59F98BB0861C7D8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_2DB6FED26C6F5567E59F98BB0861C7D8" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_2DB6FED26C6F5567E59F98BB0861C7D8" xlink:type="arc" />
    <link:label id="lab_us-gaap_ConsolidationItemsAxis_A7ABFBA679417ED17F6498BB08621400_terseLabel_en-US" xlink:label="lab_us-gaap_ConsolidationItemsAxis_A7ABFBA679417ED17F6498BB08621400" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Consolidation Items [Axis]</link:label>
    <link:label id="lab_us-gaap_ConsolidationItemsAxis_A7ABFBA679417ED17F6498BB08621400_label_en-US" xlink:label="lab_us-gaap_ConsolidationItemsAxis_A7ABFBA679417ED17F6498BB08621400" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Consolidation Items [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ConsolidationItemsAxis" xlink:label="loc_us-gaap_ConsolidationItemsAxis_A7ABFBA679417ED17F6498BB08621400" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConsolidationItemsAxis_A7ABFBA679417ED17F6498BB08621400" xlink:to="lab_us-gaap_ConsolidationItemsAxis_A7ABFBA679417ED17F6498BB08621400" xlink:type="arc" />
    <link:label id="lab_us-gaap_ConsolidationItemsDomain_F6AF4142508A6174C0EE98BB0862B80B_terseLabel_en-US" xlink:label="lab_us-gaap_ConsolidationItemsDomain_F6AF4142508A6174C0EE98BB0862B80B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Consolidation Items [Domain]</link:label>
    <link:label id="lab_us-gaap_ConsolidationItemsDomain_F6AF4142508A6174C0EE98BB0862B80B_label_en-US" xlink:label="lab_us-gaap_ConsolidationItemsDomain_F6AF4142508A6174C0EE98BB0862B80B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Consolidation Items [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ConsolidationItemsDomain" xlink:label="loc_us-gaap_ConsolidationItemsDomain_F6AF4142508A6174C0EE98BB0862B80B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConsolidationItemsDomain_F6AF4142508A6174C0EE98BB0862B80B" xlink:to="lab_us-gaap_ConsolidationItemsDomain_F6AF4142508A6174C0EE98BB0862B80B" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementBusinessSegmentsAxis_2D3909DB9A7F88B7C6A198BB0862E867_terseLabel_en-US" xlink:label="lab_us-gaap_StatementBusinessSegmentsAxis_2D3909DB9A7F88B7C6A198BB0862E867" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Segments [Axis]</link:label>
    <link:label id="lab_us-gaap_StatementBusinessSegmentsAxis_2D3909DB9A7F88B7C6A198BB0862E867_label_en-US" xlink:label="lab_us-gaap_StatementBusinessSegmentsAxis_2D3909DB9A7F88B7C6A198BB0862E867" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Segments [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_2D3909DB9A7F88B7C6A198BB0862E867" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_2D3909DB9A7F88B7C6A198BB0862E867" xlink:to="lab_us-gaap_StatementBusinessSegmentsAxis_2D3909DB9A7F88B7C6A198BB0862E867" xlink:type="arc" />
    <link:label id="lab_us-gaap_SegmentDomain_9F4E54EE26A926B8F77098BB0862CFAA_terseLabel_en-US" xlink:label="lab_us-gaap_SegmentDomain_9F4E54EE26A926B8F77098BB0862CFAA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Segments [Domain]</link:label>
    <link:label id="lab_us-gaap_SegmentDomain_9F4E54EE26A926B8F77098BB0862CFAA_label_en-US" xlink:label="lab_us-gaap_SegmentDomain_9F4E54EE26A926B8F77098BB0862CFAA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Segments [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaap_SegmentDomain_9F4E54EE26A926B8F77098BB0862CFAA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SegmentDomain_9F4E54EE26A926B8F77098BB0862CFAA" xlink:to="lab_us-gaap_SegmentDomain_9F4E54EE26A926B8F77098BB0862CFAA" xlink:type="arc" />
    <link:label id="lab_us-gaap_RangeAxis_B1E670167643D71A4B4E98BB08638FAE_terseLabel_en-US" xlink:label="lab_us-gaap_RangeAxis_B1E670167643D71A4B4E98BB08638FAE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Range [Axis]</link:label>
    <link:label id="lab_us-gaap_RangeAxis_B1E670167643D71A4B4E98BB08638FAE_label_en-US" xlink:label="lab_us-gaap_RangeAxis_B1E670167643D71A4B4E98BB08638FAE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Range [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RangeAxis" xlink:label="loc_us-gaap_RangeAxis_B1E670167643D71A4B4E98BB08638FAE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RangeAxis_B1E670167643D71A4B4E98BB08638FAE" xlink:to="lab_us-gaap_RangeAxis_B1E670167643D71A4B4E98BB08638FAE" xlink:type="arc" />
    <link:label id="lab_us-gaap_RangeMember_9481FE88B6D4BA9153F798BB08632A52_terseLabel_en-US" xlink:label="lab_us-gaap_RangeMember_9481FE88B6D4BA9153F798BB08632A52" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Range [Domain]</link:label>
    <link:label id="lab_us-gaap_RangeMember_9481FE88B6D4BA9153F798BB08632A52_label_en-US" xlink:label="lab_us-gaap_RangeMember_9481FE88B6D4BA9153F798BB08632A52" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Range [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RangeMember" xlink:label="loc_us-gaap_RangeMember_9481FE88B6D4BA9153F798BB08632A52" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RangeMember_9481FE88B6D4BA9153F798BB08632A52" xlink:to="lab_us-gaap_RangeMember_9481FE88B6D4BA9153F798BB08632A52" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsLineItems_0C2AD6F1D0FAAA321DE798BB086335A1_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsLineItems_0C2AD6F1D0FAAA321DE798BB086335A1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets [Line Items]</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsLineItems_0C2AD6F1D0FAAA321DE798BB086335A1_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsLineItems_0C2AD6F1D0FAAA321DE798BB086335A1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsLineItems" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_0C2AD6F1D0FAAA321DE798BB086335A1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_0C2AD6F1D0FAAA321DE798BB086335A1" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsLineItems_0C2AD6F1D0FAAA321DE798BB086335A1" xlink:type="arc" />
    <link:label id="lab_us-gaap_IntangibleAssetsDisclosureTextBlock_DACA9807805814F85A6598BB0903D4FA_terseLabel_en-US" xlink:label="lab_us-gaap_IntangibleAssetsDisclosureTextBlock_DACA9807805814F85A6598BB0903D4FA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Intangible Assets Disclosure [Text Block]</link:label>
    <link:label id="lab_us-gaap_IntangibleAssetsDisclosureTextBlock_DACA9807805814F85A6598BB0903D4FA_label_en-US" xlink:label="lab_us-gaap_IntangibleAssetsDisclosureTextBlock_DACA9807805814F85A6598BB0903D4FA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Intangible Assets Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IntangibleAssetsDisclosureTextBlock" xlink:label="loc_us-gaap_IntangibleAssetsDisclosureTextBlock_DACA9807805814F85A6598BB0903D4FA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IntangibleAssetsDisclosureTextBlock_DACA9807805814F85A6598BB0903D4FA" xlink:to="lab_us-gaap_IntangibleAssetsDisclosureTextBlock_DACA9807805814F85A6598BB0903D4FA" xlink:type="arc" />
    <link:label id="lab_clro_ScheduleOfFiniteLivedAndIndefiniteLivedIntangibleAssetsTableTextBlock_C366E50416ADF847528798B32C8F655D_terseLabel_en-US" xlink:label="lab_clro_ScheduleOfFiniteLivedAndIndefiniteLivedIntangibleAssetsTableTextBlock_C366E50416ADF847528798B32C8F655D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Intangible Assets</link:label>
    <link:label id="lab_clro_ScheduleOfFiniteLivedAndIndefiniteLivedIntangibleAssetsTableTextBlock_C366E50416ADF847528798B32C8F655D_label_en-US" xlink:label="lab_clro_ScheduleOfFiniteLivedAndIndefiniteLivedIntangibleAssetsTableTextBlock_C366E50416ADF847528798B32C8F655D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Finite-Lived and Indefinite-Lived Intangible Assets [Table Text Block]</link:label>
    <link:label id="lab_clro_ScheduleOfFiniteLivedAndIndefiniteLivedIntangibleAssetsTableTextBlock_C366E50416ADF847528798B32C8F655D_documentation_en-US" xlink:label="lab_clro_ScheduleOfFiniteLivedAndIndefiniteLivedIntangibleAssetsTableTextBlock_C366E50416ADF847528798B32C8F655D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Schedule of Finite-Lived and Indefinite-Lived Intangible Assets [Table Text Block]</link:label>
    <link:loc xlink:href="clro-20160331.xsd#clro_ScheduleOfFiniteLivedAndIndefiniteLivedIntangibleAssetsTableTextBlock" xlink:label="loc_clro_ScheduleOfFiniteLivedAndIndefiniteLivedIntangibleAssetsTableTextBlock_C366E50416ADF847528798B32C8F655D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_clro_ScheduleOfFiniteLivedAndIndefiniteLivedIntangibleAssetsTableTextBlock_C366E50416ADF847528798B32C8F655D" xlink:to="lab_clro_ScheduleOfFiniteLivedAndIndefiniteLivedIntangibleAssetsTableTextBlock_C366E50416ADF847528798B32C8F655D" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_89E436D90095FF868A5D98B32C8FBCBC_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_89E436D90095FF868A5D98B32C8FBCBC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Estimated Future Amortization Expense of Intangible Assets</link:label>
    <link:label id="lab_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_89E436D90095FF868A5D98B32C8FBCBC_label_en-US" xlink:label="lab_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_89E436D90095FF868A5D98B32C8FBCBC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock" xlink:label="loc_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_89E436D90095FF868A5D98B32C8FBCBC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_89E436D90095FF868A5D98B32C8FBCBC" xlink:to="lab_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_89E436D90095FF868A5D98B32C8FBCBC" xlink:type="arc" />
    <link:label id="lab_us-gaap_EarningsPerShareAbstract_F2E9BA23315C73E44F7F87F238B1367F_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareAbstract_F2E9BA23315C73E44F7F87F238B1367F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Earnings Per Share [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="loc_us-gaap_EarningsPerShareAbstract_F2E9BA23315C73E44F7F87F238B1367F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareAbstract_F2E9BA23315C73E44F7F87F238B1367F" xlink:to="lab_us-gaap_EarningsPerShareAbstract_F2E9BA23315C73E44F7F87F238B1367F" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable_B71716277467AD2330CF87F238B14301_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable_B71716277467AD2330CF87F238B14301" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable_B71716277467AD2330CF87F238B14301_label_en-US" xlink:label="lab_us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable_B71716277467AD2330CF87F238B14301" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable" xlink:label="loc_us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable_B71716277467AD2330CF87F238B14301" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable_B71716277467AD2330CF87F238B14301" xlink:to="lab_us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable_B71716277467AD2330CF87F238B14301" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementClassOfStockAxis_251B4FCB49CEF32AC94F87F238B15C80_terseLabel_en-US" xlink:label="lab_us-gaap_StatementClassOfStockAxis_251B4FCB49CEF32AC94F87F238B15C80" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Class of Stock [Axis]</link:label>
    <link:label id="lab_us-gaap_StatementClassOfStockAxis_251B4FCB49CEF32AC94F87F238B15C80_label_en-US" xlink:label="lab_us-gaap_StatementClassOfStockAxis_251B4FCB49CEF32AC94F87F238B15C80" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Class of Stock [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StatementClassOfStockAxis" xlink:label="loc_us-gaap_StatementClassOfStockAxis_251B4FCB49CEF32AC94F87F238B15C80" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementClassOfStockAxis_251B4FCB49CEF32AC94F87F238B15C80" xlink:to="lab_us-gaap_StatementClassOfStockAxis_251B4FCB49CEF32AC94F87F238B15C80" xlink:type="arc" />
    <link:label id="lab_us-gaap_ClassOfStockDomain_06675AA597A9D81B1B8F87F238B1E014_terseLabel_en-US" xlink:label="lab_us-gaap_ClassOfStockDomain_06675AA597A9D81B1B8F87F238B1E014" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Class of Stock [Domain]</link:label>
    <link:label id="lab_us-gaap_ClassOfStockDomain_06675AA597A9D81B1B8F87F238B1E014_label_en-US" xlink:label="lab_us-gaap_ClassOfStockDomain_06675AA597A9D81B1B8F87F238B1E014" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Class of Stock [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ClassOfStockDomain" xlink:label="loc_us-gaap_ClassOfStockDomain_06675AA597A9D81B1B8F87F238B1E014" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ClassOfStockDomain_06675AA597A9D81B1B8F87F238B1E014" xlink:to="lab_us-gaap_ClassOfStockDomain_06675AA597A9D81B1B8F87F238B1E014" xlink:type="arc" />
    <link:label id="lab_us-gaap_EarningsPerShareDilutedLineItems_53EB7D0D2156DEBEA6C587F238B110AB_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareDilutedLineItems_53EB7D0D2156DEBEA6C587F238B110AB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]</link:label>
    <link:label id="lab_us-gaap_EarningsPerShareDilutedLineItems_53EB7D0D2156DEBEA6C587F238B110AB_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareDilutedLineItems_53EB7D0D2156DEBEA6C587F238B110AB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EarningsPerShareDilutedLineItems" xlink:label="loc_us-gaap_EarningsPerShareDilutedLineItems_53EB7D0D2156DEBEA6C587F238B110AB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareDilutedLineItems_53EB7D0D2156DEBEA6C587F238B110AB" xlink:to="lab_us-gaap_EarningsPerShareDilutedLineItems_53EB7D0D2156DEBEA6C587F238B110AB" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_507C40B6F7A244B4EB8287F238B2E923_verboseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_507C40B6F7A244B4EB8287F238B2E923" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_507C40B6F7A244B4EB8287F238B2E923_label_en-US" xlink:label="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_507C40B6F7A244B4EB8287F238B2E923" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_507C40B6F7A244B4EB8287F238B2E923" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_507C40B6F7A244B4EB8287F238B2E923" xlink:to="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_507C40B6F7A244B4EB8287F238B2E923" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockholdersEquityNoteAbstract_968C693E818976387FD6BF2B2E15B9EE_label_en-US" xlink:label="lab_us-gaap_StockholdersEquityNoteAbstract_968C693E818976387FD6BF2B2E15B9EE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stockholders' Equity Note [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockholdersEquityNoteAbstract" xlink:label="loc_us-gaap_StockholdersEquityNoteAbstract_968C693E818976387FD6BF2B2E15B9EE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquityNoteAbstract_968C693E818976387FD6BF2B2E15B9EE" xlink:to="lab_us-gaap_StockholdersEquityNoteAbstract_968C693E818976387FD6BF2B2E15B9EE" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockholdersEquityNoteDisclosureTextBlock_6103125A41D6B422A5F0BF2B2E15C21F_terseLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityNoteDisclosureTextBlock_6103125A41D6B422A5F0BF2B2E15C21F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Shareholders' Equity</link:label>
    <link:label id="lab_us-gaap_StockholdersEquityNoteDisclosureTextBlock_6103125A41D6B422A5F0BF2B2E15C21F_label_en-US" xlink:label="lab_us-gaap_StockholdersEquityNoteDisclosureTextBlock_6103125A41D6B422A5F0BF2B2E15C21F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stockholders' Equity Note Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockholdersEquityNoteDisclosureTextBlock" xlink:label="loc_us-gaap_StockholdersEquityNoteDisclosureTextBlock_6103125A41D6B422A5F0BF2B2E15C21F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquityNoteDisclosureTextBlock_6103125A41D6B422A5F0BF2B2E15C21F" xlink:to="lab_us-gaap_StockholdersEquityNoteDisclosureTextBlock_6103125A41D6B422A5F0BF2B2E15C21F" xlink:type="arc" />
    <link:label id="lab_clro_ShareholdersEquityAndShareBasedPaymentsAbstract_25F1934CA4EAAB0260C487B42CC461EB_label_en-US" xlink:label="lab_clro_ShareholdersEquityAndShareBasedPaymentsAbstract_25F1934CA4EAAB0260C487B42CC461EB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Shareholders' Equity and Share-based Payments [Abstract]</link:label>
    <link:label id="lab_clro_ShareholdersEquityAndShareBasedPaymentsAbstract_25F1934CA4EAAB0260C487B42CC461EB_documentation_en-US" xlink:label="lab_clro_ShareholdersEquityAndShareBasedPaymentsAbstract_25F1934CA4EAAB0260C487B42CC461EB" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Shareholders' Equity and Share-based Payments [Abstract]</link:label>
    <link:loc xlink:href="clro-20160331.xsd#clro_ShareholdersEquityAndShareBasedPaymentsAbstract" xlink:label="loc_clro_ShareholdersEquityAndShareBasedPaymentsAbstract_25F1934CA4EAAB0260C487B42CC461EB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_clro_ShareholdersEquityAndShareBasedPaymentsAbstract_25F1934CA4EAAB0260C487B42CC461EB" xlink:to="lab_clro_ShareholdersEquityAndShareBasedPaymentsAbstract_25F1934CA4EAAB0260C487B42CC461EB" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_4C483848D7C4B877417687B42CC4DAF6_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_4C483848D7C4B877417687B42CC4DAF6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_4C483848D7C4B877417687B42CC4DAF6_label_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_4C483848D7C4B877417687B42CC4DAF6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_4C483848D7C4B877417687B42CC4DAF6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_4C483848D7C4B877417687B42CC4DAF6" xlink:to="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_4C483848D7C4B877417687B42CC4DAF6" xlink:type="arc" />
    <link:label id="lab_us-gaap_AwardTypeAxis_80311330BCDA0DA5F14A87B42CC46F7E_terseLabel_en-US" xlink:label="lab_us-gaap_AwardTypeAxis_80311330BCDA0DA5F14A87B42CC46F7E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Award Type [Axis]</link:label>
    <link:label id="lab_us-gaap_AwardTypeAxis_80311330BCDA0DA5F14A87B42CC46F7E_label_en-US" xlink:label="lab_us-gaap_AwardTypeAxis_80311330BCDA0DA5F14A87B42CC46F7E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Award Type [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AwardTypeAxis" xlink:label="loc_us-gaap_AwardTypeAxis_80311330BCDA0DA5F14A87B42CC46F7E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AwardTypeAxis_80311330BCDA0DA5F14A87B42CC46F7E" xlink:to="lab_us-gaap_AwardTypeAxis_80311330BCDA0DA5F14A87B42CC46F7E" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_C34639834ABBF88EAB1887B42CC423AA_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_C34639834ABBF88EAB1887B42CC423AA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Equity Award [Domain]</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_C34639834ABBF88EAB1887B42CC423AA_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_C34639834ABBF88EAB1887B42CC423AA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equity Award [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_C34639834ABBF88EAB1887B42CC423AA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_C34639834ABBF88EAB1887B42CC423AA" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_C34639834ABBF88EAB1887B42CC423AA" xlink:type="arc" />
    <link:label id="lab_us-gaap_EmployeeStockOptionMember_E5DA78C5B59F99D14F8C87B42CC45626_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeStockOptionMember_E5DA78C5B59F99D14F8C87B42CC45626" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Employee Stock Option [Member]</link:label>
    <link:label id="lab_us-gaap_EmployeeStockOptionMember_E5DA78C5B59F99D14F8C87B42CC45626_label_en-US" xlink:label="lab_us-gaap_EmployeeStockOptionMember_E5DA78C5B59F99D14F8C87B42CC45626" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Employee Stock Option [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EmployeeStockOptionMember" xlink:label="loc_us-gaap_EmployeeStockOptionMember_E5DA78C5B59F99D14F8C87B42CC45626" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EmployeeStockOptionMember_E5DA78C5B59F99D14F8C87B42CC45626" xlink:to="lab_us-gaap_EmployeeStockOptionMember_E5DA78C5B59F99D14F8C87B42CC45626" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_91B72CDF103A47586E2D87B42CC58C0A_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_91B72CDF103A47586E2D87B42CC58C0A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award [Line Items]</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_91B72CDF103A47586E2D87B42CC58C0A_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_91B72CDF103A47586E2D87B42CC58C0A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_91B72CDF103A47586E2D87B42CC58C0A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_91B72CDF103A47586E2D87B42CC58C0A" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_91B72CDF103A47586E2D87B42CC58C0A" xlink:type="arc" />
    <link:label id="lab_us-gaap_EmployeeBenefitsAndShareBasedCompensation_C6C9A80CF7283A80A65387B42CCAD864_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeBenefitsAndShareBasedCompensation_C6C9A80CF7283A80A65387B42CCAD864" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Stock-based compensation expense</link:label>
    <link:label id="lab_us-gaap_EmployeeBenefitsAndShareBasedCompensation_C6C9A80CF7283A80A65387B42CCAD864_label_en-US" xlink:label="lab_us-gaap_EmployeeBenefitsAndShareBasedCompensation_C6C9A80CF7283A80A65387B42CCAD864" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Employee Benefits and Share-based Compensation</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EmployeeBenefitsAndShareBasedCompensation" xlink:label="loc_us-gaap_EmployeeBenefitsAndShareBasedCompensation_C6C9A80CF7283A80A65387B42CCAD864" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EmployeeBenefitsAndShareBasedCompensation_C6C9A80CF7283A80A65387B42CCAD864" xlink:to="lab_us-gaap_EmployeeBenefitsAndShareBasedCompensation_C6C9A80CF7283A80A65387B42CCAD864" xlink:type="arc" />
    <link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_2AD678F1C2E07F56432687B42CCA9511_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_2AD678F1C2E07F56432687B42CCA9511" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">unrecognized compensation cost related to non-vested stock options, net of forfeitures</link:label>
    <link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_2AD678F1C2E07F56432687B42CCA9511_label_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_2AD678F1C2E07F56432687B42CCA9511" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_2AD678F1C2E07F56432687B42CCA9511" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_2AD678F1C2E07F56432687B42CCA9511" xlink:to="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_2AD678F1C2E07F56432687B42CCA9511" xlink:type="arc" />
    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_CCBE20AB98DC989D5EB187B42CCA2AFD_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_CCBE20AB98DC989D5EB187B42CCA2AFD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Outstanding, weighted average remaining contractual term (in years)</link:label>
    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_CCBE20AB98DC989D5EB187B42CCA2AFD_label_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_CCBE20AB98DC989D5EB187B42CCA2AFD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_CCBE20AB98DC989D5EB187B42CCA2AFD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_CCBE20AB98DC989D5EB187B42CCA2AFD" xlink:to="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_CCBE20AB98DC989D5EB187B42CCA2AFD" xlink:type="arc" />
    <link:label id="lab_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_66C1EC5B2E2A9A27A6D2979095745B3A_label_en-US" xlink:label="lab_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_66C1EC5B2E2A9A27A6D2979095745B3A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investments, Debt and Equity Securities [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract" xlink:label="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_66C1EC5B2E2A9A27A6D2979095745B3A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_66C1EC5B2E2A9A27A6D2979095745B3A" xlink:to="lab_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_66C1EC5B2E2A9A27A6D2979095745B3A" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_B0441D1467281AD61F959790E14B679B_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_B0441D1467281AD61F959790E14B679B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Available-for-sale Securities [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_B0441D1467281AD61F959790E14B679B_label_en-US" xlink:label="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_B0441D1467281AD61F959790E14B679B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Available-for-sale Securities [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesTable" xlink:label="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_B0441D1467281AD61F959790E14B679B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_B0441D1467281AD61F959790E14B679B" xlink:to="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_B0441D1467281AD61F959790E14B679B" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtSecurityAxis_37ECB22C0D593FA5B8249790E4167D4E_terseLabel_en-US" xlink:label="lab_us-gaap_DebtSecurityAxis_37ECB22C0D593FA5B8249790E4167D4E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Debt Security [Axis]</link:label>
    <link:label id="lab_us-gaap_DebtSecurityAxis_37ECB22C0D593FA5B8249790E4167D4E_label_en-US" xlink:label="lab_us-gaap_DebtSecurityAxis_37ECB22C0D593FA5B8249790E4167D4E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Security [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtSecurityAxis" xlink:label="loc_us-gaap_DebtSecurityAxis_37ECB22C0D593FA5B8249790E4167D4E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtSecurityAxis_37ECB22C0D593FA5B8249790E4167D4E" xlink:to="lab_us-gaap_DebtSecurityAxis_37ECB22C0D593FA5B8249790E4167D4E" xlink:type="arc" />
    <link:label id="lab_us-gaap_MajorTypesOfDebtSecuritiesDomain_603BC87DBA885B5456769790E4D3C5FE_terseLabel_en-US" xlink:label="lab_us-gaap_MajorTypesOfDebtSecuritiesDomain_603BC87DBA885B5456769790E4D3C5FE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Major Types of Debt Securities [Domain]</link:label>
    <link:label id="lab_us-gaap_MajorTypesOfDebtSecuritiesDomain_603BC87DBA885B5456769790E4D3C5FE_label_en-US" xlink:label="lab_us-gaap_MajorTypesOfDebtSecuritiesDomain_603BC87DBA885B5456769790E4D3C5FE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Major Types of Debt Securities [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MajorTypesOfDebtSecuritiesDomain" xlink:label="loc_us-gaap_MajorTypesOfDebtSecuritiesDomain_603BC87DBA885B5456769790E4D3C5FE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MajorTypesOfDebtSecuritiesDomain_603BC87DBA885B5456769790E4D3C5FE" xlink:to="lab_us-gaap_MajorTypesOfDebtSecuritiesDomain_603BC87DBA885B5456769790E4D3C5FE" xlink:type="arc" />
    <link:label id="lab_us-gaap_CorporateDebtSecuritiesMember_DFFF5B95011E080126CA9790E5DA2B48_terseLabel_en-US" xlink:label="lab_us-gaap_CorporateDebtSecuritiesMember_DFFF5B95011E080126CA9790E5DA2B48" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Corporate Debt Securities [Member]</link:label>
    <link:label id="lab_us-gaap_CorporateDebtSecuritiesMember_DFFF5B95011E080126CA9790E5DA2B48_label_en-US" xlink:label="lab_us-gaap_CorporateDebtSecuritiesMember_DFFF5B95011E080126CA9790E5DA2B48" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Corporate Debt Securities [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CorporateDebtSecuritiesMember" xlink:label="loc_us-gaap_CorporateDebtSecuritiesMember_DFFF5B95011E080126CA9790E5DA2B48" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CorporateDebtSecuritiesMember_DFFF5B95011E080126CA9790E5DA2B48" xlink:to="lab_us-gaap_CorporateDebtSecuritiesMember_DFFF5B95011E080126CA9790E5DA2B48" xlink:type="arc" />
    <link:label id="lab_us-gaap_MunicipalBondsMember_B0307969C5060D0AA0729790E6834B42_terseLabel_en-US" xlink:label="lab_us-gaap_MunicipalBondsMember_B0307969C5060D0AA0729790E6834B42" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Municipal Bonds [Member]</link:label>
    <link:label id="lab_us-gaap_MunicipalBondsMember_B0307969C5060D0AA0729790E6834B42_label_en-US" xlink:label="lab_us-gaap_MunicipalBondsMember_B0307969C5060D0AA0729790E6834B42" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Municipal Bonds [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MunicipalBondsMember" xlink:label="loc_us-gaap_MunicipalBondsMember_B0307969C5060D0AA0729790E6834B42" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MunicipalBondsMember_B0307969C5060D0AA0729790E6834B42" xlink:to="lab_us-gaap_MunicipalBondsMember_B0307969C5060D0AA0729790E6834B42" xlink:type="arc" />
    <link:label id="lab_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis_749755B135BA9A6896669790E14B3304_terseLabel_en-US" xlink:label="lab_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis_749755B135BA9A6896669790E14B3304" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Major Types of Debt and Equity Securities [Axis]</link:label>
    <link:label id="lab_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis_749755B135BA9A6896669790E14B3304_label_en-US" xlink:label="lab_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis_749755B135BA9A6896669790E14B3304" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Major Types of Debt and Equity Securities [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis" xlink:label="loc_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis_749755B135BA9A6896669790E14B3304" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis_749755B135BA9A6896669790E14B3304" xlink:to="lab_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis_749755B135BA9A6896669790E14B3304" xlink:type="arc" />
    <link:label id="lab_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_A465F0CEA5A97377C4F09790E14B3FFC_terseLabel_en-US" xlink:label="lab_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_A465F0CEA5A97377C4F09790E14B3FFC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Major Types of Debt and Equity Securities [Domain]</link:label>
    <link:label id="lab_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_A465F0CEA5A97377C4F09790E14B3FFC_label_en-US" xlink:label="lab_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_A465F0CEA5A97377C4F09790E14B3FFC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Major Types of Debt and Equity Securities [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain" xlink:label="loc_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_A465F0CEA5A97377C4F09790E14B3FFC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_A465F0CEA5A97377C4F09790E14B3FFC" xlink:to="lab_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_A465F0CEA5A97377C4F09790E14B3FFC" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_9AED0E8D296CAFBD20CF9790E14C47E5_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_9AED0E8D296CAFBD20CF9790E14C47E5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Available-for-sale Securities [Line Items]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_9AED0E8D296CAFBD20CF9790E14C47E5_label_en-US" xlink:label="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_9AED0E8D296CAFBD20CF9790E14C47E5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Available-for-sale Securities [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems" xlink:label="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_9AED0E8D296CAFBD20CF9790E14C47E5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_9AED0E8D296CAFBD20CF9790E14C47E5" xlink:to="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_9AED0E8D296CAFBD20CF9790E14C47E5" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_DDBE3470A0C97C56A24F9790E2EA00D0_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_DDBE3470A0C97C56A24F9790E2EA00D0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_DDBE3470A0C97C56A24F9790E2EA00D0_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_DDBE3470A0C97C56A24F9790E2EA00D0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_DDBE3470A0C97C56A24F9790E2EA00D0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_DDBE3470A0C97C56A24F9790E2EA00D0" xlink:to="lab_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_DDBE3470A0C97C56A24F9790E2EA00D0" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_30FD517DF44FAC6EBEAA9790E35FC8C2_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_30FD517DF44FAC6EBEAA9790E35FC8C2" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_30FD517DF44FAC6EBEAA9790E35FC8C2_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_30FD517DF44FAC6EBEAA9790E35FC8C2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_30FD517DF44FAC6EBEAA9790E35FC8C2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_30FD517DF44FAC6EBEAA9790E35FC8C2" xlink:to="lab_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_30FD517DF44FAC6EBEAA9790E35FC8C2" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_EE4AAEC938E8B38B67EB97909575C78B_verboseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_EE4AAEC938E8B38B67EB97909575C78B" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Due within one year, Amortized Cost</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_EE4AAEC938E8B38B67EB97909575C78B_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_EE4AAEC938E8B38B67EB97909575C78B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Next Twelve Months, Amortized Cost Basis</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_EE4AAEC938E8B38B67EB97909575C78B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_EE4AAEC938E8B38B67EB97909575C78B" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_EE4AAEC938E8B38B67EB97909575C78B" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_A7EDC5998F40D37B4120979095755314_verboseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_A7EDC5998F40D37B4120979095755314" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Due within one year, Estimated fair value</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_A7EDC5998F40D37B4120979095755314_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_A7EDC5998F40D37B4120979095755314" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Next Twelve Months, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_A7EDC5998F40D37B4120979095755314" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_A7EDC5998F40D37B4120979095755314" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_A7EDC5998F40D37B4120979095755314" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_512492EFF70D2D8FC1AF979095756249_verboseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_512492EFF70D2D8FC1AF979095756249" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Due after one year through five years, Amortized Cost</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_512492EFF70D2D8FC1AF979095756249_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_512492EFF70D2D8FC1AF979095756249" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Year Two Through Five, Amortized Cost Basis</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_512492EFF70D2D8FC1AF979095756249" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_512492EFF70D2D8FC1AF979095756249" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_512492EFF70D2D8FC1AF979095756249" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_C894E78BC74ABD1B010A979095757544_verboseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_C894E78BC74ABD1B010A979095757544" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Due after one year through five years, Estimated fair value</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_C894E78BC74ABD1B010A979095757544_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_C894E78BC74ABD1B010A979095757544" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Year Two Through Five, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_C894E78BC74ABD1B010A979095757544" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_C894E78BC74ABD1B010A979095757544" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_C894E78BC74ABD1B010A979095757544" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_8F9E666F12C15793C627979095760E40_verboseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_8F9E666F12C15793C627979095760E40" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Due after five years through ten years, Amortized Cost</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_8F9E666F12C15793C627979095760E40_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_8F9E666F12C15793C627979095760E40" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Year Six Through Ten, Amortized Cost Basis</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_8F9E666F12C15793C627979095760E40" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_8F9E666F12C15793C627979095760E40" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_8F9E666F12C15793C627979095760E40" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_395BD59119946032BD6097909576143B_verboseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_395BD59119946032BD6097909576143B" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Due after five years through ten years, Estimated fair value</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_395BD59119946032BD6097909576143B_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_395BD59119946032BD6097909576143B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Year Six Through Ten, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_395BD59119946032BD6097909576143B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_395BD59119946032BD6097909576143B" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_395BD59119946032BD6097909576143B" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesAmortizedCost_047302FCD5F2A8ED829C97909576ACF4_totalLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesAmortizedCost_047302FCD5F2A8ED829C97909576ACF4" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total available-for-sale securities, Amortized Cost</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesAmortizedCost_047302FCD5F2A8ED829C97909576ACF4_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesAmortizedCost_047302FCD5F2A8ED829C97909576ACF4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Amortized Cost Basis</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AvailableForSaleSecuritiesAmortizedCost" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesAmortizedCost_047302FCD5F2A8ED829C97909576ACF4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesAmortizedCost_047302FCD5F2A8ED829C97909576ACF4" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesAmortizedCost_047302FCD5F2A8ED829C97909576ACF4" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecurities_BB2DB4472EF8E04A53579790957B40BA_totalLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecurities_BB2DB4472EF8E04A53579790957B40BA" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total available-for-sale securities, Estimated fair value</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecurities_BB2DB4472EF8E04A53579790957B40BA_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecurities_BB2DB4472EF8E04A53579790957B40BA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AvailableForSaleSecurities" xlink:label="loc_us-gaap_AvailableForSaleSecurities_BB2DB4472EF8E04A53579790957B40BA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecurities_BB2DB4472EF8E04A53579790957B40BA" xlink:to="lab_us-gaap_AvailableForSaleSecurities_BB2DB4472EF8E04A53579790957B40BA" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeStatementAbstract_3DF97A04B41DC54F7DEC87F238B8166F_label_en-US" xlink:label="lab_us-gaap_IncomeStatementAbstract_3DF97A04B41DC54F7DEC87F238B8166F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Statement [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeStatementAbstract" xlink:label="loc_us-gaap_IncomeStatementAbstract_3DF97A04B41DC54F7DEC87F238B8166F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeStatementAbstract_3DF97A04B41DC54F7DEC87F238B8166F" xlink:to="lab_us-gaap_IncomeStatementAbstract_3DF97A04B41DC54F7DEC87F238B8166F" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementTable_BFD09A37E6CDA8D19E1187F238B831D5_terseLabel_en-US" xlink:label="lab_us-gaap_StatementTable_BFD09A37E6CDA8D19E1187F238B831D5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Statement [Table]</link:label>
    <link:label id="lab_us-gaap_StatementTable_BFD09A37E6CDA8D19E1187F238B831D5_label_en-US" xlink:label="lab_us-gaap_StatementTable_BFD09A37E6CDA8D19E1187F238B831D5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statement [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_BFD09A37E6CDA8D19E1187F238B831D5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementTable_BFD09A37E6CDA8D19E1187F238B831D5" xlink:to="lab_us-gaap_StatementTable_BFD09A37E6CDA8D19E1187F238B831D5" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementEquityComponentsAxis_28AB4240709C921456A487F238B9B448_terseLabel_en-US" xlink:label="lab_us-gaap_StatementEquityComponentsAxis_28AB4240709C921456A487F238B9B448" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Equity Components [Axis]</link:label>
    <link:label id="lab_us-gaap_StatementEquityComponentsAxis_28AB4240709C921456A487F238B9B448_label_en-US" xlink:label="lab_us-gaap_StatementEquityComponentsAxis_28AB4240709C921456A487F238B9B448" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equity Components [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_28AB4240709C921456A487F238B9B448" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_28AB4240709C921456A487F238B9B448" xlink:to="lab_us-gaap_StatementEquityComponentsAxis_28AB4240709C921456A487F238B9B448" xlink:type="arc" />
    <link:label id="lab_us-gaap_EquityComponentDomain_7229DF9A06912934ABEF87F238B914F4_terseLabel_en-US" xlink:label="lab_us-gaap_EquityComponentDomain_7229DF9A06912934ABEF87F238B914F4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Equity Component [Domain]</link:label>
    <link:label id="lab_us-gaap_EquityComponentDomain_7229DF9A06912934ABEF87F238B914F4_label_en-US" xlink:label="lab_us-gaap_EquityComponentDomain_7229DF9A06912934ABEF87F238B914F4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equity Component [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaap_EquityComponentDomain_7229DF9A06912934ABEF87F238B914F4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EquityComponentDomain_7229DF9A06912934ABEF87F238B914F4" xlink:to="lab_us-gaap_EquityComponentDomain_7229DF9A06912934ABEF87F238B914F4" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementScenarioAxis_64E363B658C925D3AD5987F238B9619B_terseLabel_en-US" xlink:label="lab_us-gaap_StatementScenarioAxis_64E363B658C925D3AD5987F238B9619B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Scenario [Axis]</link:label>
    <link:label id="lab_us-gaap_StatementScenarioAxis_64E363B658C925D3AD5987F238B9619B_label_en-US" xlink:label="lab_us-gaap_StatementScenarioAxis_64E363B658C925D3AD5987F238B9619B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Scenario [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StatementScenarioAxis" xlink:label="loc_us-gaap_StatementScenarioAxis_64E363B658C925D3AD5987F238B9619B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementScenarioAxis_64E363B658C925D3AD5987F238B9619B" xlink:to="lab_us-gaap_StatementScenarioAxis_64E363B658C925D3AD5987F238B9619B" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScenarioUnspecifiedDomain_1A598C0CFEB66B86DA8387F238B98FCE_terseLabel_en-US" xlink:label="lab_us-gaap_ScenarioUnspecifiedDomain_1A598C0CFEB66B86DA8387F238B98FCE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Scenario, Unspecified [Domain]</link:label>
    <link:label id="lab_us-gaap_ScenarioUnspecifiedDomain_1A598C0CFEB66B86DA8387F238B98FCE_label_en-US" xlink:label="lab_us-gaap_ScenarioUnspecifiedDomain_1A598C0CFEB66B86DA8387F238B98FCE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Scenario, Unspecified [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScenarioUnspecifiedDomain" xlink:label="loc_us-gaap_ScenarioUnspecifiedDomain_1A598C0CFEB66B86DA8387F238B98FCE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScenarioUnspecifiedDomain_1A598C0CFEB66B86DA8387F238B98FCE" xlink:to="lab_us-gaap_ScenarioUnspecifiedDomain_1A598C0CFEB66B86DA8387F238B98FCE" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementLineItems_6AFB7FAA74F66EE0379E87F238B9F35F_terseLabel_en-US" xlink:label="lab_us-gaap_StatementLineItems_6AFB7FAA74F66EE0379E87F238B9F35F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Statement [Line Items]</link:label>
    <link:label id="lab_us-gaap_StatementLineItems_6AFB7FAA74F66EE0379E87F238B9F35F_label_en-US" xlink:label="lab_us-gaap_StatementLineItems_6AFB7FAA74F66EE0379E87F238B9F35F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statement [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_6AFB7FAA74F66EE0379E87F238B9F35F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementLineItems_6AFB7FAA74F66EE0379E87F238B9F35F" xlink:to="lab_us-gaap_StatementLineItems_6AFB7FAA74F66EE0379E87F238B9F35F" xlink:type="arc" />
    <link:label id="lab_us-gaap_SalesRevenueNet_FE5B7E1B0CF8DADF5E2C87F238B9354F_terseLabel_en-US" xlink:label="lab_us-gaap_SalesRevenueNet_FE5B7E1B0CF8DADF5E2C87F238B9354F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Revenue</link:label>
    <link:label id="lab_us-gaap_SalesRevenueNet_FE5B7E1B0CF8DADF5E2C87F238B9354F_label_en-US" xlink:label="lab_us-gaap_SalesRevenueNet_FE5B7E1B0CF8DADF5E2C87F238B9354F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Revenue, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SalesRevenueNet" xlink:label="loc_us-gaap_SalesRevenueNet_FE5B7E1B0CF8DADF5E2C87F238B9354F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SalesRevenueNet_FE5B7E1B0CF8DADF5E2C87F238B9354F" xlink:to="lab_us-gaap_SalesRevenueNet_FE5B7E1B0CF8DADF5E2C87F238B9354F" xlink:type="arc" />
    <link:label id="lab_us-gaap_CostOfGoodsSold_15519526AA26645E7D4D87F238B922BE_terseLabel_en-US" xlink:label="lab_us-gaap_CostOfGoodsSold_15519526AA26645E7D4D87F238B922BE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cost of goods sold</link:label>
    <link:label id="lab_us-gaap_CostOfGoodsSold_15519526AA26645E7D4D87F238B922BE_label_en-US" xlink:label="lab_us-gaap_CostOfGoodsSold_15519526AA26645E7D4D87F238B922BE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cost of Goods Sold</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CostOfGoodsSold" xlink:label="loc_us-gaap_CostOfGoodsSold_15519526AA26645E7D4D87F238B922BE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CostOfGoodsSold_15519526AA26645E7D4D87F238B922BE" xlink:to="lab_us-gaap_CostOfGoodsSold_15519526AA26645E7D4D87F238B922BE" xlink:type="arc" />
    <link:label id="lab_us-gaap_GrossProfit_B80B65DFDBD4125545CA87F238B99621_totalLabel_en-US" xlink:label="lab_us-gaap_GrossProfit_B80B65DFDBD4125545CA87F238B99621" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Gross profit</link:label>
    <link:label id="lab_us-gaap_GrossProfit_B80B65DFDBD4125545CA87F238B99621_label_en-US" xlink:label="lab_us-gaap_GrossProfit_B80B65DFDBD4125545CA87F238B99621" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Gross Profit</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_GrossProfit" xlink:label="loc_us-gaap_GrossProfit_B80B65DFDBD4125545CA87F238B99621" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GrossProfit_B80B65DFDBD4125545CA87F238B99621" xlink:to="lab_us-gaap_GrossProfit_B80B65DFDBD4125545CA87F238B99621" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingExpensesAbstract_FB6BDE7FF600D1D7481087F238B94E9F_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingExpensesAbstract_FB6BDE7FF600D1D7481087F238B94E9F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Operating expenses:</link:label>
    <link:label id="lab_us-gaap_OperatingExpensesAbstract_FB6BDE7FF600D1D7481087F238B94E9F_label_en-US" xlink:label="lab_us-gaap_OperatingExpensesAbstract_FB6BDE7FF600D1D7481087F238B94E9F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Operating Expenses [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OperatingExpensesAbstract" xlink:label="loc_us-gaap_OperatingExpensesAbstract_FB6BDE7FF600D1D7481087F238B94E9F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingExpensesAbstract_FB6BDE7FF600D1D7481087F238B94E9F" xlink:to="lab_us-gaap_OperatingExpensesAbstract_FB6BDE7FF600D1D7481087F238B94E9F" xlink:type="arc" />
    <link:label id="lab_us-gaap_SellingAndMarketingExpense_4315324E4573BA0BDF4E87F238B911FD_terseLabel_en-US" xlink:label="lab_us-gaap_SellingAndMarketingExpense_4315324E4573BA0BDF4E87F238B911FD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Sales and marketing</link:label>
    <link:label id="lab_us-gaap_SellingAndMarketingExpense_4315324E4573BA0BDF4E87F238B911FD_label_en-US" xlink:label="lab_us-gaap_SellingAndMarketingExpense_4315324E4573BA0BDF4E87F238B911FD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Selling and Marketing Expense</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SellingAndMarketingExpense" xlink:label="loc_us-gaap_SellingAndMarketingExpense_4315324E4573BA0BDF4E87F238B911FD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SellingAndMarketingExpense_4315324E4573BA0BDF4E87F238B911FD" xlink:to="lab_us-gaap_SellingAndMarketingExpense_4315324E4573BA0BDF4E87F238B911FD" xlink:type="arc" />
    <link:label id="lab_us-gaap_ResearchAndDevelopmentExpense_2EA3BB48B4D77034FA8787F238BA986E_terseLabel_en-US" xlink:label="lab_us-gaap_ResearchAndDevelopmentExpense_2EA3BB48B4D77034FA8787F238BA986E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Research and product development</link:label>
    <link:label id="lab_us-gaap_ResearchAndDevelopmentExpense_2EA3BB48B4D77034FA8787F238BA986E_label_en-US" xlink:label="lab_us-gaap_ResearchAndDevelopmentExpense_2EA3BB48B4D77034FA8787F238BA986E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Research and Development Expense</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ResearchAndDevelopmentExpense" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_2EA3BB48B4D77034FA8787F238BA986E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ResearchAndDevelopmentExpense_2EA3BB48B4D77034FA8787F238BA986E" xlink:to="lab_us-gaap_ResearchAndDevelopmentExpense_2EA3BB48B4D77034FA8787F238BA986E" xlink:type="arc" />
    <link:label id="lab_us-gaap_GeneralAndAdministrativeExpense_E02F85053F98AFB9AFF887F238BA33AC_terseLabel_en-US" xlink:label="lab_us-gaap_GeneralAndAdministrativeExpense_E02F85053F98AFB9AFF887F238BA33AC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">General and administrative</link:label>
    <link:label id="lab_us-gaap_GeneralAndAdministrativeExpense_E02F85053F98AFB9AFF887F238BA33AC_label_en-US" xlink:label="lab_us-gaap_GeneralAndAdministrativeExpense_E02F85053F98AFB9AFF887F238BA33AC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">General and Administrative Expense</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_GeneralAndAdministrativeExpense" xlink:label="loc_us-gaap_GeneralAndAdministrativeExpense_E02F85053F98AFB9AFF887F238BA33AC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GeneralAndAdministrativeExpense_E02F85053F98AFB9AFF887F238BA33AC" xlink:to="lab_us-gaap_GeneralAndAdministrativeExpense_E02F85053F98AFB9AFF887F238BA33AC" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingExpenses_57514AE425A1EDFAC2EE87F238BA4EDE_totalLabel_en-US" xlink:label="lab_us-gaap_OperatingExpenses_57514AE425A1EDFAC2EE87F238BA4EDE" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total operating expenses</link:label>
    <link:label id="lab_us-gaap_OperatingExpenses_57514AE425A1EDFAC2EE87F238BA4EDE_label_en-US" xlink:label="lab_us-gaap_OperatingExpenses_57514AE425A1EDFAC2EE87F238BA4EDE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Operating Expenses</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OperatingExpenses" xlink:label="loc_us-gaap_OperatingExpenses_57514AE425A1EDFAC2EE87F238BA4EDE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingExpenses_57514AE425A1EDFAC2EE87F238BA4EDE" xlink:to="lab_us-gaap_OperatingExpenses_57514AE425A1EDFAC2EE87F238BA4EDE" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingIncomeLoss_E16CB50C4B95F9772F6387F238BA5137_totalLabel_en-US" xlink:label="lab_us-gaap_OperatingIncomeLoss_E16CB50C4B95F9772F6387F238BA5137" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Operating income</link:label>
    <link:label id="lab_us-gaap_OperatingIncomeLoss_E16CB50C4B95F9772F6387F238BA5137_label_en-US" xlink:label="lab_us-gaap_OperatingIncomeLoss_E16CB50C4B95F9772F6387F238BA5137" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Operating Income (Loss)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_us-gaap_OperatingIncomeLoss_E16CB50C4B95F9772F6387F238BA5137" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingIncomeLoss_E16CB50C4B95F9772F6387F238BA5137" xlink:to="lab_us-gaap_OperatingIncomeLoss_E16CB50C4B95F9772F6387F238BA5137" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherOperatingIncomeExpenseNet_FFDF17CDCDD79BC51E5A87F238BA9839_terseLabel_en-US" xlink:label="lab_us-gaap_OtherOperatingIncomeExpenseNet_FFDF17CDCDD79BC51E5A87F238BA9839" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other income, net</link:label>
    <link:label id="lab_us-gaap_OtherOperatingIncomeExpenseNet_FFDF17CDCDD79BC51E5A87F238BA9839_label_en-US" xlink:label="lab_us-gaap_OtherOperatingIncomeExpenseNet_FFDF17CDCDD79BC51E5A87F238BA9839" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Operating Income (Expense), Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherOperatingIncomeExpenseNet" xlink:label="loc_us-gaap_OtherOperatingIncomeExpenseNet_FFDF17CDCDD79BC51E5A87F238BA9839" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherOperatingIncomeExpenseNet_FFDF17CDCDD79BC51E5A87F238BA9839" xlink:to="lab_us-gaap_OtherOperatingIncomeExpenseNet_FFDF17CDCDD79BC51E5A87F238BA9839" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_DA53F9DA2960DAF1879987F238BAC44F_totalLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_DA53F9DA2960DAF1879987F238BAC44F" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Income before income taxes</link:label>
    <link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_DA53F9DA2960DAF1879987F238BAC44F_label_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_DA53F9DA2960DAF1879987F238BAC44F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income (Loss) from Continuing Operations before Income Taxes, Extraordinary Items, Noncontrolling Interest</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_DA53F9DA2960DAF1879987F238BAC44F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_DA53F9DA2960DAF1879987F238BAC44F" xlink:to="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_DA53F9DA2960DAF1879987F238BAC44F" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxExpenseBenefit_A80AB92465385A77A65687F238BA9A18_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxExpenseBenefit_A80AB92465385A77A65687F238BA9A18" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Provision for income taxes</link:label>
    <link:label id="lab_us-gaap_IncomeTaxExpenseBenefit_A80AB92465385A77A65687F238BA9A18_label_en-US" xlink:label="lab_us-gaap_IncomeTaxExpenseBenefit_A80AB92465385A77A65687F238BA9A18" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Expense (Benefit)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_A80AB92465385A77A65687F238BA9A18" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_A80AB92465385A77A65687F238BA9A18" xlink:to="lab_us-gaap_IncomeTaxExpenseBenefit_A80AB92465385A77A65687F238BA9A18" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetIncomeLoss_CBB9B893E1894D75A82487F238BAF5C0_totalLabel_en-US" xlink:label="lab_us-gaap_NetIncomeLoss_CBB9B893E1894D75A82487F238BAF5C0" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net income</link:label>
    <link:label id="lab_us-gaap_NetIncomeLoss_CBB9B893E1894D75A82487F238BAF5C0_label_en-US" xlink:label="lab_us-gaap_NetIncomeLoss_CBB9B893E1894D75A82487F238BAF5C0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Income (Loss) Attributable to Parent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_CBB9B893E1894D75A82487F238BAF5C0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetIncomeLoss_CBB9B893E1894D75A82487F238BAF5C0" xlink:to="lab_us-gaap_NetIncomeLoss_CBB9B893E1894D75A82487F238BAF5C0" xlink:type="arc" />
    <link:label id="lab_us-gaap_EarningsPerShareBasic_FD28366574EE9111832B87F238BAA0D6_verboseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasic_FD28366574EE9111832B87F238BAA0D6" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Basic earnings per common share</link:label>
    <link:label id="lab_us-gaap_EarningsPerShareBasic_FD28366574EE9111832B87F238BAA0D6_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasic_FD28366574EE9111832B87F238BAA0D6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Earnings Per Share, Basic</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EarningsPerShareBasic" xlink:label="loc_us-gaap_EarningsPerShareBasic_FD28366574EE9111832B87F238BAA0D6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareBasic_FD28366574EE9111832B87F238BAA0D6" xlink:to="lab_us-gaap_EarningsPerShareBasic_FD28366574EE9111832B87F238BAA0D6" xlink:type="arc" />
    <link:label id="lab_us-gaap_EarningsPerShareDiluted_C00DB5A8C46127FBBA7787F238BA2161_verboseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareDiluted_C00DB5A8C46127FBBA7787F238BA2161" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Diluted earnings per common share</link:label>
    <link:label id="lab_us-gaap_EarningsPerShareDiluted_C00DB5A8C46127FBBA7787F238BA2161_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareDiluted_C00DB5A8C46127FBBA7787F238BA2161" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Earnings Per Share, Diluted</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EarningsPerShareDiluted" xlink:label="loc_us-gaap_EarningsPerShareDiluted_C00DB5A8C46127FBBA7787F238BA2161" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareDiluted_C00DB5A8C46127FBBA7787F238BA2161" xlink:to="lab_us-gaap_EarningsPerShareDiluted_C00DB5A8C46127FBBA7787F238BA2161" xlink:type="arc" />
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_DC3E7B33E0F2FCCDCA0087F238BA216E_verboseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_DC3E7B33E0F2FCCDCA0087F238BA216E" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Basic weighted average shares outstanding</link:label>
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_DC3E7B33E0F2FCCDCA0087F238BA216E_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_DC3E7B33E0F2FCCDCA0087F238BA216E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted Average Number of Shares Outstanding, Basic</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_DC3E7B33E0F2FCCDCA0087F238BA216E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_DC3E7B33E0F2FCCDCA0087F238BA216E" xlink:to="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_DC3E7B33E0F2FCCDCA0087F238BA216E" xlink:type="arc" />
    <link:label id="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_2C596CEA25402B9F7A5387F238BA8D68_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_2C596CEA25402B9F7A5387F238BA8D68" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Diluted weighted average shares outstanding</link:label>
    <link:label id="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_2C596CEA25402B9F7A5387F238BA8D68_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_2C596CEA25402B9F7A5387F238BA8D68" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted Average Number of Shares Outstanding, Diluted</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_2C596CEA25402B9F7A5387F238BA8D68" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_2C596CEA25402B9F7A5387F238BA8D68" xlink:to="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_2C596CEA25402B9F7A5387F238BA8D68" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_99D2C527514D3BFB4DD687F238BA83A9_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_99D2C527514D3BFB4DD687F238BA83A9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other comprehensive income:</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_99D2C527514D3BFB4DD687F238BA83A9_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_99D2C527514D3BFB4DD687F238BA83A9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Net of Tax [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_99D2C527514D3BFB4DD687F238BA83A9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_99D2C527514D3BFB4DD687F238BA83A9" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_99D2C527514D3BFB4DD687F238BA83A9" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_BE5DC939EF58B44E462187F238BB3277_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_BE5DC939EF58B44E462187F238BB3277" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unrealized gain on available-for-sale securities, net of tax</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_BE5DC939EF58B44E462187F238BB3277_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_BE5DC939EF58B44E462187F238BB3277" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_BE5DC939EF58B44E462187F238BB3277" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_BE5DC939EF58B44E462187F238BB3277" xlink:to="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_BE5DC939EF58B44E462187F238BB3277" xlink:type="arc" />
    <link:label id="lab_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_321FF8883B3EDC8EA41287F238BB06DB_terseLabel_en-US" xlink:label="lab_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_321FF8883B3EDC8EA41287F238BB06DB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Change in foreign currency translation adjustment</link:label>
    <link:label id="lab_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_321FF8883B3EDC8EA41287F238BB06DB_label_en-US" xlink:label="lab_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_321FF8883B3EDC8EA41287F238BB06DB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Foreign Currency Transaction Gain (Loss), before Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ForeignCurrencyTransactionGainLossBeforeTax" xlink:label="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_321FF8883B3EDC8EA41287F238BB06DB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_321FF8883B3EDC8EA41287F238BB06DB" xlink:to="lab_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_321FF8883B3EDC8EA41287F238BB06DB" xlink:type="arc" />
    <link:label id="lab_us-gaap_ComprehensiveIncomeNetOfTax_6751CD954FE8CB03460C87F238BB28A4_totalLabel_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNetOfTax_6751CD954FE8CB03460C87F238BB28A4" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Comprehensive income</link:label>
    <link:label id="lab_us-gaap_ComprehensiveIncomeNetOfTax_6751CD954FE8CB03460C87F238BB28A4_label_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNetOfTax_6751CD954FE8CB03460C87F238BB28A4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Comprehensive Income (Loss), Net of Tax, Attributable to Parent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_6751CD954FE8CB03460C87F238BB28A4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_6751CD954FE8CB03460C87F238BB28A4" xlink:to="lab_us-gaap_ComprehensiveIncomeNetOfTax_6751CD954FE8CB03460C87F238BB28A4" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareholdersEquityAndShareBasedPaymentsTextBlock_EFDF5EC66DF94DD8BD51BF2B2C029C4E_terseLabel_en-US" xlink:label="lab_us-gaap_ShareholdersEquityAndShareBasedPaymentsTextBlock_EFDF5EC66DF94DD8BD51BF2B2C029C4E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share-Based Compensation</link:label>
    <link:label id="lab_us-gaap_ShareholdersEquityAndShareBasedPaymentsTextBlock_EFDF5EC66DF94DD8BD51BF2B2C029C4E_label_en-US" xlink:label="lab_us-gaap_ShareholdersEquityAndShareBasedPaymentsTextBlock_EFDF5EC66DF94DD8BD51BF2B2C029C4E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Shareholders' Equity and Share-based Payments [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareholdersEquityAndShareBasedPaymentsTextBlock" xlink:label="loc_us-gaap_ShareholdersEquityAndShareBasedPaymentsTextBlock_EFDF5EC66DF94DD8BD51BF2B2C029C4E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareholdersEquityAndShareBasedPaymentsTextBlock_EFDF5EC66DF94DD8BD51BF2B2C029C4E" xlink:to="lab_us-gaap_ShareholdersEquityAndShareBasedPaymentsTextBlock_EFDF5EC66DF94DD8BD51BF2B2C029C4E" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfStockholdersEquityTableTextBlock_17F868ABDDEC45750EB4BF2B2B6AF1C3_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfStockholdersEquityTableTextBlock_17F868ABDDEC45750EB4BF2B2B6AF1C3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Shareholders' Equity</link:label>
    <link:label id="lab_us-gaap_ScheduleOfStockholdersEquityTableTextBlock_17F868ABDDEC45750EB4BF2B2B6AF1C3_label_en-US" xlink:label="lab_us-gaap_ScheduleOfStockholdersEquityTableTextBlock_17F868ABDDEC45750EB4BF2B2B6AF1C3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Stockholders Equity [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfStockholdersEquityTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfStockholdersEquityTableTextBlock_17F868ABDDEC45750EB4BF2B2B6AF1C3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfStockholdersEquityTableTextBlock_17F868ABDDEC45750EB4BF2B2B6AF1C3" xlink:to="lab_us-gaap_ScheduleOfStockholdersEquityTableTextBlock_17F868ABDDEC45750EB4BF2B2B6AF1C3" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementOfCashFlowsAbstract_5B782AED360FCD0B452798CE61E751DA_label_en-US" xlink:label="lab_us-gaap_StatementOfCashFlowsAbstract_5B782AED360FCD0B452798CE61E751DA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statement of Cash Flows [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StatementOfCashFlowsAbstract" xlink:label="loc_us-gaap_StatementOfCashFlowsAbstract_5B782AED360FCD0B452798CE61E751DA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_5B782AED360FCD0B452798CE61E751DA" xlink:to="lab_us-gaap_StatementOfCashFlowsAbstract_5B782AED360FCD0B452798CE61E751DA" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_C29497894B075339C55B98CE61E764F5_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_C29497894B075339C55B98CE61E764F5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash flows from operating activities:</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_C29497894B075339C55B98CE61E764F5_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_C29497894B075339C55B98CE61E764F5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Operating Activities [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_C29497894B075339C55B98CE61E764F5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_C29497894B075339C55B98CE61E764F5" xlink:to="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_C29497894B075339C55B98CE61E764F5" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProfitLoss_49BE03BEC401FB9D812E98CE61E73A72_terseLabel_en-US" xlink:label="lab_us-gaap_ProfitLoss_49BE03BEC401FB9D812E98CE61E73A72" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net income</link:label>
    <link:label id="lab_us-gaap_ProfitLoss_49BE03BEC401FB9D812E98CE61E73A72_label_en-US" xlink:label="lab_us-gaap_ProfitLoss_49BE03BEC401FB9D812E98CE61E73A72" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Income (Loss), Including Portion Attributable to Noncontrolling Interest</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ProfitLoss" xlink:label="loc_us-gaap_ProfitLoss_49BE03BEC401FB9D812E98CE61E73A72" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProfitLoss_49BE03BEC401FB9D812E98CE61E73A72" xlink:to="lab_us-gaap_ProfitLoss_49BE03BEC401FB9D812E98CE61E73A72" xlink:type="arc" />
    <link:label id="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_C0C5E14E7CFDA48CEBF898CE61E8DD04_terseLabel_en-US" xlink:label="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_C0C5E14E7CFDA48CEBF898CE61E8DD04" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Adjustments to reconcile net income to net cash provided by operations:</link:label>
    <link:label id="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_C0C5E14E7CFDA48CEBF898CE61E8DD04_label_en-US" xlink:label="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_C0C5E14E7CFDA48CEBF898CE61E8DD04" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_C0C5E14E7CFDA48CEBF898CE61E8DD04" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_C0C5E14E7CFDA48CEBF898CE61E8DD04" xlink:to="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_C0C5E14E7CFDA48CEBF898CE61E8DD04" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherDepreciationAndAmortization_6D432E6745BDBD63AA1498CE61EDB80B_terseLabel_en-US" xlink:label="lab_us-gaap_OtherDepreciationAndAmortization_6D432E6745BDBD63AA1498CE61EDB80B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Depreciation and amortization expense</link:label>
    <link:label id="lab_us-gaap_OtherDepreciationAndAmortization_6D432E6745BDBD63AA1498CE61EDB80B_label_en-US" xlink:label="lab_us-gaap_OtherDepreciationAndAmortization_6D432E6745BDBD63AA1498CE61EDB80B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Depreciation and Amortization</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherDepreciationAndAmortization" xlink:label="loc_us-gaap_OtherDepreciationAndAmortization_6D432E6745BDBD63AA1498CE61EDB80B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherDepreciationAndAmortization_6D432E6745BDBD63AA1498CE61EDB80B" xlink:to="lab_us-gaap_OtherDepreciationAndAmortization_6D432E6745BDBD63AA1498CE61EDB80B" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInDeferredCharges_3313FF3F5852D9FD9B9998CE61ED328C_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInDeferredCharges_3313FF3F5852D9FD9B9998CE61ED328C" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Amortization of deferred rent</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInDeferredCharges_3313FF3F5852D9FD9B9998CE61ED328C_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInDeferredCharges_3313FF3F5852D9FD9B9998CE61ED328C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Deferred Charges</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncreaseDecreaseInDeferredCharges" xlink:label="loc_us-gaap_IncreaseDecreaseInDeferredCharges_3313FF3F5852D9FD9B9998CE61ED328C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInDeferredCharges_3313FF3F5852D9FD9B9998CE61ED328C" xlink:to="lab_us-gaap_IncreaseDecreaseInDeferredCharges_3313FF3F5852D9FD9B9998CE61ED328C" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProvisionForDoubtfulAccounts_FB9F03F13DA8AC8E80E598CE61EDE500_terseLabel_en-US" xlink:label="lab_us-gaap_ProvisionForDoubtfulAccounts_FB9F03F13DA8AC8E80E598CE61EDE500" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Provision for doubtful accounts, net</link:label>
    <link:label id="lab_us-gaap_ProvisionForDoubtfulAccounts_FB9F03F13DA8AC8E80E598CE61EDE500_label_en-US" xlink:label="lab_us-gaap_ProvisionForDoubtfulAccounts_FB9F03F13DA8AC8E80E598CE61EDE500" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Provision for Doubtful Accounts</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ProvisionForDoubtfulAccounts" xlink:label="loc_us-gaap_ProvisionForDoubtfulAccounts_FB9F03F13DA8AC8E80E598CE61EDE500" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProvisionForDoubtfulAccounts_FB9F03F13DA8AC8E80E598CE61EDE500" xlink:to="lab_us-gaap_ProvisionForDoubtfulAccounts_FB9F03F13DA8AC8E80E598CE61EDE500" xlink:type="arc" />
    <link:label id="lab_us-gaap_InventoryWriteDown_F7C4038D0D009890F02198CE61ED1589_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryWriteDown_F7C4038D0D009890F02198CE61ED1589" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Write-down of inventory to net realizable value</link:label>
    <link:label id="lab_us-gaap_InventoryWriteDown_F7C4038D0D009890F02198CE61ED1589_label_en-US" xlink:label="lab_us-gaap_InventoryWriteDown_F7C4038D0D009890F02198CE61ED1589" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Inventory Write-down</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InventoryWriteDown" xlink:label="loc_us-gaap_InventoryWriteDown_F7C4038D0D009890F02198CE61ED1589" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryWriteDown_F7C4038D0D009890F02198CE61ED1589" xlink:to="lab_us-gaap_InventoryWriteDown_F7C4038D0D009890F02198CE61ED1589" xlink:type="arc" />
    <link:label id="lab_us-gaap_GainLossOnDispositionOfAssets_432C76262AD91E3B5A3F98CE61EDBE54_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_GainLossOnDispositionOfAssets_432C76262AD91E3B5A3F98CE61EDBE54" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Loss on disposal of assets</link:label>
    <link:label id="lab_us-gaap_GainLossOnDispositionOfAssets_432C76262AD91E3B5A3F98CE61EDBE54_label_en-US" xlink:label="lab_us-gaap_GainLossOnDispositionOfAssets_432C76262AD91E3B5A3F98CE61EDBE54" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_GainLossOnDispositionOfAssets" xlink:label="loc_us-gaap_GainLossOnDispositionOfAssets_432C76262AD91E3B5A3F98CE61EDBE54" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GainLossOnDispositionOfAssets_432C76262AD91E3B5A3F98CE61EDBE54" xlink:to="lab_us-gaap_GainLossOnDispositionOfAssets_432C76262AD91E3B5A3F98CE61EDBE54" xlink:type="arc" />
    <link:label id="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities_645C51E3D0405DF455D798CE61EEF7C1_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities_645C51E3D0405DF455D798CE61EEF7C1" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Tax benefit from exercise of stock options</link:label>
    <link:label id="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities_645C51E3D0405DF455D798CE61EEF7C1_label_en-US" xlink:label="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities_645C51E3D0405DF455D798CE61EEF7C1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Excess Tax Benefit from Share-based Compensation, Operating Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities" xlink:label="loc_us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities_645C51E3D0405DF455D798CE61EEF7C1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities_645C51E3D0405DF455D798CE61EEF7C1" xlink:to="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities_645C51E3D0405DF455D798CE61EEF7C1" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInDeferredIncomeTaxes_4097FB917481C8C37C9998CE61EED175_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInDeferredIncomeTaxes_4097FB917481C8C37C9998CE61EED175" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Deferred income taxes</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInDeferredIncomeTaxes_4097FB917481C8C37C9998CE61EED175_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInDeferredIncomeTaxes_4097FB917481C8C37C9998CE61EED175" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Deferred Income Taxes</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncreaseDecreaseInDeferredIncomeTaxes" xlink:label="loc_us-gaap_IncreaseDecreaseInDeferredIncomeTaxes_4097FB917481C8C37C9998CE61EED175" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInDeferredIncomeTaxes_4097FB917481C8C37C9998CE61EED175" xlink:to="lab_us-gaap_IncreaseDecreaseInDeferredIncomeTaxes_4097FB917481C8C37C9998CE61EED175" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_C2C5D8E91C8EE450104598CE61EE5BE3_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_C2C5D8E91C8EE450104598CE61EE5BE3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Changes in operating assets and liabilities:</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_C2C5D8E91C8EE450104598CE61EE5BE3_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_C2C5D8E91C8EE450104598CE61EE5BE3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Operating Capital [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_C2C5D8E91C8EE450104598CE61EE5BE3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_C2C5D8E91C8EE450104598CE61EE5BE3" xlink:to="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_C2C5D8E91C8EE450104598CE61EE5BE3" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInReceivables_1CFD3DA3EA76C47F1E2D98CE61EE76F6_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInReceivables_1CFD3DA3EA76C47F1E2D98CE61EE76F6" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Receivables</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInReceivables_1CFD3DA3EA76C47F1E2D98CE61EE76F6_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInReceivables_1CFD3DA3EA76C47F1E2D98CE61EE76F6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Receivables</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncreaseDecreaseInReceivables" xlink:label="loc_us-gaap_IncreaseDecreaseInReceivables_1CFD3DA3EA76C47F1E2D98CE61EE76F6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInReceivables_1CFD3DA3EA76C47F1E2D98CE61EE76F6" xlink:to="lab_us-gaap_IncreaseDecreaseInReceivables_1CFD3DA3EA76C47F1E2D98CE61EE76F6" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInInventories_5ED1ECBC67A83D53A0D898CE61EE1FC0_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInInventories_5ED1ECBC67A83D53A0D898CE61EE1FC0" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Inventories</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInInventories_5ED1ECBC67A83D53A0D898CE61EE1FC0_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInInventories_5ED1ECBC67A83D53A0D898CE61EE1FC0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Inventories</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncreaseDecreaseInInventories" xlink:label="loc_us-gaap_IncreaseDecreaseInInventories_5ED1ECBC67A83D53A0D898CE61EE1FC0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInInventories_5ED1ECBC67A83D53A0D898CE61EE1FC0" xlink:to="lab_us-gaap_IncreaseDecreaseInInventories_5ED1ECBC67A83D53A0D898CE61EE1FC0" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_34D41F9A2BE922BD878998CE61EE786D_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_34D41F9A2BE922BD878998CE61EE786D" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Prepaid expenses and other assets</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_34D41F9A2BE922BD878998CE61EE786D_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_34D41F9A2BE922BD878998CE61EE786D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Prepaid Expense and Other Assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xlink:label="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_34D41F9A2BE922BD878998CE61EE786D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_34D41F9A2BE922BD878998CE61EE786D" xlink:to="lab_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_34D41F9A2BE922BD878998CE61EE786D" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInAccountsPayable_BA0D01A06EFBC74687FF98CE61EE321A_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsPayable_BA0D01A06EFBC74687FF98CE61EE321A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accounts payable</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInAccountsPayable_BA0D01A06EFBC74687FF98CE61EE321A_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsPayable_BA0D01A06EFBC74687FF98CE61EE321A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Accounts Payable</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayable" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayable_BA0D01A06EFBC74687FF98CE61EE321A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInAccountsPayable_BA0D01A06EFBC74687FF98CE61EE321A" xlink:to="lab_us-gaap_IncreaseDecreaseInAccountsPayable_BA0D01A06EFBC74687FF98CE61EE321A" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInAccruedLiabilities_A86F2D03655E2F77783898CE61EE202A_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccruedLiabilities_A86F2D03655E2F77783898CE61EE202A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accrued liabilities</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInAccruedLiabilities_A86F2D03655E2F77783898CE61EE202A_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccruedLiabilities_A86F2D03655E2F77783898CE61EE202A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Accrued Liabilities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncreaseDecreaseInAccruedLiabilities" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedLiabilities_A86F2D03655E2F77783898CE61EE202A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInAccruedLiabilities_A86F2D03655E2F77783898CE61EE202A" xlink:to="lab_us-gaap_IncreaseDecreaseInAccruedLiabilities_A86F2D03655E2F77783898CE61EE202A" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInIncomeTaxesPayableNetOfIncomeTaxesReceivable_E64D330205566B8BE7FA98CE61EEF452_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInIncomeTaxesPayableNetOfIncomeTaxesReceivable_E64D330205566B8BE7FA98CE61EEF452" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income taxes payable</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInIncomeTaxesPayableNetOfIncomeTaxesReceivable_E64D330205566B8BE7FA98CE61EEF452_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInIncomeTaxesPayableNetOfIncomeTaxesReceivable_E64D330205566B8BE7FA98CE61EEF452" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Income Taxes Payable, Net of Income Taxes Receivable</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncreaseDecreaseInIncomeTaxesPayableNetOfIncomeTaxesReceivable" xlink:label="loc_us-gaap_IncreaseDecreaseInIncomeTaxesPayableNetOfIncomeTaxesReceivable_E64D330205566B8BE7FA98CE61EEF452" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInIncomeTaxesPayableNetOfIncomeTaxesReceivable_E64D330205566B8BE7FA98CE61EEF452" xlink:to="lab_us-gaap_IncreaseDecreaseInIncomeTaxesPayableNetOfIncomeTaxesReceivable_E64D330205566B8BE7FA98CE61EEF452" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInDeferredRevenue_D417451F7650DB00B2AF98CE61EEF108_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInDeferredRevenue_D417451F7650DB00B2AF98CE61EEF108" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Deferred product revenue</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInDeferredRevenue_D417451F7650DB00B2AF98CE61EEF108_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInDeferredRevenue_D417451F7650DB00B2AF98CE61EEF108" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Deferred Revenue</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncreaseDecreaseInDeferredRevenue" xlink:label="loc_us-gaap_IncreaseDecreaseInDeferredRevenue_D417451F7650DB00B2AF98CE61EEF108" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInDeferredRevenue_D417451F7650DB00B2AF98CE61EEF108" xlink:to="lab_us-gaap_IncreaseDecreaseInDeferredRevenue_D417451F7650DB00B2AF98CE61EEF108" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_50D3E6B7B890D837277E98CE61EEB839_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_50D3E6B7B890D837277E98CE61EEB839" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Other long-term liabilities</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_50D3E6B7B890D837277E98CE61EEB839_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_50D3E6B7B890D837277E98CE61EEB839" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Other Operating Assets and Liabilities, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_50D3E6B7B890D837277E98CE61EEB839" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_50D3E6B7B890D837277E98CE61EEB839" xlink:to="lab_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_50D3E6B7B890D837277E98CE61EEB839" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_D10804238582400792AC98CE61EF6DCA_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_D10804238582400792AC98CE61EF6DCA" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net cash provided by operating activities</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_D10804238582400792AC98CE61EF6DCA_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_D10804238582400792AC98CE61EF6DCA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Operating Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_D10804238582400792AC98CE61EF6DCA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_D10804238582400792AC98CE61EF6DCA" xlink:to="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_D10804238582400792AC98CE61EF6DCA" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_0C4E14C228072247F81B98CE61EFD1EB_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_0C4E14C228072247F81B98CE61EFD1EB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash flows from investing activities:</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_0C4E14C228072247F81B98CE61EFD1EB_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_0C4E14C228072247F81B98CE61EFD1EB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Investing Activities [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_0C4E14C228072247F81B98CE61EFD1EB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_0C4E14C228072247F81B98CE61EFD1EB" xlink:to="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_0C4E14C228072247F81B98CE61EFD1EB" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_C1F8C4BA14A04DB83CBB98CE61EF3502_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_C1F8C4BA14A04DB83CBB98CE61EF3502" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Purchase of property and equipment</link:label>
    <link:label id="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_C1F8C4BA14A04DB83CBB98CE61EF3502_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_C1F8C4BA14A04DB83CBB98CE61EF3502" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments to Acquire Property, Plant, and Equipment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_C1F8C4BA14A04DB83CBB98CE61EF3502" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_C1F8C4BA14A04DB83CBB98CE61EF3502" xlink:to="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_C1F8C4BA14A04DB83CBB98CE61EF3502" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_6BB95493447FFE21E6BB98CE61F474CD_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_6BB95493447FFE21E6BB98CE61F474CD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from maturities and sales of marketable securities</link:label>
    <link:label id="lab_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_6BB95493447FFE21E6BB98CE61F474CD_label_en-US" xlink:label="lab_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_6BB95493447FFE21E6BB98CE61F474CD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from Maturities, Prepayments and Calls of Available-for-sale Securities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities" xlink:label="loc_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_6BB95493447FFE21E6BB98CE61F474CD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_6BB95493447FFE21E6BB98CE61F474CD" xlink:to="lab_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_6BB95493447FFE21E6BB98CE61F474CD" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsToAcquireMarketableSecurities_69CFBD3001895A223E9198CE61F4837A_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireMarketableSecurities_69CFBD3001895A223E9198CE61F4837A" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Purchases of marketable securities</link:label>
    <link:label id="lab_us-gaap_PaymentsToAcquireMarketableSecurities_69CFBD3001895A223E9198CE61F4837A_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireMarketableSecurities_69CFBD3001895A223E9198CE61F4837A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments to Acquire Marketable Securities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsToAcquireMarketableSecurities" xlink:label="loc_us-gaap_PaymentsToAcquireMarketableSecurities_69CFBD3001895A223E9198CE61F4837A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquireMarketableSecurities_69CFBD3001895A223E9198CE61F4837A" xlink:to="lab_us-gaap_PaymentsToAcquireMarketableSecurities_69CFBD3001895A223E9198CE61F4837A" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_20BF3E40D98BF1902CCD98CE61F5BF8A_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_20BF3E40D98BF1902CCD98CE61F5BF8A" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net cash provided by investing activities</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_20BF3E40D98BF1902CCD98CE61F5BF8A_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_20BF3E40D98BF1902CCD98CE61F5BF8A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Investing Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_20BF3E40D98BF1902CCD98CE61F5BF8A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_20BF3E40D98BF1902CCD98CE61F5BF8A" xlink:to="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_20BF3E40D98BF1902CCD98CE61F5BF8A" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_D609ADBE0BBAB9D01FF798CE61F5E8B4_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_D609ADBE0BBAB9D01FF798CE61F5E8B4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash flows from financing activities:</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_D609ADBE0BBAB9D01FF798CE61F5E8B4_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_D609ADBE0BBAB9D01FF798CE61F5E8B4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Financing Activities [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_D609ADBE0BBAB9D01FF798CE61F5E8B4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_D609ADBE0BBAB9D01FF798CE61F5E8B4" xlink:to="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_D609ADBE0BBAB9D01FF798CE61F5E8B4" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions_3ADD73CD5D1025A43E1098CE61F51229_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions_3ADD73CD5D1025A43E1098CE61F51229" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from the exercise of stock options</link:label>
    <link:label id="lab_us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions_3ADD73CD5D1025A43E1098CE61F51229_label_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions_3ADD73CD5D1025A43E1098CE61F51229" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from Issuance of Shares under Incentive and Share-based Compensation Plans, Including Stock Options</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions_3ADD73CD5D1025A43E1098CE61F51229" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions_3ADD73CD5D1025A43E1098CE61F51229" xlink:to="lab_us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions_3ADD73CD5D1025A43E1098CE61F51229" xlink:type="arc" />
    <link:label id="lab_clro_Paymentsforrepurchaseofstockoptions_CABC008470B87079D36298CE61F562AA_negatedTerseLabel_en-US" xlink:label="lab_clro_Paymentsforrepurchaseofstockoptions_CABC008470B87079D36298CE61F562AA" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Repurchase and cancellation of stock options</link:label>
    <link:label id="lab_clro_Paymentsforrepurchaseofstockoptions_CABC008470B87079D36298CE61F562AA_label_en-US" xlink:label="lab_clro_Paymentsforrepurchaseofstockoptions_CABC008470B87079D36298CE61F562AA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments for repurchase of stock options</link:label>
    <link:label id="lab_clro_Paymentsforrepurchaseofstockoptions_CABC008470B87079D36298CE61F562AA_documentation_en-US" xlink:label="lab_clro_Paymentsforrepurchaseofstockoptions_CABC008470B87079D36298CE61F562AA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Payments for repurchase of stock options - cash paid for the repurchase of employee stock options</link:label>
    <link:loc xlink:href="clro-20160331.xsd#clro_Paymentsforrepurchaseofstockoptions" xlink:label="loc_clro_Paymentsforrepurchaseofstockoptions_CABC008470B87079D36298CE61F562AA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_clro_Paymentsforrepurchaseofstockoptions_CABC008470B87079D36298CE61F562AA" xlink:to="lab_clro_Paymentsforrepurchaseofstockoptions_CABC008470B87079D36298CE61F562AA" xlink:type="arc" />
    <link:label id="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities_C0A23B75BFD6CE1EA40598CE61F5196E_terseLabel_en-US" xlink:label="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities_C0A23B75BFD6CE1EA40598CE61F5196E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Tax benefit from exercise of stock options</link:label>
    <link:label id="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities_C0A23B75BFD6CE1EA40598CE61F5196E_label_en-US" xlink:label="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities_C0A23B75BFD6CE1EA40598CE61F5196E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Excess Tax Benefit from Share-based Compensation, Financing Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities" xlink:label="loc_us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities_C0A23B75BFD6CE1EA40598CE61F5196E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities_C0A23B75BFD6CE1EA40598CE61F5196E" xlink:to="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities_C0A23B75BFD6CE1EA40598CE61F5196E" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsOfDividends_7B0A00750B629AA3DCB098CE61F5C2AE_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsOfDividends_7B0A00750B629AA3DCB098CE61F5C2AE" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Dividends paid</link:label>
    <link:label id="lab_us-gaap_PaymentsOfDividends_7B0A00750B629AA3DCB098CE61F5C2AE_label_en-US" xlink:label="lab_us-gaap_PaymentsOfDividends_7B0A00750B629AA3DCB098CE61F5C2AE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments of Dividends</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsOfDividends" xlink:label="loc_us-gaap_PaymentsOfDividends_7B0A00750B629AA3DCB098CE61F5C2AE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsOfDividends_7B0A00750B629AA3DCB098CE61F5C2AE" xlink:to="lab_us-gaap_PaymentsOfDividends_7B0A00750B629AA3DCB098CE61F5C2AE" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_5258C60D7BFCD151251998CE61F5090C_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_5258C60D7BFCD151251998CE61F5090C" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Repurchase and cancellation of stock</link:label>
    <link:label id="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_5258C60D7BFCD151251998CE61F5090C_label_en-US" xlink:label="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_5258C60D7BFCD151251998CE61F5090C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments for Repurchase of Common Stock</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_5258C60D7BFCD151251998CE61F5090C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_5258C60D7BFCD151251998CE61F5090C" xlink:to="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_5258C60D7BFCD151251998CE61F5090C" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_ADEAB2C4BA06494E9DED98CE61F5199A_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_ADEAB2C4BA06494E9DED98CE61F5199A" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net cash (used in) provided by financing activities</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_ADEAB2C4BA06494E9DED98CE61F5199A_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_ADEAB2C4BA06494E9DED98CE61F5199A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Financing Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_ADEAB2C4BA06494E9DED98CE61F5199A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_ADEAB2C4BA06494E9DED98CE61F5199A" xlink:to="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_ADEAB2C4BA06494E9DED98CE61F5199A" xlink:type="arc" />
    <link:label id="lab_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_304D43137656797ABA5598CE61F5650D_terseLabel_en-US" xlink:label="lab_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_304D43137656797ABA5598CE61F5650D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Effect of exchange rate changes on cash and cash equivalents</link:label>
    <link:label id="lab_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_304D43137656797ABA5598CE61F5650D_label_en-US" xlink:label="lab_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_304D43137656797ABA5598CE61F5650D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Effect of Exchange Rate on Cash and Cash Equivalents</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_304D43137656797ABA5598CE61F5650D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_304D43137656797ABA5598CE61F5650D" xlink:to="lab_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_304D43137656797ABA5598CE61F5650D" xlink:type="arc" />
    <link:label id="lab_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_6741E5C316B83DD19B2D98CE61F53736_totalLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_6741E5C316B83DD19B2D98CE61F53736" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net increase in cash and cash equivalents</link:label>
    <link:label id="lab_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_6741E5C316B83DD19B2D98CE61F53736_label_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_6741E5C316B83DD19B2D98CE61F53736" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash and Cash Equivalents, Period Increase (Decrease)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:label="loc_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_6741E5C316B83DD19B2D98CE61F53736" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_6741E5C316B83DD19B2D98CE61F53736" xlink:to="lab_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_6741E5C316B83DD19B2D98CE61F53736" xlink:type="arc" />
    <link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_B9A5EE4417FACF8B7F9698CE61F5F11C_periodStartLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_B9A5EE4417FACF8B7F9698CE61F5F11C" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Cash and cash equivalents at the beginning of the period</link:label>
    <link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_B9A5EE4417FACF8B7F9698CE61F5F11C_label_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_B9A5EE4417FACF8B7F9698CE61F5F11C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash and Cash Equivalents, at Carrying Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_B9A5EE4417FACF8B7F9698CE61F5F11C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_B9A5EE4417FACF8B7F9698CE61F5F11C" xlink:to="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_B9A5EE4417FACF8B7F9698CE61F5F11C" xlink:type="arc" />
    <link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_BA7D751867F152558D1F98CE61F5583D_periodEndLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_BA7D751867F152558D1F98CE61F5583D" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Cash and cash equivalents at the end of the period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_BA7D751867F152558D1F98CE61F5583D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_BA7D751867F152558D1F98CE61F5583D" xlink:to="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_BA7D751867F152558D1F98CE61F5583D" xlink:type="arc" />
    <link:label id="lab_us-gaap_SupplementalCashFlowInformationAbstract_8699E1AD9291BCF5EF8C98CE61F50F61_terseLabel_en-US" xlink:label="lab_us-gaap_SupplementalCashFlowInformationAbstract_8699E1AD9291BCF5EF8C98CE61F50F61" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Supplemental disclosure of cash flow information:</link:label>
    <link:label id="lab_us-gaap_SupplementalCashFlowInformationAbstract_8699E1AD9291BCF5EF8C98CE61F50F61_label_en-US" xlink:label="lab_us-gaap_SupplementalCashFlowInformationAbstract_8699E1AD9291BCF5EF8C98CE61F50F61" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Supplemental Cash Flow Information [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SupplementalCashFlowInformationAbstract" xlink:label="loc_us-gaap_SupplementalCashFlowInformationAbstract_8699E1AD9291BCF5EF8C98CE61F50F61" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SupplementalCashFlowInformationAbstract_8699E1AD9291BCF5EF8C98CE61F50F61" xlink:to="lab_us-gaap_SupplementalCashFlowInformationAbstract_8699E1AD9291BCF5EF8C98CE61F50F61" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxesPaid_01148A06E915B5BD0BA398CE61F62305_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxesPaid_01148A06E915B5BD0BA398CE61F62305" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash paid for income taxes</link:label>
    <link:label id="lab_us-gaap_IncomeTaxesPaid_01148A06E915B5BD0BA398CE61F62305_label_en-US" xlink:label="lab_us-gaap_IncomeTaxesPaid_01148A06E915B5BD0BA398CE61F62305" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Taxes Paid</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeTaxesPaid" xlink:label="loc_us-gaap_IncomeTaxesPaid_01148A06E915B5BD0BA398CE61F62305" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxesPaid_01148A06E915B5BD0BA398CE61F62305" xlink:to="lab_us-gaap_IncomeTaxesPaid_01148A06E915B5BD0BA398CE61F62305" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock_77630E93302B47691C63BF2B2D8D3998_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock_77630E93302B47691C63BF2B2D8D3998" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Available-for-sale Securities Reconciliation</link:label>
    <link:label id="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock_77630E93302B47691C63BF2B2D8D3998_label_en-US" xlink:label="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock_77630E93302B47691C63BF2B2D8D3998" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Available-for-sale Securities Reconciliation [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock_77630E93302B47691C63BF2B2D8D3998" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock_77630E93302B47691C63BF2B2D8D3998" xlink:to="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock_77630E93302B47691C63BF2B2D8D3998" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesTextBlock_6ACE1C237E4F9FD032B1BF2B2D8D6E60_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesTextBlock_6ACE1C237E4F9FD032B1BF2B2D8D6E60" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesTextBlock_6ACE1C237E4F9FD032B1BF2B2D8D6E60_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesTextBlock_6ACE1C237E4F9FD032B1BF2B2D8D6E60" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AvailableForSaleSecuritiesTextBlock" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesTextBlock_6ACE1C237E4F9FD032B1BF2B2D8D6E60" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesTextBlock_6ACE1C237E4F9FD032B1BF2B2D8D6E60" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesTextBlock_6ACE1C237E4F9FD032B1BF2B2D8D6E60" xlink:type="arc" />
    <link:label id="lab_us-gaap_InventoryDisclosureAbstract_1F976247EEB1733D6393BF2B2D5E02FB_label_en-US" xlink:label="lab_us-gaap_InventoryDisclosureAbstract_1F976247EEB1733D6393BF2B2D5E02FB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Inventory Disclosure [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InventoryDisclosureAbstract" xlink:label="loc_us-gaap_InventoryDisclosureAbstract_1F976247EEB1733D6393BF2B2D5E02FB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryDisclosureAbstract_1F976247EEB1733D6393BF2B2D5E02FB" xlink:to="lab_us-gaap_InventoryDisclosureAbstract_1F976247EEB1733D6393BF2B2D5E02FB" xlink:type="arc" />
    <link:label id="lab_us-gaap_InventoryDisclosureTextBlock_40F5A57ABDEC8CCAB3BCBF2B2D5F1859_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryDisclosureTextBlock_40F5A57ABDEC8CCAB3BCBF2B2D5F1859" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Inventories</link:label>
    <link:label id="lab_us-gaap_InventoryDisclosureTextBlock_40F5A57ABDEC8CCAB3BCBF2B2D5F1859_label_en-US" xlink:label="lab_us-gaap_InventoryDisclosureTextBlock_40F5A57ABDEC8CCAB3BCBF2B2D5F1859" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Inventory Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InventoryDisclosureTextBlock" xlink:label="loc_us-gaap_InventoryDisclosureTextBlock_40F5A57ABDEC8CCAB3BCBF2B2D5F1859" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryDisclosureTextBlock_40F5A57ABDEC8CCAB3BCBF2B2D5F1859" xlink:to="lab_us-gaap_InventoryDisclosureTextBlock_40F5A57ABDEC8CCAB3BCBF2B2D5F1859" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxDisclosureAbstract_18C2BD03160930DB09D7BF2B2CB0D356_label_en-US" xlink:label="lab_us-gaap_IncomeTaxDisclosureAbstract_18C2BD03160930DB09D7BF2B2CB0D356" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Disclosure [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="loc_us-gaap_IncomeTaxDisclosureAbstract_18C2BD03160930DB09D7BF2B2CB0D356" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_18C2BD03160930DB09D7BF2B2CB0D356" xlink:to="lab_us-gaap_IncomeTaxDisclosureAbstract_18C2BD03160930DB09D7BF2B2CB0D356" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxDisclosureTextBlock_0490C42E524E750A3254BF2B2CB09613_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxDisclosureTextBlock_0490C42E524E750A3254BF2B2CB09613" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income Taxes</link:label>
    <link:label id="lab_us-gaap_IncomeTaxDisclosureTextBlock_0490C42E524E750A3254BF2B2CB09613_label_en-US" xlink:label="lab_us-gaap_IncomeTaxDisclosureTextBlock_0490C42E524E750A3254BF2B2CB09613" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeTaxDisclosureTextBlock" xlink:label="loc_us-gaap_IncomeTaxDisclosureTextBlock_0490C42E524E750A3254BF2B2CB09613" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxDisclosureTextBlock_0490C42E524E750A3254BF2B2CB09613" xlink:to="lab_us-gaap_IncomeTaxDisclosureTextBlock_0490C42E524E750A3254BF2B2CB09613" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccountingPoliciesAbstract_90A647D7B0A25BEAC719BF2B2B589F52_label_en-US" xlink:label="lab_us-gaap_AccountingPoliciesAbstract_90A647D7B0A25BEAC719BF2B2B589F52" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accounting Policies [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccountingPoliciesAbstract" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_90A647D7B0A25BEAC719BF2B2B589F52" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_90A647D7B0A25BEAC719BF2B2B589F52" xlink:to="lab_us-gaap_AccountingPoliciesAbstract_90A647D7B0A25BEAC719BF2B2B589F52" xlink:type="arc" />
    <link:label id="lab_us-gaap_OrganizationConsolidationBasisOfPresentationBusinessDescriptionAndAccountingPoliciesTextBlock_F5598D03C7C09FD27685BF2B2B585771_terseLabel_en-US" xlink:label="lab_us-gaap_OrganizationConsolidationBasisOfPresentationBusinessDescriptionAndAccountingPoliciesTextBlock_F5598D03C7C09FD27685BF2B2B585771" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Description, Basis of Presentation and Significant Accounting Policies</link:label>
    <link:label id="lab_us-gaap_OrganizationConsolidationBasisOfPresentationBusinessDescriptionAndAccountingPoliciesTextBlock_F5598D03C7C09FD27685BF2B2B585771_label_en-US" xlink:label="lab_us-gaap_OrganizationConsolidationBasisOfPresentationBusinessDescriptionAndAccountingPoliciesTextBlock_F5598D03C7C09FD27685BF2B2B585771" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Organization, Consolidation, Basis of Presentation, Business Description and Accounting Policies [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OrganizationConsolidationBasisOfPresentationBusinessDescriptionAndAccountingPoliciesTextBlock" xlink:label="loc_us-gaap_OrganizationConsolidationBasisOfPresentationBusinessDescriptionAndAccountingPoliciesTextBlock_F5598D03C7C09FD27685BF2B2B585771" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OrganizationConsolidationBasisOfPresentationBusinessDescriptionAndAccountingPoliciesTextBlock_F5598D03C7C09FD27685BF2B2B585771" xlink:to="lab_us-gaap_OrganizationConsolidationBasisOfPresentationBusinessDescriptionAndAccountingPoliciesTextBlock_F5598D03C7C09FD27685BF2B2B585771" xlink:type="arc" />
    <link:label id="lab_us-gaap_PlanNameAxis_02B420E8A2EEACDC1ECA87DF209FDBEE_terseLabel_en-US" xlink:label="lab_us-gaap_PlanNameAxis_02B420E8A2EEACDC1ECA87DF209FDBEE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Plan Name [Axis]</link:label>
    <link:label id="lab_us-gaap_PlanNameAxis_02B420E8A2EEACDC1ECA87DF209FDBEE_label_en-US" xlink:label="lab_us-gaap_PlanNameAxis_02B420E8A2EEACDC1ECA87DF209FDBEE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Plan Name [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PlanNameAxis" xlink:label="loc_us-gaap_PlanNameAxis_02B420E8A2EEACDC1ECA87DF209FDBEE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PlanNameAxis_02B420E8A2EEACDC1ECA87DF209FDBEE" xlink:to="lab_us-gaap_PlanNameAxis_02B420E8A2EEACDC1ECA87DF209FDBEE" xlink:type="arc" />
    <link:label id="lab_us-gaap_PlanNameDomain_262ADDDF48041DD2522987DF20A04F69_terseLabel_en-US" xlink:label="lab_us-gaap_PlanNameDomain_262ADDDF48041DD2522987DF20A04F69" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Plan Name [Domain]</link:label>
    <link:label id="lab_us-gaap_PlanNameDomain_262ADDDF48041DD2522987DF20A04F69_label_en-US" xlink:label="lab_us-gaap_PlanNameDomain_262ADDDF48041DD2522987DF20A04F69" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Plan Name [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PlanNameDomain" xlink:label="loc_us-gaap_PlanNameDomain_262ADDDF48041DD2522987DF20A04F69" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PlanNameDomain_262ADDDF48041DD2522987DF20A04F69" xlink:to="lab_us-gaap_PlanNameDomain_262ADDDF48041DD2522987DF20A04F69" xlink:type="arc" />
    <link:label id="lab_us-gaap_AwardDateAxis_485D5A5CFC1493BCC14287DF20A00B56_terseLabel_en-US" xlink:label="lab_us-gaap_AwardDateAxis_485D5A5CFC1493BCC14287DF20A00B56" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Award Date [Axis]</link:label>
    <link:label id="lab_us-gaap_AwardDateAxis_485D5A5CFC1493BCC14287DF20A00B56_label_en-US" xlink:label="lab_us-gaap_AwardDateAxis_485D5A5CFC1493BCC14287DF20A00B56" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Award Date [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AwardDateAxis" xlink:label="loc_us-gaap_AwardDateAxis_485D5A5CFC1493BCC14287DF20A00B56" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AwardDateAxis_485D5A5CFC1493BCC14287DF20A00B56" xlink:to="lab_us-gaap_AwardDateAxis_485D5A5CFC1493BCC14287DF20A00B56" xlink:type="arc" />
    <link:label id="lab_us-gaap_AwardDateDomain_DE853EC1BA30785C0B9287DF20A0881C_terseLabel_en-US" xlink:label="lab_us-gaap_AwardDateDomain_DE853EC1BA30785C0B9287DF20A0881C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Award Date [Domain]</link:label>
    <link:label id="lab_us-gaap_AwardDateDomain_DE853EC1BA30785C0B9287DF20A0881C_label_en-US" xlink:label="lab_us-gaap_AwardDateDomain_DE853EC1BA30785C0B9287DF20A0881C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Award Date [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AwardDateDomain" xlink:label="loc_us-gaap_AwardDateDomain_DE853EC1BA30785C0B9287DF20A0881C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AwardDateDomain_DE853EC1BA30785C0B9287DF20A0881C" xlink:to="lab_us-gaap_AwardDateDomain_DE853EC1BA30785C0B9287DF20A0881C" xlink:type="arc" />
    <link:label id="lab_us-gaap_VestingAxis_47AE0A352F2579B9F85D87DF20A2DDE6_terseLabel_en-US" xlink:label="lab_us-gaap_VestingAxis_47AE0A352F2579B9F85D87DF20A2DDE6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Vesting [Axis]</link:label>
    <link:label id="lab_us-gaap_VestingAxis_47AE0A352F2579B9F85D87DF20A2DDE6_label_en-US" xlink:label="lab_us-gaap_VestingAxis_47AE0A352F2579B9F85D87DF20A2DDE6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Vesting [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_VestingAxis" xlink:label="loc_us-gaap_VestingAxis_47AE0A352F2579B9F85D87DF20A2DDE6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_VestingAxis_47AE0A352F2579B9F85D87DF20A2DDE6" xlink:to="lab_us-gaap_VestingAxis_47AE0A352F2579B9F85D87DF20A2DDE6" xlink:type="arc" />
    <link:label id="lab_us-gaap_VestingDomain_D4F9DA44711662214BF687DF20A28DA0_terseLabel_en-US" xlink:label="lab_us-gaap_VestingDomain_D4F9DA44711662214BF687DF20A28DA0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Vesting [Domain]</link:label>
    <link:label id="lab_us-gaap_VestingDomain_D4F9DA44711662214BF687DF20A28DA0_label_en-US" xlink:label="lab_us-gaap_VestingDomain_D4F9DA44711662214BF687DF20A28DA0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Vesting [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_VestingDomain" xlink:label="loc_us-gaap_VestingDomain_D4F9DA44711662214BF687DF20A28DA0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_VestingDomain_D4F9DA44711662214BF687DF20A28DA0" xlink:to="lab_us-gaap_VestingDomain_D4F9DA44711662214BF687DF20A28DA0" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_7D79182D5D3A56BB4CCD87B42F9B2B0D_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_7D79182D5D3A56BB4CCD87B42F9B2B0D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_7D79182D5D3A56BB4CCD87B42F9B2B0D_label_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_7D79182D5D3A56BB4CCD87B42F9B2B0D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_7D79182D5D3A56BB4CCD87B42F9B2B0D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_7D79182D5D3A56BB4CCD87B42F9B2B0D" xlink:to="lab_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_7D79182D5D3A56BB4CCD87B42F9B2B0D" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueDisclosuresAbstract_071333D9F8B00F847D2ABF2B2C557795_label_en-US" xlink:label="lab_us-gaap_FairValueDisclosuresAbstract_071333D9F8B00F847D2ABF2B2C557795" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Disclosures [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueDisclosuresAbstract" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_071333D9F8B00F847D2ABF2B2C557795" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_071333D9F8B00F847D2ABF2B2C557795" xlink:to="lab_us-gaap_FairValueDisclosuresAbstract_071333D9F8B00F847D2ABF2B2C557795" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_0949C945679919FBF0F1BF2B2C55B72C_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_0949C945679919FBF0F1BF2B2C55B72C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis</link:label>
    <link:label id="lab_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_0949C945679919FBF0F1BF2B2C55B72C_label_en-US" xlink:label="lab_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_0949C945679919FBF0F1BF2B2C55B72C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_0949C945679919FBF0F1BF2B2C55B72C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_0949C945679919FBF0F1BF2B2C55B72C" xlink:to="lab_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_0949C945679919FBF0F1BF2B2C55B72C" xlink:type="arc" />
    <link:label id="lab_us-gaap_SubsequentEventsAbstract_5B37B0B770E59B911AA0881EEC068F62_label_en-US" xlink:label="lab_us-gaap_SubsequentEventsAbstract_5B37B0B770E59B911AA0881EEC068F62" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subsequent Events [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsequentEventsAbstract" xlink:label="loc_us-gaap_SubsequentEventsAbstract_5B37B0B770E59B911AA0881EEC068F62" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventsAbstract_5B37B0B770E59B911AA0881EEC068F62" xlink:to="lab_us-gaap_SubsequentEventsAbstract_5B37B0B770E59B911AA0881EEC068F62" xlink:type="arc" />
    <link:label id="lab_us-gaap_InventoryCurrentTable_D1C4F947BE818B7237BDBF2B2C6D6CD2_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryCurrentTable_D1C4F947BE818B7237BDBF2B2C6D6CD2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Inventory, Current [Table]</link:label>
    <link:label id="lab_us-gaap_InventoryCurrentTable_D1C4F947BE818B7237BDBF2B2C6D6CD2_label_en-US" xlink:label="lab_us-gaap_InventoryCurrentTable_D1C4F947BE818B7237BDBF2B2C6D6CD2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Inventory, Current [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InventoryCurrentTable" xlink:label="loc_us-gaap_InventoryCurrentTable_D1C4F947BE818B7237BDBF2B2C6D6CD2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryCurrentTable_D1C4F947BE818B7237BDBF2B2C6D6CD2" xlink:to="lab_us-gaap_InventoryCurrentTable_D1C4F947BE818B7237BDBF2B2C6D6CD2" xlink:type="arc" />
    <link:label id="lab_us-gaap_PublicUtilitiesInventoryAxis_E7C3A8B89A67AD43D9A0BF2B2C6DD02F_terseLabel_en-US" xlink:label="lab_us-gaap_PublicUtilitiesInventoryAxis_E7C3A8B89A67AD43D9A0BF2B2C6DD02F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Inventory [Axis]</link:label>
    <link:label id="lab_us-gaap_PublicUtilitiesInventoryAxis_E7C3A8B89A67AD43D9A0BF2B2C6DD02F_label_en-US" xlink:label="lab_us-gaap_PublicUtilitiesInventoryAxis_E7C3A8B89A67AD43D9A0BF2B2C6DD02F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Inventory [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PublicUtilitiesInventoryAxis" xlink:label="loc_us-gaap_PublicUtilitiesInventoryAxis_E7C3A8B89A67AD43D9A0BF2B2C6DD02F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PublicUtilitiesInventoryAxis_E7C3A8B89A67AD43D9A0BF2B2C6DD02F" xlink:to="lab_us-gaap_PublicUtilitiesInventoryAxis_E7C3A8B89A67AD43D9A0BF2B2C6DD02F" xlink:type="arc" />
    <link:label id="lab_us-gaap_PublicUtilitiesInventoryTypeDomain_FD94C84FC3892B5C6681BF2B2C6D6754_terseLabel_en-US" xlink:label="lab_us-gaap_PublicUtilitiesInventoryTypeDomain_FD94C84FC3892B5C6681BF2B2C6D6754" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Inventory [Domain]</link:label>
    <link:label id="lab_us-gaap_PublicUtilitiesInventoryTypeDomain_FD94C84FC3892B5C6681BF2B2C6D6754_label_en-US" xlink:label="lab_us-gaap_PublicUtilitiesInventoryTypeDomain_FD94C84FC3892B5C6681BF2B2C6D6754" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Inventory [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PublicUtilitiesInventoryTypeDomain" xlink:label="loc_us-gaap_PublicUtilitiesInventoryTypeDomain_FD94C84FC3892B5C6681BF2B2C6D6754" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PublicUtilitiesInventoryTypeDomain_FD94C84FC3892B5C6681BF2B2C6D6754" xlink:to="lab_us-gaap_PublicUtilitiesInventoryTypeDomain_FD94C84FC3892B5C6681BF2B2C6D6754" xlink:type="arc" />
    <link:label id="lab_us-gaap_InventoryLineItems_E1B3B511D8FF5A21DFDFBF2B2C6E5095_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryLineItems_E1B3B511D8FF5A21DFDFBF2B2C6E5095" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Inventory [Line Items]</link:label>
    <link:label id="lab_us-gaap_InventoryLineItems_E1B3B511D8FF5A21DFDFBF2B2C6E5095_label_en-US" xlink:label="lab_us-gaap_InventoryLineItems_E1B3B511D8FF5A21DFDFBF2B2C6E5095" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Inventory [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InventoryLineItems" xlink:label="loc_us-gaap_InventoryLineItems_E1B3B511D8FF5A21DFDFBF2B2C6E5095" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryLineItems_E1B3B511D8FF5A21DFDFBF2B2C6E5095" xlink:to="lab_us-gaap_InventoryLineItems_E1B3B511D8FF5A21DFDFBF2B2C6E5095" xlink:type="arc" />
    <link:label id="lab_us-gaap_DeferredCostsCurrent_4D717F6F33C250DCDD98BF2B2C6EDE03_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredCostsCurrent_4D717F6F33C250DCDD98BF2B2C6EDE03" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Distributor channel inventories</link:label>
    <link:label id="lab_us-gaap_DeferredCostsCurrent_4D717F6F33C250DCDD98BF2B2C6EDE03_label_en-US" xlink:label="lab_us-gaap_DeferredCostsCurrent_4D717F6F33C250DCDD98BF2B2C6EDE03" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Costs, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DeferredCostsCurrent" xlink:label="loc_us-gaap_DeferredCostsCurrent_4D717F6F33C250DCDD98BF2B2C6EDE03" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredCostsCurrent_4D717F6F33C250DCDD98BF2B2C6EDE03" xlink:to="lab_us-gaap_DeferredCostsCurrent_4D717F6F33C250DCDD98BF2B2C6EDE03" xlink:type="arc" />
    <link:label id="lab_clro_LossOnInventoryValuationWithObsoleteInventoryWriteOff_E5256047733EF07B3DDABF2B2C6EB870_terseLabel_en-US" xlink:label="lab_clro_LossOnInventoryValuationWithObsoleteInventoryWriteOff_E5256047733EF07B3DDABF2B2C6EB870" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Losses incurred on valuation of inventory and write-off of obsolete inventory</link:label>
    <link:label id="lab_clro_LossOnInventoryValuationWithObsoleteInventoryWriteOff_E5256047733EF07B3DDABF2B2C6EB870_label_en-US" xlink:label="lab_clro_LossOnInventoryValuationWithObsoleteInventoryWriteOff_E5256047733EF07B3DDABF2B2C6EB870" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loss On Inventory Valuation With Obsolete Inventory Write Off</link:label>
    <link:label id="lab_clro_LossOnInventoryValuationWithObsoleteInventoryWriteOff_E5256047733EF07B3DDABF2B2C6EB870_documentation_en-US" xlink:label="lab_clro_LossOnInventoryValuationWithObsoleteInventoryWriteOff_E5256047733EF07B3DDABF2B2C6EB870" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Loss On Inventory Valuation With Obsolete Inventory Write Off</link:label>
    <link:loc xlink:href="clro-20160331.xsd#clro_LossOnInventoryValuationWithObsoleteInventoryWriteOff" xlink:label="loc_clro_LossOnInventoryValuationWithObsoleteInventoryWriteOff_E5256047733EF07B3DDABF2B2C6EB870" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_clro_LossOnInventoryValuationWithObsoleteInventoryWriteOff_E5256047733EF07B3DDABF2B2C6EB870" xlink:to="lab_clro_LossOnInventoryValuationWithObsoleteInventoryWriteOff_E5256047733EF07B3DDABF2B2C6EB870" xlink:type="arc" />
    <link:label id="lab_us-gaap_AssetsCurrentAbstract_BBFD7605A02362B77637BF2B2C6E3933_verboseLabel_en-US" xlink:label="lab_us-gaap_AssetsCurrentAbstract_BBFD7605A02362B77637BF2B2C6E3933" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Current:</link:label>
    <link:label id="lab_us-gaap_AssetsCurrentAbstract_BBFD7605A02362B77637BF2B2C6E3933_label_en-US" xlink:label="lab_us-gaap_AssetsCurrentAbstract_BBFD7605A02362B77637BF2B2C6E3933" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Assets, Current [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AssetsCurrentAbstract" xlink:label="loc_us-gaap_AssetsCurrentAbstract_BBFD7605A02362B77637BF2B2C6E3933" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsCurrentAbstract_BBFD7605A02362B77637BF2B2C6E3933" xlink:to="lab_us-gaap_AssetsCurrentAbstract_BBFD7605A02362B77637BF2B2C6E3933" xlink:type="arc" />
    <link:label id="lab_us-gaap_InventoryRawMaterialsNetOfReserves_5C6E784246CE2F815BE0BF2B2C6ECF48_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryRawMaterialsNetOfReserves_5C6E784246CE2F815BE0BF2B2C6ECF48" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Raw materials</link:label>
    <link:label id="lab_us-gaap_InventoryRawMaterialsNetOfReserves_5C6E784246CE2F815BE0BF2B2C6ECF48_label_en-US" xlink:label="lab_us-gaap_InventoryRawMaterialsNetOfReserves_5C6E784246CE2F815BE0BF2B2C6ECF48" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Inventory, Raw Materials, Net of Reserves</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InventoryRawMaterialsNetOfReserves" xlink:label="loc_us-gaap_InventoryRawMaterialsNetOfReserves_5C6E784246CE2F815BE0BF2B2C6ECF48" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryRawMaterialsNetOfReserves_5C6E784246CE2F815BE0BF2B2C6ECF48" xlink:to="lab_us-gaap_InventoryRawMaterialsNetOfReserves_5C6E784246CE2F815BE0BF2B2C6ECF48" xlink:type="arc" />
    <link:label id="lab_us-gaap_InventoryFinishedGoodsNetOfReserves_D1A1B5140171C434A756BF2B2C6E0922_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryFinishedGoodsNetOfReserves_D1A1B5140171C434A756BF2B2C6E0922" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Finished goods</link:label>
    <link:label id="lab_us-gaap_InventoryFinishedGoodsNetOfReserves_D1A1B5140171C434A756BF2B2C6E0922_label_en-US" xlink:label="lab_us-gaap_InventoryFinishedGoodsNetOfReserves_D1A1B5140171C434A756BF2B2C6E0922" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Inventory, Finished Goods, Net of Reserves</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InventoryFinishedGoodsNetOfReserves" xlink:label="loc_us-gaap_InventoryFinishedGoodsNetOfReserves_D1A1B5140171C434A756BF2B2C6E0922" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryFinishedGoodsNetOfReserves_D1A1B5140171C434A756BF2B2C6E0922" xlink:to="lab_us-gaap_InventoryFinishedGoodsNetOfReserves_D1A1B5140171C434A756BF2B2C6E0922" xlink:type="arc" />
    <link:label id="lab_clro_Inventoryincludingdistributorchannelinventoriesnet_59AD27C24A34A2E91F32BF2B2C6E2285_totalLabel_en-US" xlink:label="lab_clro_Inventoryincludingdistributorchannelinventoriesnet_59AD27C24A34A2E91F32BF2B2C6E2285" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Inventoryincludingdistributorchannelinventories,net</link:label>
    <link:label id="lab_clro_Inventoryincludingdistributorchannelinventoriesnet_59AD27C24A34A2E91F32BF2B2C6E2285_label_en-US" xlink:label="lab_clro_Inventoryincludingdistributorchannelinventoriesnet_59AD27C24A34A2E91F32BF2B2C6E2285" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Inventoryincludingdistributorchannelinventories,net</link:label>
    <link:label id="lab_clro_Inventoryincludingdistributorchannelinventoriesnet_59AD27C24A34A2E91F32BF2B2C6E2285_documentation_en-US" xlink:label="lab_clro_Inventoryincludingdistributorchannelinventoriesnet_59AD27C24A34A2E91F32BF2B2C6E2285" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Inventoryincludingdistributorchannelinventories,net - Inventories inclusive of inventory amounts relating to certain certain deferred distributor channel sales.</link:label>
    <link:loc xlink:href="clro-20160331.xsd#clro_Inventoryincludingdistributorchannelinventoriesnet" xlink:label="loc_clro_Inventoryincludingdistributorchannelinventoriesnet_59AD27C24A34A2E91F32BF2B2C6E2285" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_clro_Inventoryincludingdistributorchannelinventoriesnet_59AD27C24A34A2E91F32BF2B2C6E2285" xlink:to="lab_clro_Inventoryincludingdistributorchannelinventoriesnet_59AD27C24A34A2E91F32BF2B2C6E2285" xlink:type="arc" />
    <link:label id="lab_us-gaap_AssetsNoncurrentAbstract_AAF64F7739978AE6809DBF2B2C6E5A62_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsNoncurrentAbstract_AAF64F7739978AE6809DBF2B2C6E5A62" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Long-term:</link:label>
    <link:label id="lab_us-gaap_AssetsNoncurrentAbstract_AAF64F7739978AE6809DBF2B2C6E5A62_label_en-US" xlink:label="lab_us-gaap_AssetsNoncurrentAbstract_AAF64F7739978AE6809DBF2B2C6E5A62" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Assets, Noncurrent [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AssetsNoncurrentAbstract" xlink:label="loc_us-gaap_AssetsNoncurrentAbstract_AAF64F7739978AE6809DBF2B2C6E5A62" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsNoncurrentAbstract_AAF64F7739978AE6809DBF2B2C6E5A62" xlink:to="lab_us-gaap_AssetsNoncurrentAbstract_AAF64F7739978AE6809DBF2B2C6E5A62" xlink:type="arc" />
    <link:label id="lab_clro_InventoryNoncurrentRawMaterialsNetOfReserves_B820D2D2BBFB844B7591BF2B2C6E2BB8_terseLabel_en-US" xlink:label="lab_clro_InventoryNoncurrentRawMaterialsNetOfReserves_B820D2D2BBFB844B7591BF2B2C6E2BB8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Raw materials</link:label>
    <link:label id="lab_clro_InventoryNoncurrentRawMaterialsNetOfReserves_B820D2D2BBFB844B7591BF2B2C6E2BB8_label_en-US" xlink:label="lab_clro_InventoryNoncurrentRawMaterialsNetOfReserves_B820D2D2BBFB844B7591BF2B2C6E2BB8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Inventory, Noncurrent, Raw Materials, Net of Reserves</link:label>
    <link:label id="lab_clro_InventoryNoncurrentRawMaterialsNetOfReserves_B820D2D2BBFB844B7591BF2B2C6E2BB8_documentation_en-US" xlink:label="lab_clro_InventoryNoncurrentRawMaterialsNetOfReserves_B820D2D2BBFB844B7591BF2B2C6E2BB8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Inventory, Noncurrent, Raw Materials, Net of Reserves</link:label>
    <link:loc xlink:href="clro-20160331.xsd#clro_InventoryNoncurrentRawMaterialsNetOfReserves" xlink:label="loc_clro_InventoryNoncurrentRawMaterialsNetOfReserves_B820D2D2BBFB844B7591BF2B2C6E2BB8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_clro_InventoryNoncurrentRawMaterialsNetOfReserves_B820D2D2BBFB844B7591BF2B2C6E2BB8" xlink:to="lab_clro_InventoryNoncurrentRawMaterialsNetOfReserves_B820D2D2BBFB844B7591BF2B2C6E2BB8" xlink:type="arc" />
    <link:label id="lab_clro_InventoryNoncurrentFinishedGoodsNetOfReserves_12E14658F3F6F28E3903BF2B2C6EDD76_terseLabel_en-US" xlink:label="lab_clro_InventoryNoncurrentFinishedGoodsNetOfReserves_12E14658F3F6F28E3903BF2B2C6EDD76" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Finished Goods</link:label>
    <link:label id="lab_clro_InventoryNoncurrentFinishedGoodsNetOfReserves_12E14658F3F6F28E3903BF2B2C6EDD76_label_en-US" xlink:label="lab_clro_InventoryNoncurrentFinishedGoodsNetOfReserves_12E14658F3F6F28E3903BF2B2C6EDD76" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Inventory, Noncurrent, Finished Goods, Net of Reserves</link:label>
    <link:label id="lab_clro_InventoryNoncurrentFinishedGoodsNetOfReserves_12E14658F3F6F28E3903BF2B2C6EDD76_documentation_en-US" xlink:label="lab_clro_InventoryNoncurrentFinishedGoodsNetOfReserves_12E14658F3F6F28E3903BF2B2C6EDD76" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Inventory, Noncurrent, Finished Goods, Net of Reserves</link:label>
    <link:loc xlink:href="clro-20160331.xsd#clro_InventoryNoncurrentFinishedGoodsNetOfReserves" xlink:label="loc_clro_InventoryNoncurrentFinishedGoodsNetOfReserves_12E14658F3F6F28E3903BF2B2C6EDD76" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_clro_InventoryNoncurrentFinishedGoodsNetOfReserves_12E14658F3F6F28E3903BF2B2C6EDD76" xlink:to="lab_clro_InventoryNoncurrentFinishedGoodsNetOfReserves_12E14658F3F6F28E3903BF2B2C6EDD76" xlink:type="arc" />
    <link:label id="lab_us-gaap_InventoryNoncurrent_ADE778FB4C53AD5E83E7BF2B2C6F9099_totalLabel_en-US" xlink:label="lab_us-gaap_InventoryNoncurrent_ADE778FB4C53AD5E83E7BF2B2C6F9099" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Inventory, Noncurrent</link:label>
    <link:label id="lab_us-gaap_InventoryNoncurrent_ADE778FB4C53AD5E83E7BF2B2C6F9099_label_en-US" xlink:label="lab_us-gaap_InventoryNoncurrent_ADE778FB4C53AD5E83E7BF2B2C6F9099" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Inventory, Noncurrent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InventoryNoncurrent" xlink:label="loc_us-gaap_InventoryNoncurrent_ADE778FB4C53AD5E83E7BF2B2C6F9099" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryNoncurrent_ADE778FB4C53AD5E83E7BF2B2C6F9099" xlink:to="lab_us-gaap_InventoryNoncurrent_ADE778FB4C53AD5E83E7BF2B2C6F9099" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesAmortizedCost_240D45113DC234F3D90DBF2B2CEB0151_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesAmortizedCost_240D45113DC234F3D90DBF2B2CEB0151" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Amortized cost</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AvailableForSaleSecuritiesAmortizedCost" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesAmortizedCost_240D45113DC234F3D90DBF2B2CEB0151" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesAmortizedCost_240D45113DC234F3D90DBF2B2CEB0151" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesAmortizedCost_240D45113DC234F3D90DBF2B2CEB0151" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_E5777475ED4C50E72549BF2B2CEB42E6_negatedLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_E5777475ED4C50E72549BF2B2CEB42E6" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Gross unrealized holding losses</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_E5777475ED4C50E72549BF2B2CEB42E6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_E5777475ED4C50E72549BF2B2CEB42E6" xlink:to="lab_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_E5777475ED4C50E72549BF2B2CEB42E6" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecurities_4B4A74569F9120D171B8BF2B2CEBD4EA_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecurities_4B4A74569F9120D171B8BF2B2CEBD4EA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Estimated fair value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AvailableForSaleSecurities" xlink:label="loc_us-gaap_AvailableForSaleSecurities_4B4A74569F9120D171B8BF2B2CEBD4EA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecurities_4B4A74569F9120D171B8BF2B2CEBD4EA" xlink:to="lab_us-gaap_AvailableForSaleSecurities_4B4A74569F9120D171B8BF2B2CEBD4EA" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationsAbstract_4EF3B4D3289B80C7DC7EBF2B2B4C4268_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationsAbstract_4EF3B4D3289B80C7DC7EBF2B2B4C4268" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combinations [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationsAbstract" xlink:label="loc_us-gaap_BusinessCombinationsAbstract_4EF3B4D3289B80C7DC7EBF2B2B4C4268" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationsAbstract_4EF3B4D3289B80C7DC7EBF2B2B4C4268" xlink:to="lab_us-gaap_BusinessCombinationsAbstract_4EF3B4D3289B80C7DC7EBF2B2B4C4268" xlink:type="arc" />
    <link:label id="lab_clro_ScheduleOfFiniteAndIndefiniteLivedIntangibleAssetsByMajorClassTable_79338062178433662578BF2B2B4D3DE2_terseLabel_en-US" xlink:label="lab_clro_ScheduleOfFiniteAndIndefiniteLivedIntangibleAssetsByMajorClassTable_79338062178433662578BF2B2B4D3DE2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Finite and Indefinite Lived Intangible Assets by Major Class</link:label>
    <link:label id="lab_clro_ScheduleOfFiniteAndIndefiniteLivedIntangibleAssetsByMajorClassTable_79338062178433662578BF2B2B4D3DE2_label_en-US" xlink:label="lab_clro_ScheduleOfFiniteAndIndefiniteLivedIntangibleAssetsByMajorClassTable_79338062178433662578BF2B2B4D3DE2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Finite and Indefinite Lived Intangible Assets by Major Class [Table]</link:label>
    <link:label id="lab_clro_ScheduleOfFiniteAndIndefiniteLivedIntangibleAssetsByMajorClassTable_79338062178433662578BF2B2B4D3DE2_documentation_en-US" xlink:label="lab_clro_ScheduleOfFiniteAndIndefiniteLivedIntangibleAssetsByMajorClassTable_79338062178433662578BF2B2B4D3DE2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Schedule of Finite and Indefinite Lived Intangible Assets by Major Class [Table] [Table]</link:label>
    <link:loc xlink:href="clro-20160331.xsd#clro_ScheduleOfFiniteAndIndefiniteLivedIntangibleAssetsByMajorClassTable" xlink:label="loc_clro_ScheduleOfFiniteAndIndefiniteLivedIntangibleAssetsByMajorClassTable_79338062178433662578BF2B2B4D3DE2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_clro_ScheduleOfFiniteAndIndefiniteLivedIntangibleAssetsByMajorClassTable_79338062178433662578BF2B2B4D3DE2" xlink:to="lab_clro_ScheduleOfFiniteAndIndefiniteLivedIntangibleAssetsByMajorClassTable_79338062178433662578BF2B2B4D3DE2" xlink:type="arc" />
    <link:label id="lab_us-gaap_MinimumMember_5CDFB605C3DBD580CB8ABF2B2B4DC285_terseLabel_en-US" xlink:label="lab_us-gaap_MinimumMember_5CDFB605C3DBD580CB8ABF2B2B4DC285" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Minimum [Member]</link:label>
    <link:label id="lab_us-gaap_MinimumMember_5CDFB605C3DBD580CB8ABF2B2B4DC285_label_en-US" xlink:label="lab_us-gaap_MinimumMember_5CDFB605C3DBD580CB8ABF2B2B4DC285" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Minimum [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MinimumMember" xlink:label="loc_us-gaap_MinimumMember_5CDFB605C3DBD580CB8ABF2B2B4DC285" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MinimumMember_5CDFB605C3DBD580CB8ABF2B2B4DC285" xlink:to="lab_us-gaap_MinimumMember_5CDFB605C3DBD580CB8ABF2B2B4DC285" xlink:type="arc" />
    <link:label id="lab_us-gaap_MaximumMember_0BCD391ECEA4AE452658BF2B2B4DEA32_terseLabel_en-US" xlink:label="lab_us-gaap_MaximumMember_0BCD391ECEA4AE452658BF2B2B4DEA32" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Maximum [Member]</link:label>
    <link:label id="lab_us-gaap_MaximumMember_0BCD391ECEA4AE452658BF2B2B4DEA32_label_en-US" xlink:label="lab_us-gaap_MaximumMember_0BCD391ECEA4AE452658BF2B2B4DEA32" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Maximum [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MaximumMember" xlink:label="loc_us-gaap_MaximumMember_0BCD391ECEA4AE452658BF2B2B4DEA32" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MaximumMember_0BCD391ECEA4AE452658BF2B2B4DEA32" xlink:to="lab_us-gaap_MaximumMember_0BCD391ECEA4AE452658BF2B2B4DEA32" xlink:type="arc" />
    <link:label id="lab_us-gaap_ComputerSoftwareIntangibleAssetMember_EA08AE0AEBFAFD69F96FBF2B2B4D414A_terseLabel_en-US" xlink:label="lab_us-gaap_ComputerSoftwareIntangibleAssetMember_EA08AE0AEBFAFD69F96FBF2B2B4D414A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Computer Software, Intangible Asset [Member]</link:label>
    <link:label id="lab_us-gaap_ComputerSoftwareIntangibleAssetMember_EA08AE0AEBFAFD69F96FBF2B2B4D414A_label_en-US" xlink:label="lab_us-gaap_ComputerSoftwareIntangibleAssetMember_EA08AE0AEBFAFD69F96FBF2B2B4D414A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Computer Software, Intangible Asset [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ComputerSoftwareIntangibleAssetMember" xlink:label="loc_us-gaap_ComputerSoftwareIntangibleAssetMember_EA08AE0AEBFAFD69F96FBF2B2B4D414A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ComputerSoftwareIntangibleAssetMember_EA08AE0AEBFAFD69F96FBF2B2B4D414A" xlink:to="lab_us-gaap_ComputerSoftwareIntangibleAssetMember_EA08AE0AEBFAFD69F96FBF2B2B4D414A" xlink:type="arc" />
    <link:label id="lab_us-gaap_TradeNamesMember_7BF46D6C593D36E92D0FBF2B2B4E90BD_terseLabel_en-US" xlink:label="lab_us-gaap_TradeNamesMember_7BF46D6C593D36E92D0FBF2B2B4E90BD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Tradename</link:label>
    <link:label id="lab_us-gaap_TradeNamesMember_7BF46D6C593D36E92D0FBF2B2B4E90BD_label_en-US" xlink:label="lab_us-gaap_TradeNamesMember_7BF46D6C593D36E92D0FBF2B2B4E90BD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trade Names [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_TradeNamesMember" xlink:label="loc_us-gaap_TradeNamesMember_7BF46D6C593D36E92D0FBF2B2B4E90BD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TradeNamesMember_7BF46D6C593D36E92D0FBF2B2B4E90BD" xlink:to="lab_us-gaap_TradeNamesMember_7BF46D6C593D36E92D0FBF2B2B4E90BD" xlink:type="arc" />
    <link:label id="lab_clro_PatentsAndTechnologyMember_436F51C7B7C2DD1A786EBF2B2B4F3433_terseLabel_en-US" xlink:label="lab_clro_PatentsAndTechnologyMember_436F51C7B7C2DD1A786EBF2B2B4F3433" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Patents and technological know-how</link:label>
    <link:label id="lab_clro_PatentsAndTechnologyMember_436F51C7B7C2DD1A786EBF2B2B4F3433_label_en-US" xlink:label="lab_clro_PatentsAndTechnologyMember_436F51C7B7C2DD1A786EBF2B2B4F3433" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Patents and Technology [Member]</link:label>
    <link:label id="lab_clro_PatentsAndTechnologyMember_436F51C7B7C2DD1A786EBF2B2B4F3433_documentation_en-US" xlink:label="lab_clro_PatentsAndTechnologyMember_436F51C7B7C2DD1A786EBF2B2B4F3433" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Patents and Technology [Member]</link:label>
    <link:loc xlink:href="clro-20160331.xsd#clro_PatentsAndTechnologyMember" xlink:label="loc_clro_PatentsAndTechnologyMember_436F51C7B7C2DD1A786EBF2B2B4F3433" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_clro_PatentsAndTechnologyMember_436F51C7B7C2DD1A786EBF2B2B4F3433" xlink:to="lab_clro_PatentsAndTechnologyMember_436F51C7B7C2DD1A786EBF2B2B4F3433" xlink:type="arc" />
    <link:label id="lab_clro_ProprietarySoftwareMember_45556A11AADF14CF540EBF2B2B4FD435_terseLabel_en-US" xlink:label="lab_clro_ProprietarySoftwareMember_45556A11AADF14CF540EBF2B2B4FD435" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proprietary Software [Member]</link:label>
    <link:label id="lab_clro_ProprietarySoftwareMember_45556A11AADF14CF540EBF2B2B4FD435_label_en-US" xlink:label="lab_clro_ProprietarySoftwareMember_45556A11AADF14CF540EBF2B2B4FD435" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proprietary Software [Member]</link:label>
    <link:label id="lab_clro_ProprietarySoftwareMember_45556A11AADF14CF540EBF2B2B4FD435_documentation_en-US" xlink:label="lab_clro_ProprietarySoftwareMember_45556A11AADF14CF540EBF2B2B4FD435" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Proprietary Software [Member]</link:label>
    <link:loc xlink:href="clro-20160331.xsd#clro_ProprietarySoftwareMember" xlink:label="loc_clro_ProprietarySoftwareMember_45556A11AADF14CF540EBF2B2B4FD435" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_clro_ProprietarySoftwareMember_45556A11AADF14CF540EBF2B2B4FD435" xlink:to="lab_clro_ProprietarySoftwareMember_45556A11AADF14CF540EBF2B2B4FD435" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherCreditDerivativesMember_7FFD95B0D0F89714533FBF2B2B4FAB63_terseLabel_en-US" xlink:label="lab_us-gaap_OtherCreditDerivativesMember_7FFD95B0D0F89714533FBF2B2B4FAB63" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other</link:label>
    <link:label id="lab_us-gaap_OtherCreditDerivativesMember_7FFD95B0D0F89714533FBF2B2B4FAB63_label_en-US" xlink:label="lab_us-gaap_OtherCreditDerivativesMember_7FFD95B0D0F89714533FBF2B2B4FAB63" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Credit Derivatives [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherCreditDerivativesMember" xlink:label="loc_us-gaap_OtherCreditDerivativesMember_7FFD95B0D0F89714533FBF2B2B4FAB63" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherCreditDerivativesMember_7FFD95B0D0F89714533FBF2B2B4FAB63" xlink:to="lab_us-gaap_OtherCreditDerivativesMember_7FFD95B0D0F89714533FBF2B2B4FAB63" xlink:type="arc" />
    <link:label id="lab_clro_FiniteAndIndefiiteLivedIntangibleAssetsLineItems_F61A6FA1132507E7FB56BF2B2B4F8448_terseLabel_en-US" xlink:label="lab_clro_FiniteAndIndefiiteLivedIntangibleAssetsLineItems_F61A6FA1132507E7FB56BF2B2B4F8448" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Finite and Indefiite-Lived Intangible Assets [Line Items]</link:label>
    <link:label id="lab_clro_FiniteAndIndefiiteLivedIntangibleAssetsLineItems_F61A6FA1132507E7FB56BF2B2B4F8448_label_en-US" xlink:label="lab_clro_FiniteAndIndefiiteLivedIntangibleAssetsLineItems_F61A6FA1132507E7FB56BF2B2B4F8448" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite and Indefiite-Lived Intangible Assets [Line Items]</link:label>
    <link:label id="lab_clro_FiniteAndIndefiiteLivedIntangibleAssetsLineItems_F61A6FA1132507E7FB56BF2B2B4F8448_documentation_en-US" xlink:label="lab_clro_FiniteAndIndefiiteLivedIntangibleAssetsLineItems_F61A6FA1132507E7FB56BF2B2B4F8448" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Finite and Indefiite-Lived Intangible Assets [Line Items]</link:label>
    <link:loc xlink:href="clro-20160331.xsd#clro_FiniteAndIndefiiteLivedIntangibleAssetsLineItems" xlink:label="loc_clro_FiniteAndIndefiiteLivedIntangibleAssetsLineItems_F61A6FA1132507E7FB56BF2B2B4F8448" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_clro_FiniteAndIndefiiteLivedIntangibleAssetsLineItems_F61A6FA1132507E7FB56BF2B2B4F8448" xlink:to="lab_clro_FiniteAndIndefiiteLivedIntangibleAssetsLineItems_F61A6FA1132507E7FB56BF2B2B4F8448" xlink:type="arc" />
    <link:label id="lab_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_960AE1E546C1C48D1FF7BF2B2B4F8108_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_960AE1E546C1C48D1FF7BF2B2B4F8108" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Goodwill and Intangible Assets Disclosure [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:label="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_960AE1E546C1C48D1FF7BF2B2B4F8108" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_960AE1E546C1C48D1FF7BF2B2B4F8108" xlink:to="lab_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_960AE1E546C1C48D1FF7BF2B2B4F8108" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetUsefulLife_7F784992CE10F330FC2BBF2B2B4F9217_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetUsefulLife_7F784992CE10F330FC2BBF2B2B4F9217" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Finite-lived intangible assets, useful life (in years)</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetUsefulLife_7F784992CE10F330FC2BBF2B2B4F9217_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetUsefulLife_7F784992CE10F330FC2BBF2B2B4F9217" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Asset, Useful Life</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetUsefulLife" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetUsefulLife_7F784992CE10F330FC2BBF2B2B4F9217" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetUsefulLife_7F784992CE10F330FC2BBF2B2B4F9217" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetUsefulLife_7F784992CE10F330FC2BBF2B2B4F9217" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsGross_CD45B7B3B468FAB6D1B6BF2B2B4FBAB6_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsGross_CD45B7B3B468FAB6D1B6BF2B2B4FBAB6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Finite-lived intangible assets, gross</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsGross_CD45B7B3B468FAB6D1B6BF2B2B4FBAB6_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsGross_CD45B7B3B468FAB6D1B6BF2B2B4FBAB6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Gross</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsGross" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_CD45B7B3B468FAB6D1B6BF2B2B4FBAB6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsGross_CD45B7B3B468FAB6D1B6BF2B2B4FBAB6" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsGross_CD45B7B3B468FAB6D1B6BF2B2B4FBAB6" xlink:type="arc" />
    <link:label id="lab_clro_FiniteAndIndefiniteLivedIntangibleAssetsGross_06BF02822D8C3E91C3D9BF2B2B4F7AEE_terseLabel_en-US" xlink:label="lab_clro_FiniteAndIndefiniteLivedIntangibleAssetsGross_06BF02822D8C3E91C3D9BF2B2B4F7AEE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Total finite and indefinite-lived intangible assets, gross</link:label>
    <link:label id="lab_clro_FiniteAndIndefiniteLivedIntangibleAssetsGross_06BF02822D8C3E91C3D9BF2B2B4F7AEE_label_en-US" xlink:label="lab_clro_FiniteAndIndefiniteLivedIntangibleAssetsGross_06BF02822D8C3E91C3D9BF2B2B4F7AEE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite and Indefinite-Lived Intangible Assets, Gross</link:label>
    <link:label id="lab_clro_FiniteAndIndefiniteLivedIntangibleAssetsGross_06BF02822D8C3E91C3D9BF2B2B4F7AEE_documentation_en-US" xlink:label="lab_clro_FiniteAndIndefiniteLivedIntangibleAssetsGross_06BF02822D8C3E91C3D9BF2B2B4F7AEE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Finite and Indefinite-Lived Intangible Assets, Gross</link:label>
    <link:loc xlink:href="clro-20160331.xsd#clro_FiniteAndIndefiniteLivedIntangibleAssetsGross" xlink:label="loc_clro_FiniteAndIndefiniteLivedIntangibleAssetsGross_06BF02822D8C3E91C3D9BF2B2B4F7AEE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_clro_FiniteAndIndefiniteLivedIntangibleAssetsGross_06BF02822D8C3E91C3D9BF2B2B4F7AEE" xlink:to="lab_clro_FiniteAndIndefiniteLivedIntangibleAssetsGross_06BF02822D8C3E91C3D9BF2B2B4F7AEE" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_A87828FB481EAD8AB5BCBF2B2B50B509_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_A87828FB481EAD8AB5BCBF2B2B50B509" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Accumulated amortization</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_A87828FB481EAD8AB5BCBF2B2B50B509_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_A87828FB481EAD8AB5BCBF2B2B50B509" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Accumulated Amortization</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_A87828FB481EAD8AB5BCBF2B2B50B509" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_A87828FB481EAD8AB5BCBF2B2B50B509" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_A87828FB481EAD8AB5BCBF2B2B50B509" xlink:type="arc" />
    <link:label id="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_B4459E5779D8B498B112BF2B2B500027_totalLabel_en-US" xlink:label="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_B4459E5779D8B498B112BF2B2B500027" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Intangible assets, net (excluding goodwill)</link:label>
    <link:label id="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_B4459E5779D8B498B112BF2B2B500027_label_en-US" xlink:label="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_B4459E5779D8B498B112BF2B2B500027" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Intangible Assets, Net (Excluding Goodwill)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_B4459E5779D8B498B112BF2B2B500027" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_B4459E5779D8B498B112BF2B2B500027" xlink:to="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_B4459E5779D8B498B112BF2B2B500027" xlink:type="arc" />
    <link:label id="lab_us-gaap_AmortizationOfIntangibleAssets_26637648C02C5EA57734BF2B2B506FF2_terseLabel_en-US" xlink:label="lab_us-gaap_AmortizationOfIntangibleAssets_26637648C02C5EA57734BF2B2B506FF2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Amortization of Intangible Assets</link:label>
    <link:label id="lab_us-gaap_AmortizationOfIntangibleAssets_26637648C02C5EA57734BF2B2B506FF2_label_en-US" xlink:label="lab_us-gaap_AmortizationOfIntangibleAssets_26637648C02C5EA57734BF2B2B506FF2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Amortization of Intangible Assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets" xlink:label="loc_us-gaap_AmortizationOfIntangibleAssets_26637648C02C5EA57734BF2B2B506FF2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AmortizationOfIntangibleAssets_26637648C02C5EA57734BF2B2B506FF2" xlink:to="lab_us-gaap_AmortizationOfIntangibleAssets_26637648C02C5EA57734BF2B2B506FF2" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementOfFinancialPositionAbstract_4A4DA12EF82D2C7C6A4787F238BFAFC1_label_en-US" xlink:label="lab_us-gaap_StatementOfFinancialPositionAbstract_4A4DA12EF82D2C7C6A4787F238BFAFC1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statement of Financial Position [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract" xlink:label="loc_us-gaap_StatementOfFinancialPositionAbstract_4A4DA12EF82D2C7C6A4787F238BFAFC1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_4A4DA12EF82D2C7C6A4787F238BFAFC1" xlink:to="lab_us-gaap_StatementOfFinancialPositionAbstract_4A4DA12EF82D2C7C6A4787F238BFAFC1" xlink:type="arc" />
    <link:label id="lab_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_55769EBCA3FD0F07FCE987F238C0AF45_terseLabel_en-US" xlink:label="lab_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_55769EBCA3FD0F07FCE987F238C0AF45" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Allowance for doubtful accounts</link:label>
    <link:label id="lab_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_55769EBCA3FD0F07FCE987F238C0AF45_label_en-US" xlink:label="lab_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_55769EBCA3FD0F07FCE987F238C0AF45" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Allowance for Doubtful Accounts Receivable, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_55769EBCA3FD0F07FCE987F238C0AF45" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_55769EBCA3FD0F07FCE987F238C0AF45" xlink:to="lab_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_55769EBCA3FD0F07FCE987F238C0AF45" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract_91A2D5D5038A28CC76BB87F238C082D3_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract_91A2D5D5038A28CC76BB87F238C082D3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Common Stock:</link:label>
    <link:label id="lab_us-gaap_CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract_91A2D5D5038A28CC76BB87F238C082D3_label_en-US" xlink:label="lab_us-gaap_CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract_91A2D5D5038A28CC76BB87F238C082D3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Common Stock, Number of Shares, Par Value and Other Disclosures [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract" xlink:label="loc_us-gaap_CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract_91A2D5D5038A28CC76BB87F238C082D3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract_91A2D5D5038A28CC76BB87F238C082D3" xlink:to="lab_us-gaap_CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract_91A2D5D5038A28CC76BB87F238C082D3" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommonStockParOrStatedValuePerShare_88901077F08BDE45B41987F238C0EC72_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockParOrStatedValuePerShare_88901077F08BDE45B41987F238C0EC72" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Par value (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_CommonStockParOrStatedValuePerShare_88901077F08BDE45B41987F238C0EC72_label_en-US" xlink:label="lab_us-gaap_CommonStockParOrStatedValuePerShare_88901077F08BDE45B41987F238C0EC72" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Common Stock, Par or Stated Value Per Share</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_88901077F08BDE45B41987F238C0EC72" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockParOrStatedValuePerShare_88901077F08BDE45B41987F238C0EC72" xlink:to="lab_us-gaap_CommonStockParOrStatedValuePerShare_88901077F08BDE45B41987F238C0EC72" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommonStockSharesAuthorized_88BDE28B2CE7DE9CB7A087F238C0EBB3_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockSharesAuthorized_88BDE28B2CE7DE9CB7A087F238C0EBB3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Common stock, shares authorized (in shares)</link:label>
    <link:label id="lab_us-gaap_CommonStockSharesAuthorized_88BDE28B2CE7DE9CB7A087F238C0EBB3_label_en-US" xlink:label="lab_us-gaap_CommonStockSharesAuthorized_88BDE28B2CE7DE9CB7A087F238C0EBB3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Common Stock, Shares Authorized</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommonStockSharesAuthorized" xlink:label="loc_us-gaap_CommonStockSharesAuthorized_88BDE28B2CE7DE9CB7A087F238C0EBB3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockSharesAuthorized_88BDE28B2CE7DE9CB7A087F238C0EBB3" xlink:to="lab_us-gaap_CommonStockSharesAuthorized_88BDE28B2CE7DE9CB7A087F238C0EBB3" xlink:type="arc" />
    <link:label id="lab_us-gaap_SharesIssued_33C79260A8AAE1568B9387F238C0B55B_terseLabel_en-US" xlink:label="lab_us-gaap_SharesIssued_33C79260A8AAE1568B9387F238C0B55B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Common stock, sharse issued (in shares)</link:label>
    <link:label id="lab_us-gaap_SharesIssued_33C79260A8AAE1568B9387F238C0B55B_label_en-US" xlink:label="lab_us-gaap_SharesIssued_33C79260A8AAE1568B9387F238C0B55B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Shares, Issued</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SharesIssued" xlink:label="loc_us-gaap_SharesIssued_33C79260A8AAE1568B9387F238C0B55B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharesIssued_33C79260A8AAE1568B9387F238C0B55B" xlink:to="lab_us-gaap_SharesIssued_33C79260A8AAE1568B9387F238C0B55B" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommonStockSharesOutstanding_E624A59B824799E2C6C687F238C0C8A9_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockSharesOutstanding_E624A59B824799E2C6C687F238C0C8A9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Common stock, shares outstanding (in shares)</link:label>
    <link:label id="lab_us-gaap_CommonStockSharesOutstanding_E624A59B824799E2C6C687F238C0C8A9_label_en-US" xlink:label="lab_us-gaap_CommonStockSharesOutstanding_E624A59B824799E2C6C687F238C0C8A9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Common Stock, Shares, Outstanding</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommonStockSharesOutstanding" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_E624A59B824799E2C6C687F238C0C8A9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockSharesOutstanding_E624A59B824799E2C6C687F238C0C8A9" xlink:to="lab_us-gaap_CommonStockSharesOutstanding_E624A59B824799E2C6C687F238C0C8A9" xlink:type="arc" />
    <link:label id="lab_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_EAAAA442F0D21081F6E6883CD246C4D3_label_en-US" xlink:label="lab_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_EAAAA442F0D21081F6E6883CD246C4D3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of Compensation Related Costs, Share-based Payments [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_EAAAA442F0D21081F6E6883CD246C4D3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_EAAAA442F0D21081F6E6883CD246C4D3" xlink:to="lab_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_EAAAA442F0D21081F6E6883CD246C4D3" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueDisclosuresTextBlock_594FB44F5AD051B57DD3BF2B2D37D675_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueDisclosuresTextBlock_594FB44F5AD051B57DD3BF2B2D37D675" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value Measurements</link:label>
    <link:label id="lab_us-gaap_FairValueDisclosuresTextBlock_594FB44F5AD051B57DD3BF2B2D37D675_label_en-US" xlink:label="lab_us-gaap_FairValueDisclosuresTextBlock_594FB44F5AD051B57DD3BF2B2D37D675" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Disclosures [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueDisclosuresTextBlock" xlink:label="loc_us-gaap_FairValueDisclosuresTextBlock_594FB44F5AD051B57DD3BF2B2D37D675" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueDisclosuresTextBlock_594FB44F5AD051B57DD3BF2B2D37D675" xlink:to="lab_us-gaap_FairValueDisclosuresTextBlock_594FB44F5AD051B57DD3BF2B2D37D675" xlink:type="arc" />
    <link:label id="lab_us-gaap_SubsequentEventTable_F6636E93D4B4421B5014881EEDAB3F1B_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventTable_F6636E93D4B4421B5014881EEDAB3F1B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Subsequent Event [Table]</link:label>
    <link:label id="lab_us-gaap_SubsequentEventTable_F6636E93D4B4421B5014881EEDAB3F1B_label_en-US" xlink:label="lab_us-gaap_SubsequentEventTable_F6636E93D4B4421B5014881EEDAB3F1B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subsequent Event [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsequentEventTable" xlink:label="loc_us-gaap_SubsequentEventTable_F6636E93D4B4421B5014881EEDAB3F1B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventTable_F6636E93D4B4421B5014881EEDAB3F1B" xlink:to="lab_us-gaap_SubsequentEventTable_F6636E93D4B4421B5014881EEDAB3F1B" xlink:type="arc" />
    <link:label id="lab_us-gaap_SubsequentEventTypeAxis_F924047733979B0EEEE3881EEDAB459E_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventTypeAxis_F924047733979B0EEEE3881EEDAB459E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Subsequent Event Type [Axis]</link:label>
    <link:label id="lab_us-gaap_SubsequentEventTypeAxis_F924047733979B0EEEE3881EEDAB459E_label_en-US" xlink:label="lab_us-gaap_SubsequentEventTypeAxis_F924047733979B0EEEE3881EEDAB459E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subsequent Event Type [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsequentEventTypeAxis" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_F924047733979B0EEEE3881EEDAB459E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_F924047733979B0EEEE3881EEDAB459E" xlink:to="lab_us-gaap_SubsequentEventTypeAxis_F924047733979B0EEEE3881EEDAB459E" xlink:type="arc" />
    <link:label id="lab_us-gaap_SubsequentEventTypeDomain_8066C4C73AF5CE8CDA37881EEDAB73FD_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventTypeDomain_8066C4C73AF5CE8CDA37881EEDAB73FD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Subsequent Event Type [Domain]</link:label>
    <link:label id="lab_us-gaap_SubsequentEventTypeDomain_8066C4C73AF5CE8CDA37881EEDAB73FD_label_en-US" xlink:label="lab_us-gaap_SubsequentEventTypeDomain_8066C4C73AF5CE8CDA37881EEDAB73FD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subsequent Event Type [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsequentEventTypeDomain" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_8066C4C73AF5CE8CDA37881EEDAB73FD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_8066C4C73AF5CE8CDA37881EEDAB73FD" xlink:to="lab_us-gaap_SubsequentEventTypeDomain_8066C4C73AF5CE8CDA37881EEDAB73FD" xlink:type="arc" />
    <link:label id="lab_us-gaap_SubsequentEventLineItems_A3A7613678A4185E59D3881EEDAB63F8_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventLineItems_A3A7613678A4185E59D3881EEDAB63F8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Subsequent Event [Line Items]</link:label>
    <link:label id="lab_us-gaap_SubsequentEventLineItems_A3A7613678A4185E59D3881EEDAB63F8_label_en-US" xlink:label="lab_us-gaap_SubsequentEventLineItems_A3A7613678A4185E59D3881EEDAB63F8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subsequent Event [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsequentEventLineItems" xlink:label="loc_us-gaap_SubsequentEventLineItems_A3A7613678A4185E59D3881EEDAB63F8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventLineItems_A3A7613678A4185E59D3881EEDAB63F8" xlink:to="lab_us-gaap_SubsequentEventLineItems_A3A7613678A4185E59D3881EEDAB63F8" xlink:type="arc" />
    <link:label id="lab_us-gaap_SubsequentEventsTextBlock_CA6FAFC854BD6A86C0CD881EEDB24EE2_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventsTextBlock_CA6FAFC854BD6A86C0CD881EEDB24EE2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Subsequent Events [Text Block]</link:label>
    <link:label id="lab_us-gaap_SubsequentEventsTextBlock_CA6FAFC854BD6A86C0CD881EEDB24EE2_label_en-US" xlink:label="lab_us-gaap_SubsequentEventsTextBlock_CA6FAFC854BD6A86C0CD881EEDB24EE2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subsequent Events [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsequentEventsTextBlock" xlink:label="loc_us-gaap_SubsequentEventsTextBlock_CA6FAFC854BD6A86C0CD881EEDB24EE2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventsTextBlock_CA6FAFC854BD6A86C0CD881EEDB24EE2" xlink:to="lab_us-gaap_SubsequentEventsTextBlock_CA6FAFC854BD6A86C0CD881EEDB24EE2" xlink:type="arc" />
    <link:label id="lab_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_E238996B413E7359EB0DBF2B2B5EBF76_terseLabel_en-US" xlink:label="lab_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_E238996B413E7359EB0DBF2B2B5EBF76" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Marketable Securities</link:label>
    <link:label id="lab_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_E238996B413E7359EB0DBF2B2B5EBF76_label_en-US" xlink:label="lab_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_E238996B413E7359EB0DBF2B2B5EBF76" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock" xlink:label="loc_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_E238996B413E7359EB0DBF2B2B5EBF76" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_E238996B413E7359EB0DBF2B2B5EBF76" xlink:to="lab_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_E238996B413E7359EB0DBF2B2B5EBF76" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfEarningsPerShareBasicByCommonClassTable_67217D091C89CFC3C7E09894E4133A6D_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfEarningsPerShareBasicByCommonClassTable_67217D091C89CFC3C7E09894E4133A6D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Earnings Per Share, Basic, by Common Class, Including Two Class Method [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfEarningsPerShareBasicByCommonClassTable_67217D091C89CFC3C7E09894E4133A6D_label_en-US" xlink:label="lab_us-gaap_ScheduleOfEarningsPerShareBasicByCommonClassTable_67217D091C89CFC3C7E09894E4133A6D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Earnings Per Share, Basic, by Common Class, Including Two Class Method [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfEarningsPerShareBasicByCommonClassTable" xlink:label="loc_us-gaap_ScheduleOfEarningsPerShareBasicByCommonClassTable_67217D091C89CFC3C7E09894E4133A6D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfEarningsPerShareBasicByCommonClassTable_67217D091C89CFC3C7E09894E4133A6D" xlink:to="lab_us-gaap_ScheduleOfEarningsPerShareBasicByCommonClassTable_67217D091C89CFC3C7E09894E4133A6D" xlink:type="arc" />
    <link:label id="lab_us-gaap_DividendsAxis_B2844B063C242C6CE2FD9894E414AFE1_terseLabel_en-US" xlink:label="lab_us-gaap_DividendsAxis_B2844B063C242C6CE2FD9894E414AFE1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Dividends [Axis]</link:label>
    <link:label id="lab_us-gaap_DividendsAxis_B2844B063C242C6CE2FD9894E414AFE1_label_en-US" xlink:label="lab_us-gaap_DividendsAxis_B2844B063C242C6CE2FD9894E414AFE1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Dividends [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DividendsAxis" xlink:label="loc_us-gaap_DividendsAxis_B2844B063C242C6CE2FD9894E414AFE1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DividendsAxis_B2844B063C242C6CE2FD9894E414AFE1" xlink:to="lab_us-gaap_DividendsAxis_B2844B063C242C6CE2FD9894E414AFE1" xlink:type="arc" />
    <link:label id="lab_us-gaap_DividendsDomain_3C86BAD2BC0E5ADA3B019894E4146B71_terseLabel_en-US" xlink:label="lab_us-gaap_DividendsDomain_3C86BAD2BC0E5ADA3B019894E4146B71" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Dividends [Domain]</link:label>
    <link:label id="lab_us-gaap_DividendsDomain_3C86BAD2BC0E5ADA3B019894E4146B71_label_en-US" xlink:label="lab_us-gaap_DividendsDomain_3C86BAD2BC0E5ADA3B019894E4146B71" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Dividends [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DividendsDomain" xlink:label="loc_us-gaap_DividendsDomain_3C86BAD2BC0E5ADA3B019894E4146B71" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DividendsDomain_3C86BAD2BC0E5ADA3B019894E4146B71" xlink:to="lab_us-gaap_DividendsDomain_3C86BAD2BC0E5ADA3B019894E4146B71" xlink:type="arc" />
    <link:label id="lab_us-gaap_EarningsPerShareBasicLineItems_01045D9C24A48AE5835D9894E4141C08_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasicLineItems_01045D9C24A48AE5835D9894E4141C08" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]</link:label>
    <link:label id="lab_us-gaap_EarningsPerShareBasicLineItems_01045D9C24A48AE5835D9894E4141C08_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasicLineItems_01045D9C24A48AE5835D9894E4141C08" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EarningsPerShareBasicLineItems" xlink:label="loc_us-gaap_EarningsPerShareBasicLineItems_01045D9C24A48AE5835D9894E4141C08" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareBasicLineItems_01045D9C24A48AE5835D9894E4141C08" xlink:to="lab_us-gaap_EarningsPerShareBasicLineItems_01045D9C24A48AE5835D9894E4141C08" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommonStockDividendsPerShareDeclared_CA9ECB58B413D960DBDC9894E4147E65_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockDividendsPerShareDeclared_CA9ECB58B413D960DBDC9894E4147E65" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Common Stock, Dividends, Per Share, Declared</link:label>
    <link:label id="lab_us-gaap_CommonStockDividendsPerShareDeclared_CA9ECB58B413D960DBDC9894E4147E65_label_en-US" xlink:label="lab_us-gaap_CommonStockDividendsPerShareDeclared_CA9ECB58B413D960DBDC9894E4147E65" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Common Stock, Dividends, Per Share, Declared</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommonStockDividendsPerShareDeclared" xlink:label="loc_us-gaap_CommonStockDividendsPerShareDeclared_CA9ECB58B413D960DBDC9894E4147E65" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockDividendsPerShareDeclared_CA9ECB58B413D960DBDC9894E4147E65" xlink:to="lab_us-gaap_CommonStockDividendsPerShareDeclared_CA9ECB58B413D960DBDC9894E4147E65" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_E473625AB7F87DEBDC5D9894E414AEE1_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_E473625AB7F87DEBDC5D9894E414AEE1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Stockholders' Equity [Roll Forward]</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_E473625AB7F87DEBDC5D9894E414AEE1_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_E473625AB7F87DEBDC5D9894E414AEE1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Stockholders' Equity [Roll Forward]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward" xlink:label="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_E473625AB7F87DEBDC5D9894E414AEE1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_E473625AB7F87DEBDC5D9894E414AEE1" xlink:to="lab_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_E473625AB7F87DEBDC5D9894E414AEE1" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_375CDA70DAA5E7BBD8EB9894E414C419_periodStartLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_375CDA70DAA5E7BBD8EB9894E414C419" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Balance at the beginning of the period</link:label>
    <link:label id="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_375CDA70DAA5E7BBD8EB9894E414C419_label_en-US" xlink:label="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_375CDA70DAA5E7BBD8EB9894E414C419" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_375CDA70DAA5E7BBD8EB9894E414C419" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_375CDA70DAA5E7BBD8EB9894E414C419" xlink:to="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_375CDA70DAA5E7BBD8EB9894E414C419" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_004326810605E58193C09894E414E00C_terseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_004326810605E58193C09894E414E00C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Exercise of stock options</link:label>
    <link:label id="lab_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_004326810605E58193C09894E414E00C_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_004326810605E58193C09894E414E00C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stock Issued During Period, Value, Stock Options Exercised</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_004326810605E58193C09894E414E00C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_004326810605E58193C09894E414E00C" xlink:to="lab_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_004326810605E58193C09894E414E00C" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_45F9D25ECA7C2A7774829894E45581A7_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_45F9D25ECA7C2A7774829894E45581A7" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Stock Repurchased and Retired During Period, Value</link:label>
    <link:label id="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_45F9D25ECA7C2A7774829894E45581A7_label_en-US" xlink:label="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_45F9D25ECA7C2A7774829894E45581A7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stock Repurchased and Retired During Period, Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockRepurchasedAndRetiredDuringPeriodValue" xlink:label="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_45F9D25ECA7C2A7774829894E45581A7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_45F9D25ECA7C2A7774829894E45581A7" xlink:to="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_45F9D25ECA7C2A7774829894E45581A7" xlink:type="arc" />
    <link:label id="lab_clro_StockOptionsRepurchasedDuringPeriodValue_803D1171643E9FB09B3498A430749067_negatedTerseLabel_en-US" xlink:label="lab_clro_StockOptionsRepurchasedDuringPeriodValue_803D1171643E9FB09B3498A430749067" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Stock Options Repurchased During Period, Value</link:label>
    <link:label id="lab_clro_StockOptionsRepurchasedDuringPeriodValue_803D1171643E9FB09B3498A430749067_label_en-US" xlink:label="lab_clro_StockOptionsRepurchasedDuringPeriodValue_803D1171643E9FB09B3498A430749067" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stock Options Repurchased During Period, Value</link:label>
    <link:label id="lab_clro_StockOptionsRepurchasedDuringPeriodValue_803D1171643E9FB09B3498A430749067_documentation_en-US" xlink:label="lab_clro_StockOptionsRepurchasedDuringPeriodValue_803D1171643E9FB09B3498A430749067" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Stock Options Repurchased During Period, Value - the value paid for the repurchase of unexercised stock options</link:label>
    <link:loc xlink:href="clro-20160331.xsd#clro_StockOptionsRepurchasedDuringPeriodValue" xlink:label="loc_clro_StockOptionsRepurchasedDuringPeriodValue_803D1171643E9FB09B3498A430749067" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_clro_StockOptionsRepurchasedDuringPeriodValue_803D1171643E9FB09B3498A430749067" xlink:to="lab_clro_StockOptionsRepurchasedDuringPeriodValue_803D1171643E9FB09B3498A430749067" xlink:type="arc" />
    <link:label id="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalOther_12B3E4B09C54B92B53A39894E414F8B1_terseLabel_en-US" xlink:label="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalOther_12B3E4B09C54B92B53A39894E414F8B1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from stock purchase plan</link:label>
    <link:label id="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalOther_12B3E4B09C54B92B53A39894E414F8B1_label_en-US" xlink:label="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalOther_12B3E4B09C54B92B53A39894E414F8B1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Adjustments to Additional Paid in Capital, Other</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalOther" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalOther_12B3E4B09C54B92B53A39894E414F8B1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalOther_12B3E4B09C54B92B53A39894E414F8B1" xlink:to="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalOther_12B3E4B09C54B92B53A39894E414F8B1" xlink:type="arc" />
    <link:label id="lab_us-gaap_DividendsCash_AF0DEA4EC235E88B92E99894E4148A41_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_DividendsCash_AF0DEA4EC235E88B92E99894E4148A41" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Dividends</link:label>
    <link:label id="lab_us-gaap_DividendsCash_AF0DEA4EC235E88B92E99894E4148A41_label_en-US" xlink:label="lab_us-gaap_DividendsCash_AF0DEA4EC235E88B92E99894E4148A41" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Dividends, Cash</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DividendsCash" xlink:label="loc_us-gaap_DividendsCash_AF0DEA4EC235E88B92E99894E4148A41" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DividendsCash_AF0DEA4EC235E88B92E99894E4148A41" xlink:to="lab_us-gaap_DividendsCash_AF0DEA4EC235E88B92E99894E4148A41" xlink:type="arc" />
    <link:label id="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition_F13AE0DFE961C36BB1929894E4144025_terseLabel_en-US" xlink:label="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition_F13AE0DFE961C36BB1929894E4144025" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share-based compensation - options</link:label>
    <link:label id="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition_F13AE0DFE961C36BB1929894E4144025_label_en-US" xlink:label="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition_F13AE0DFE961C36BB1929894E4144025" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Adjustments to Additional Paid in Capital, Share-based Compensation, Stock Options, Requisite Service Period Recognition</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition_F13AE0DFE961C36BB1929894E4144025" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition_F13AE0DFE961C36BB1929894E4144025" xlink:to="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition_F13AE0DFE961C36BB1929894E4144025" xlink:type="arc" />
    <link:label id="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationEmployeeStockPurchaseProgramRequisiteServicePeriodRecognition_E36351E31BE651303A199894E4144677_terseLabel_en-US" xlink:label="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationEmployeeStockPurchaseProgramRequisiteServicePeriodRecognition_E36351E31BE651303A199894E4144677" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share-based compensation - ESPP</link:label>
    <link:label id="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationEmployeeStockPurchaseProgramRequisiteServicePeriodRecognition_E36351E31BE651303A199894E4144677_label_en-US" xlink:label="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationEmployeeStockPurchaseProgramRequisiteServicePeriodRecognition_E36351E31BE651303A199894E4144677" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Adjustments to Additional Paid in Capital, Share-based Compensation, Employee Stock Purchase Program, Requisite Service Period Recognition</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationEmployeeStockPurchaseProgramRequisiteServicePeriodRecognition" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationEmployeeStockPurchaseProgramRequisiteServicePeriodRecognition_E36351E31BE651303A199894E4144677" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationEmployeeStockPurchaseProgramRequisiteServicePeriodRecognition_E36351E31BE651303A199894E4144677" xlink:to="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationEmployeeStockPurchaseProgramRequisiteServicePeriodRecognition_E36351E31BE651303A199894E4144677" xlink:type="arc" />
    <link:label id="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation_39A7E00AFFAC9A2726379894E4148FD1_terseLabel_en-US" xlink:label="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation_39A7E00AFFAC9A2726379894E4148FD1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Tax benefit - stock option exercises</link:label>
    <link:label id="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation_39A7E00AFFAC9A2726379894E4148FD1_label_en-US" xlink:label="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation_39A7E00AFFAC9A2726379894E4148FD1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Adjustments to Additional Paid in Capital, Income Tax Benefit from Share-based Compensation</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation_39A7E00AFFAC9A2726379894E4148FD1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation_39A7E00AFFAC9A2726379894E4148FD1" xlink:to="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation_39A7E00AFFAC9A2726379894E4148FD1" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_05E5CB56DCDD65FE45809894E41428D3_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_05E5CB56DCDD65FE45809894E41428D3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unrealized gain or loss on investments, net of tax</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_05E5CB56DCDD65FE45809894E41428D3_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_05E5CB56DCDD65FE45809894E41428D3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_05E5CB56DCDD65FE45809894E41428D3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_05E5CB56DCDD65FE45809894E41428D3" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_05E5CB56DCDD65FE45809894E41428D3" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax_55186F0AFDB0074A296E9894E415646D_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax_55186F0AFDB0074A296E9894E415646D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Foreign currency translation adjustment</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax_55186F0AFDB0074A296E9894E415646D_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax_55186F0AFDB0074A296E9894E415646D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss), before Reclassification and Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax_55186F0AFDB0074A296E9894E415646D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax_55186F0AFDB0074A296E9894E415646D" xlink:to="lab_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax_55186F0AFDB0074A296E9894E415646D" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetIncomeLoss_C15E8EDEB29550D7BA219894E415D7D2_terseLabel_en-US" xlink:label="lab_us-gaap_NetIncomeLoss_C15E8EDEB29550D7BA219894E415D7D2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net Income during the period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_C15E8EDEB29550D7BA219894E415D7D2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetIncomeLoss_C15E8EDEB29550D7BA219894E415D7D2" xlink:to="lab_us-gaap_NetIncomeLoss_C15E8EDEB29550D7BA219894E415D7D2" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_905EC587AB4C52B0C4919894E4157A21_periodEndLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_905EC587AB4C52B0C4919894E4157A21" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Balance at end of the period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_905EC587AB4C52B0C4919894E4157A21" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_905EC587AB4C52B0C4919894E4157A21" xlink:to="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_905EC587AB4C52B0C4919894E4157A21" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueByMeasurementFrequencyAxis_3333719BBBC1EE0E2966BF2B2D578BD5_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByMeasurementFrequencyAxis_3333719BBBC1EE0E2966BF2B2D578BD5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Measurement Frequency [Axis]</link:label>
    <link:label id="lab_us-gaap_FairValueByMeasurementFrequencyAxis_3333719BBBC1EE0E2966BF2B2D578BD5_label_en-US" xlink:label="lab_us-gaap_FairValueByMeasurementFrequencyAxis_3333719BBBC1EE0E2966BF2B2D578BD5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Measurement Frequency [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis" xlink:label="loc_us-gaap_FairValueByMeasurementFrequencyAxis_3333719BBBC1EE0E2966BF2B2D578BD5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_3333719BBBC1EE0E2966BF2B2D578BD5" xlink:to="lab_us-gaap_FairValueByMeasurementFrequencyAxis_3333719BBBC1EE0E2966BF2B2D578BD5" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueMeasurementFrequencyDomain_BFF0C1D3AEE1DEEC30F9BF2B2D575A87_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementFrequencyDomain_BFF0C1D3AEE1DEEC30F9BF2B2D575A87" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Measurement Frequency [Domain]</link:label>
    <link:label id="lab_us-gaap_FairValueMeasurementFrequencyDomain_BFF0C1D3AEE1DEEC30F9BF2B2D575A87_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementFrequencyDomain_BFF0C1D3AEE1DEEC30F9BF2B2D575A87" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Measurement Frequency [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_BFF0C1D3AEE1DEEC30F9BF2B2D575A87" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain_BFF0C1D3AEE1DEEC30F9BF2B2D575A87" xlink:to="lab_us-gaap_FairValueMeasurementFrequencyDomain_BFF0C1D3AEE1DEEC30F9BF2B2D575A87" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueMeasurementsRecurringMember_4F7672C9B3DE8FC92C33BF2B2D58D9EC_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsRecurringMember_4F7672C9B3DE8FC92C33BF2B2D58D9EC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Measurements, Recurring [Member]</link:label>
    <link:label id="lab_us-gaap_FairValueMeasurementsRecurringMember_4F7672C9B3DE8FC92C33BF2B2D58D9EC_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsRecurringMember_4F7672C9B3DE8FC92C33BF2B2D58D9EC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Measurements, Recurring [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueMeasurementsRecurringMember" xlink:label="loc_us-gaap_FairValueMeasurementsRecurringMember_4F7672C9B3DE8FC92C33BF2B2D58D9EC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementsRecurringMember_4F7672C9B3DE8FC92C33BF2B2D58D9EC" xlink:to="lab_us-gaap_FairValueMeasurementsRecurringMember_4F7672C9B3DE8FC92C33BF2B2D58D9EC" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_F94CD99E01494224F736BF2B2D585D2E_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_F94CD99E01494224F736BF2B2D585D2E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Hierarchy [Axis]</link:label>
    <link:label id="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_F94CD99E01494224F736BF2B2D585D2E_label_en-US" xlink:label="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_F94CD99E01494224F736BF2B2D585D2E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Hierarchy [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_F94CD99E01494224F736BF2B2D585D2E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_F94CD99E01494224F736BF2B2D585D2E" xlink:to="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_F94CD99E01494224F736BF2B2D585D2E" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_8BF8B624B4BF34532356BF2B2D5888F3_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_8BF8B624B4BF34532356BF2B2D5888F3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Measurements, Fair Value Hierarchy [Domain]</link:label>
    <link:label id="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_8BF8B624B4BF34532356BF2B2D5888F3_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_8BF8B624B4BF34532356BF2B2D5888F3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Hierarchy [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_8BF8B624B4BF34532356BF2B2D5888F3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_8BF8B624B4BF34532356BF2B2D5888F3" xlink:to="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_8BF8B624B4BF34532356BF2B2D5888F3" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueInputsLevel1Member_23AB572EA9141ADA9F6ABF2B2D581574_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel1Member_23AB572EA9141ADA9F6ABF2B2D581574" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Inputs, Level 1 [Member]</link:label>
    <link:label id="lab_us-gaap_FairValueInputsLevel1Member_23AB572EA9141ADA9F6ABF2B2D581574_label_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel1Member_23AB572EA9141ADA9F6ABF2B2D581574" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Inputs, Level 1 [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueInputsLevel1Member" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_23AB572EA9141ADA9F6ABF2B2D581574" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueInputsLevel1Member_23AB572EA9141ADA9F6ABF2B2D581574" xlink:to="lab_us-gaap_FairValueInputsLevel1Member_23AB572EA9141ADA9F6ABF2B2D581574" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueInputsLevel2Member_A06F5EF8D05AB96794E9BF2B2D584B8E_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel2Member_A06F5EF8D05AB96794E9BF2B2D584B8E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Inputs, Level 2 [Member]</link:label>
    <link:label id="lab_us-gaap_FairValueInputsLevel2Member_A06F5EF8D05AB96794E9BF2B2D584B8E_label_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel2Member_A06F5EF8D05AB96794E9BF2B2D584B8E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Inputs, Level 2 [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueInputsLevel2Member" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_A06F5EF8D05AB96794E9BF2B2D584B8E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueInputsLevel2Member_A06F5EF8D05AB96794E9BF2B2D584B8E" xlink:to="lab_us-gaap_FairValueInputsLevel2Member_A06F5EF8D05AB96794E9BF2B2D584B8E" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueInputsLevel3Member_842F955D7C847E3A6919BF2B2D58377C_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel3Member_842F955D7C847E3A6919BF2B2D58377C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Inputs, Level 3 [Member]</link:label>
    <link:label id="lab_us-gaap_FairValueInputsLevel3Member_842F955D7C847E3A6919BF2B2D58377C_label_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel3Member_842F955D7C847E3A6919BF2B2D58377C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Inputs, Level 3 [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueInputsLevel3Member" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_842F955D7C847E3A6919BF2B2D58377C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueInputsLevel3Member_842F955D7C847E3A6919BF2B2D58377C" xlink:to="lab_us-gaap_FairValueInputsLevel3Member_842F955D7C847E3A6919BF2B2D58377C" xlink:type="arc" />
    <link:label id="lab_us-gaap_InvestmentsFairValueDisclosure_9EB99DFCF63A7C244692BF2B2D58D728_terseLabel_en-US" xlink:label="lab_us-gaap_InvestmentsFairValueDisclosure_9EB99DFCF63A7C244692BF2B2D58D728" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Investments, Fair Value Disclosure</link:label>
    <link:label id="lab_us-gaap_InvestmentsFairValueDisclosure_9EB99DFCF63A7C244692BF2B2D58D728_label_en-US" xlink:label="lab_us-gaap_InvestmentsFairValueDisclosure_9EB99DFCF63A7C244692BF2B2D58D728" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investments, Fair Value Disclosure</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InvestmentsFairValueDisclosure" xlink:label="loc_us-gaap_InvestmentsFairValueDisclosure_9EB99DFCF63A7C244692BF2B2D58D728" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InvestmentsFairValueDisclosure_9EB99DFCF63A7C244692BF2B2D58D728" xlink:to="lab_us-gaap_InvestmentsFairValueDisclosure_9EB99DFCF63A7C244692BF2B2D58D728" xlink:type="arc" />
    <link:label id="lab_clro_EquityIncentivePlan2007Member_EE8DADE0B300735DF17D979F8F6D60AC_terseLabel_en-US" xlink:label="lab_clro_EquityIncentivePlan2007Member_EE8DADE0B300735DF17D979F8F6D60AC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Equity Incentive Plan, 2007 [Member]</link:label>
    <link:label id="lab_clro_EquityIncentivePlan2007Member_EE8DADE0B300735DF17D979F8F6D60AC_label_en-US" xlink:label="lab_clro_EquityIncentivePlan2007Member_EE8DADE0B300735DF17D979F8F6D60AC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equity Incentive Plan, 2007 [Member]</link:label>
    <link:label id="lab_clro_EquityIncentivePlan2007Member_EE8DADE0B300735DF17D979F8F6D60AC_documentation_en-US" xlink:label="lab_clro_EquityIncentivePlan2007Member_EE8DADE0B300735DF17D979F8F6D60AC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Equity Incentive Plan, 2007 [Member]</link:label>
    <link:loc xlink:href="clro-20160331.xsd#clro_EquityIncentivePlan2007Member" xlink:label="loc_clro_EquityIncentivePlan2007Member_EE8DADE0B300735DF17D979F8F6D60AC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_clro_EquityIncentivePlan2007Member_EE8DADE0B300735DF17D979F8F6D60AC" xlink:to="lab_clro_EquityIncentivePlan2007Member_EE8DADE0B300735DF17D979F8F6D60AC" xlink:type="arc" />
    <link:label id="lab_clro_IncentivePlan1998Member_0F67DE882D82A342BBC2979F8F6D3B3D_terseLabel_en-US" xlink:label="lab_clro_IncentivePlan1998Member_0F67DE882D82A342BBC2979F8F6D3B3D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Incentive Plan, 1998 [Member]</link:label>
    <link:label id="lab_clro_IncentivePlan1998Member_0F67DE882D82A342BBC2979F8F6D3B3D_label_en-US" xlink:label="lab_clro_IncentivePlan1998Member_0F67DE882D82A342BBC2979F8F6D3B3D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Incentive Plan, 1998 [Member]</link:label>
    <link:label id="lab_clro_IncentivePlan1998Member_0F67DE882D82A342BBC2979F8F6D3B3D_documentation_en-US" xlink:label="lab_clro_IncentivePlan1998Member_0F67DE882D82A342BBC2979F8F6D3B3D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Incentive Plan, 1998 [Member]</link:label>
    <link:loc xlink:href="clro-20160331.xsd#clro_IncentivePlan1998Member" xlink:label="loc_clro_IncentivePlan1998Member_0F67DE882D82A342BBC2979F8F6D3B3D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_clro_IncentivePlan1998Member_0F67DE882D82A342BBC2979F8F6D3B3D" xlink:to="lab_clro_IncentivePlan1998Member_0F67DE882D82A342BBC2979F8F6D3B3D" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_BF362680E6E0C0AF278D979F8F6E6865_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_BF362680E6E0C0AF278D979F8F6E6865" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_BF362680E6E0C0AF278D979F8F6E6865_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_BF362680E6E0C0AF278D979F8F6E6865" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_BF362680E6E0C0AF278D979F8F6E6865" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_BF362680E6E0C0AF278D979F8F6E6865" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_BF362680E6E0C0AF278D979F8F6E6865" xlink:type="arc" />
    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAcceleratedVestingNumber_E1F7F4162584C953F39C979F8F6EBEFA_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAcceleratedVestingNumber_E1F7F4162584C953F39C979F8F6EBEFA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Accelerated Vesting, Number</link:label>
    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAcceleratedVestingNumber_E1F7F4162584C953F39C979F8F6EBEFA_label_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAcceleratedVestingNumber_E1F7F4162584C953F39C979F8F6EBEFA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Accelerated Vesting, Number</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAcceleratedVestingNumber" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAcceleratedVestingNumber_E1F7F4162584C953F39C979F8F6EBEFA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAcceleratedVestingNumber_E1F7F4162584C953F39C979F8F6EBEFA" xlink:to="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAcceleratedVestingNumber_E1F7F4162584C953F39C979F8F6EBEFA" xlink:type="arc" />
    <link:label id="lab_clro_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorizedAndUnissued_EB4303E6022228759B85979F8F6E435A_terseLabel_en-US" xlink:label="lab_clro_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorizedAndUnissued_EB4303E6022228759B85979F8F6E435A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share based Compensation Arrangement by Share based Payment Award, Number of Shares Authorized and Unissued</link:label>
    <link:label id="lab_clro_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorizedAndUnissued_EB4303E6022228759B85979F8F6E435A_label_en-US" xlink:label="lab_clro_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorizedAndUnissued_EB4303E6022228759B85979F8F6E435A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share based Compensation Arrangement by Share based Payment Award, Number of Shares Authorized and Unissued</link:label>
    <link:label id="lab_clro_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorizedAndUnissued_EB4303E6022228759B85979F8F6E435A_documentation_en-US" xlink:label="lab_clro_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorizedAndUnissued_EB4303E6022228759B85979F8F6E435A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Share based Compensation Arrangement by Share based Payment Award, Number of Shares Authorized and Unissued</link:label>
    <link:loc xlink:href="clro-20160331.xsd#clro_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorizedAndUnissued" xlink:label="loc_clro_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorizedAndUnissued_EB4303E6022228759B85979F8F6E435A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_clro_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorizedAndUnissued_EB4303E6022228759B85979F8F6E435A" xlink:to="lab_clro_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorizedAndUnissued_EB4303E6022228759B85979F8F6E435A" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_FEAA4FFE5BEDBC8912CC979F8F6EE2EA_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_FEAA4FFE5BEDBC8912CC979F8F6EE2EA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_FEAA4FFE5BEDBC8912CC979F8F6EE2EA_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_FEAA4FFE5BEDBC8912CC979F8F6EE2EA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_FEAA4FFE5BEDBC8912CC979F8F6EE2EA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_FEAA4FFE5BEDBC8912CC979F8F6EE2EA" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_FEAA4FFE5BEDBC8912CC979F8F6EE2EA" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_27644C54BCDBF226E17D979F8F6EDE01_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_27644C54BCDBF226E17D979F8F6EDE01" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_27644C54BCDBF226E17D979F8F6EDE01_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_27644C54BCDBF226E17D979F8F6EDE01" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_27644C54BCDBF226E17D979F8F6EDE01" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_27644C54BCDBF226E17D979F8F6EDE01" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_27644C54BCDBF226E17D979F8F6EDE01" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_3AAF672FEA0E9464ACD0979F8F6FD79D_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_3AAF672FEA0E9464ACD0979F8F6FD79D" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period</link:label>
    <link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_3AAF672FEA0E9464ACD0979F8F6FD79D_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_3AAF672FEA0E9464ACD0979F8F6FD79D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_3AAF672FEA0E9464ACD0979F8F6FD79D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_3AAF672FEA0E9464ACD0979F8F6FD79D" xlink:to="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_3AAF672FEA0E9464ACD0979F8F6FD79D" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_C4082AFA99E33717336198075F2643EC_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_C4082AFA99E33717336198075F2643EC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_C4082AFA99E33717336198075F2643EC_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_C4082AFA99E33717336198075F2643EC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_C4082AFA99E33717336198075F2643EC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_C4082AFA99E33717336198075F2643EC" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_C4082AFA99E33717336198075F2643EC" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsForfeituresAndExpirations_09D2D5FA0A54A459D54F979F8F6F4E94_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsForfeituresAndExpirations_09D2D5FA0A54A459D54F979F8F6F4E94" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Forfeitures and Expirations</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsForfeituresAndExpirations_09D2D5FA0A54A459D54F979F8F6F4E94_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsForfeituresAndExpirations_09D2D5FA0A54A459D54F979F8F6F4E94" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Forfeitures and Expirations</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsForfeituresAndExpirations" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsForfeituresAndExpirations_09D2D5FA0A54A459D54F979F8F6F4E94" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsForfeituresAndExpirations_09D2D5FA0A54A459D54F979F8F6F4E94" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsForfeituresAndExpirations_09D2D5FA0A54A459D54F979F8F6F4E94" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_D3005DCD1A28C359D483979F8F6F994D_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_D3005DCD1A28C359D483979F8F6F994D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_D3005DCD1A28C359D483979F8F6F994D_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_D3005DCD1A28C359D483979F8F6F994D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_D3005DCD1A28C359D483979F8F6F994D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_D3005DCD1A28C359D483979F8F6F994D" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_D3005DCD1A28C359D483979F8F6F994D" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_6D045C284DEEA1E76416979F8F6F2367_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_6D045C284DEEA1E76416979F8F6F2367" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_6D045C284DEEA1E76416979F8F6F2367_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_6D045C284DEEA1E76416979F8F6F2367" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_6D045C284DEEA1E76416979F8F6F2367" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_6D045C284DEEA1E76416979F8F6F2367" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_6D045C284DEEA1E76416979F8F6F2367" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_B6C8F24B428FCEF9F826979F8F6F9840_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_B6C8F24B428FCEF9F826979F8F6F9840" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_B6C8F24B428FCEF9F826979F8F6F9840_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_B6C8F24B428FCEF9F826979F8F6F9840" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_B6C8F24B428FCEF9F826979F8F6F9840" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_B6C8F24B428FCEF9F826979F8F6F9840" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_B6C8F24B428FCEF9F826979F8F6F9840" xlink:type="arc" />
    <link:label id="lab_clro_SharebasedCompensationArrangementsbySharebasedPaymentAwardOptionsOtherShareIncreaseDecreaseinPeriodWeightedAveragePurchasePrice_CE5E3DE458BDB3494E709805CBFDA978_terseLabel_en-US" xlink:label="lab_clro_SharebasedCompensationArrangementsbySharebasedPaymentAwardOptionsOtherShareIncreaseDecreaseinPeriodWeightedAveragePurchasePrice_CE5E3DE458BDB3494E709805CBFDA978" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price</link:label>
    <link:label id="lab_clro_SharebasedCompensationArrangementsbySharebasedPaymentAwardOptionsOtherShareIncreaseDecreaseinPeriodWeightedAveragePurchasePrice_CE5E3DE458BDB3494E709805CBFDA978_label_en-US" xlink:label="lab_clro_SharebasedCompensationArrangementsbySharebasedPaymentAwardOptionsOtherShareIncreaseDecreaseinPeriodWeightedAveragePurchasePrice_CE5E3DE458BDB3494E709805CBFDA978" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangements by Share-based Payment Award, Options, Other Share Increase (Decrease) in Period, Weighted Average Purchase Price</link:label>
    <link:label id="lab_clro_SharebasedCompensationArrangementsbySharebasedPaymentAwardOptionsOtherShareIncreaseDecreaseinPeriodWeightedAveragePurchasePrice_CE5E3DE458BDB3494E709805CBFDA978_documentation_en-US" xlink:label="lab_clro_SharebasedCompensationArrangementsbySharebasedPaymentAwardOptionsOtherShareIncreaseDecreaseinPeriodWeightedAveragePurchasePrice_CE5E3DE458BDB3494E709805CBFDA978" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangements by Share-based Payment Award, Options, Other Share Increase (Decrease) in Period, Weighted Average Purchase Price - the weighted average price paid to option grantees for the repurchase of stock options or for other increases or decreases in options outstanding.</link:label>
    <link:loc xlink:href="clro-20160331.xsd#clro_SharebasedCompensationArrangementsbySharebasedPaymentAwardOptionsOtherShareIncreaseDecreaseinPeriodWeightedAveragePurchasePrice" xlink:label="loc_clro_SharebasedCompensationArrangementsbySharebasedPaymentAwardOptionsOtherShareIncreaseDecreaseinPeriodWeightedAveragePurchasePrice_CE5E3DE458BDB3494E709805CBFDA978" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_clro_SharebasedCompensationArrangementsbySharebasedPaymentAwardOptionsOtherShareIncreaseDecreaseinPeriodWeightedAveragePurchasePrice_CE5E3DE458BDB3494E709805CBFDA978" xlink:to="lab_clro_SharebasedCompensationArrangementsbySharebasedPaymentAwardOptionsOtherShareIncreaseDecreaseinPeriodWeightedAveragePurchasePrice_CE5E3DE458BDB3494E709805CBFDA978" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOtherIncreasesDecreasesInPeriod_FB7DDC0ACC17E084BEBB97BBFEEB14CD_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOtherIncreasesDecreasesInPeriod_FB7DDC0ACC17E084BEBB97BBFEEB14CD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Other Increases (Decreases) in Period</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOtherIncreasesDecreasesInPeriod_FB7DDC0ACC17E084BEBB97BBFEEB14CD_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOtherIncreasesDecreasesInPeriod_FB7DDC0ACC17E084BEBB97BBFEEB14CD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Other Increases (Decreases) in Period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOtherIncreasesDecreasesInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOtherIncreasesDecreasesInPeriod_FB7DDC0ACC17E084BEBB97BBFEEB14CD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOtherIncreasesDecreasesInPeriod_FB7DDC0ACC17E084BEBB97BBFEEB14CD" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOtherIncreasesDecreasesInPeriod_FB7DDC0ACC17E084BEBB97BBFEEB14CD" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsOtherShareIncreaseDecreaseInPeriodWeightedAverageExercisePrice_A7E45EB83DADC2DC9E6897B4EFFB5371_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsOtherShareIncreaseDecreaseInPeriodWeightedAverageExercisePrice_A7E45EB83DADC2DC9E6897B4EFFB5371" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangements by Share-based Payment Award, Options, Other Share Increase (Decrease) in Period, Weighted Average Exercise Price</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsOtherShareIncreaseDecreaseInPeriodWeightedAverageExercisePrice_A7E45EB83DADC2DC9E6897B4EFFB5371_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsOtherShareIncreaseDecreaseInPeriodWeightedAverageExercisePrice_A7E45EB83DADC2DC9E6897B4EFFB5371" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangements by Share-based Payment Award, Options, Other Share Increase (Decrease) in Period, Weighted Average Exercise Price</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsOtherShareIncreaseDecreaseInPeriodWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsOtherShareIncreaseDecreaseInPeriodWeightedAverageExercisePrice_A7E45EB83DADC2DC9E6897B4EFFB5371" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsOtherShareIncreaseDecreaseInPeriodWeightedAverageExercisePrice_A7E45EB83DADC2DC9E6897B4EFFB5371" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsOtherShareIncreaseDecreaseInPeriodWeightedAverageExercisePrice_A7E45EB83DADC2DC9E6897B4EFFB5371" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_E14BEE74C71584FE70AA979F8F6FD3BA_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_E14BEE74C71584FE70AA979F8F6FD3BA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_E14BEE74C71584FE70AA979F8F6FD3BA_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_E14BEE74C71584FE70AA979F8F6FD3BA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_E14BEE74C71584FE70AA979F8F6FD3BA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_E14BEE74C71584FE70AA979F8F6FD3BA" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_E14BEE74C71584FE70AA979F8F6FD3BA" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_1E008F65E946BCAC63F8979F8F6F5EC8_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_1E008F65E946BCAC63F8979F8F6F5EC8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_1E008F65E946BCAC63F8979F8F6F5EC8_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_1E008F65E946BCAC63F8979F8F6F5EC8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_1E008F65E946BCAC63F8979F8F6F5EC8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_1E008F65E946BCAC63F8979F8F6F5EC8" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_1E008F65E946BCAC63F8979F8F6F5EC8" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_0A9426FA0B4C213C6CC1979F8F6F1C8D_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_0A9426FA0B4C213C6CC1979F8F6F1C8D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_0A9426FA0B4C213C6CC1979F8F6F1C8D_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_0A9426FA0B4C213C6CC1979F8F6F1C8D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_0A9426FA0B4C213C6CC1979F8F6F1C8D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_0A9426FA0B4C213C6CC1979F8F6F1C8D" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_0A9426FA0B4C213C6CC1979F8F6F1C8D" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_E2FABD106BCC99C389A5F7B45EC05485_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_E2FABD106BCC99C389A5F7B45EC05485" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_E2FABD106BCC99C389A5F7B45EC05485" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_E2FABD106BCC99C389A5F7B45EC05485" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_E2FABD106BCC99C389A5F7B45EC05485" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherIntangibleAssetsMember_4FE87F4E89A459855A5DF7B45EC1568A_terseLabel_en-US" xlink:label="lab_us-gaap_OtherIntangibleAssetsMember_4FE87F4E89A459855A5DF7B45EC1568A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other Intangible Assets [Member]</link:label>
    <link:label id="lab_us-gaap_OtherIntangibleAssetsMember_4FE87F4E89A459855A5DF7B45EC1568A_label_en-US" xlink:label="lab_us-gaap_OtherIntangibleAssetsMember_4FE87F4E89A459855A5DF7B45EC1568A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Intangible Assets [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherIntangibleAssetsMember" xlink:label="loc_us-gaap_OtherIntangibleAssetsMember_4FE87F4E89A459855A5DF7B45EC1568A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherIntangibleAssetsMember_4FE87F4E89A459855A5DF7B45EC1568A" xlink:to="lab_us-gaap_OtherIntangibleAssetsMember_4FE87F4E89A459855A5DF7B45EC1568A" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_C806BD462D6B0863DEEAF7B45EC2D8E6_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_C806BD462D6B0863DEEAF7B45EC2D8E6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2016 (remainder)</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_C806BD462D6B0863DEEAF7B45EC2D8E6_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_C806BD462D6B0863DEEAF7B45EC2D8E6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_C806BD462D6B0863DEEAF7B45EC2D8E6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_C806BD462D6B0863DEEAF7B45EC2D8E6" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_C806BD462D6B0863DEEAF7B45EC2D8E6" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_8699F59D73F4505796C6F7B45EC25C5D_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_8699F59D73F4505796C6F7B45EC25C5D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2017</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_8699F59D73F4505796C6F7B45EC25C5D_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_8699F59D73F4505796C6F7B45EC25C5D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, Year Two</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_8699F59D73F4505796C6F7B45EC25C5D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_8699F59D73F4505796C6F7B45EC25C5D" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_8699F59D73F4505796C6F7B45EC25C5D" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_F3CA76BE07632F112322F7B45EC28521_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_F3CA76BE07632F112322F7B45EC28521" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2018</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_F3CA76BE07632F112322F7B45EC28521_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_F3CA76BE07632F112322F7B45EC28521" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, Year Three</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_F3CA76BE07632F112322F7B45EC28521" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_F3CA76BE07632F112322F7B45EC28521" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_F3CA76BE07632F112322F7B45EC28521" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_0545685C8F8B7975BCCBF7B45EC2B374_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_0545685C8F8B7975BCCBF7B45EC2B374" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2019</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_0545685C8F8B7975BCCBF7B45EC2B374_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_0545685C8F8B7975BCCBF7B45EC2B374" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, Year Four</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_0545685C8F8B7975BCCBF7B45EC2B374" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_0545685C8F8B7975BCCBF7B45EC2B374" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_0545685C8F8B7975BCCBF7B45EC2B374" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_4E12F74E4673ACF7521FF7B45EC2B488_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_4E12F74E4673ACF7521FF7B45EC2B488" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2020</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_4E12F74E4673ACF7521FF7B45EC2B488_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_4E12F74E4673ACF7521FF7B45EC2B488" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, Year Five</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_4E12F74E4673ACF7521FF7B45EC2B488" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_4E12F74E4673ACF7521FF7B45EC2B488" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_4E12F74E4673ACF7521FF7B45EC2B488" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_71D8A5557764E2201526F7B45EC2B0B8_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_71D8A5557764E2201526F7B45EC2B0B8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Thereafter</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_71D8A5557764E2201526F7B45EC2B0B8_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_71D8A5557764E2201526F7B45EC2B0B8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, after Year Five</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_71D8A5557764E2201526F7B45EC2B0B8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_71D8A5557764E2201526F7B45EC2B0B8" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_71D8A5557764E2201526F7B45EC2B0B8" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsNet_DADEF8B53AFCF90E85B4F7B45EC210B3_totalLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsNet_DADEF8B53AFCF90E85B4F7B45EC210B3" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Net</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsNet_DADEF8B53AFCF90E85B4F7B45EC210B3_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsNet_DADEF8B53AFCF90E85B4F7B45EC210B3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_DADEF8B53AFCF90E85B4F7B45EC210B3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_DADEF8B53AFCF90E85B4F7B45EC210B3" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsNet_DADEF8B53AFCF90E85B4F7B45EC210B3" xlink:type="arc" />
    <link:label id="lab_clro_ScheduleOfInventoryCurrentAndNonCurrentTableTextBlock_50543BD963530C99CCAFBF2B2C0AFF3E_terseLabel_en-US" xlink:label="lab_clro_ScheduleOfInventoryCurrentAndNonCurrentTableTextBlock_50543BD963530C99CCAFBF2B2C0AFF3E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of inventory, net of reserves</link:label>
    <link:label id="lab_clro_ScheduleOfInventoryCurrentAndNonCurrentTableTextBlock_50543BD963530C99CCAFBF2B2C0AFF3E_label_en-US" xlink:label="lab_clro_ScheduleOfInventoryCurrentAndNonCurrentTableTextBlock_50543BD963530C99CCAFBF2B2C0AFF3E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Inventory, Current and Non-Current [Table Text Block]</link:label>
    <link:label id="lab_clro_ScheduleOfInventoryCurrentAndNonCurrentTableTextBlock_50543BD963530C99CCAFBF2B2C0AFF3E_documentation_en-US" xlink:label="lab_clro_ScheduleOfInventoryCurrentAndNonCurrentTableTextBlock_50543BD963530C99CCAFBF2B2C0AFF3E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Schedule of Inventory, Current and Non-Current [Table Text Block]</link:label>
    <link:loc xlink:href="clro-20160331.xsd#clro_ScheduleOfInventoryCurrentAndNonCurrentTableTextBlock" xlink:label="loc_clro_ScheduleOfInventoryCurrentAndNonCurrentTableTextBlock_50543BD963530C99CCAFBF2B2C0AFF3E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_clro_ScheduleOfInventoryCurrentAndNonCurrentTableTextBlock_50543BD963530C99CCAFBF2B2C0AFF3E" xlink:to="lab_clro_ScheduleOfInventoryCurrentAndNonCurrentTableTextBlock_50543BD963530C99CCAFBF2B2C0AFF3E" xlink:type="arc" />
    <link:label id="lab_clro_ScheduleOfNonCurrentInventoryValuationLossesTableTextBlock_310C8167D3ACE4E37B1EBF2B2C0A4306_terseLabel_en-US" xlink:label="lab_clro_ScheduleOfNonCurrentInventoryValuationLossesTableTextBlock_310C8167D3ACE4E37B1EBF2B2C0A4306" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Non-Current Inventory Valuation Losses</link:label>
    <link:label id="lab_clro_ScheduleOfNonCurrentInventoryValuationLossesTableTextBlock_310C8167D3ACE4E37B1EBF2B2C0A4306_label_en-US" xlink:label="lab_clro_ScheduleOfNonCurrentInventoryValuationLossesTableTextBlock_310C8167D3ACE4E37B1EBF2B2C0A4306" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Non-Current Inventory Valuation Losses [Table Text Block]</link:label>
    <link:label id="lab_clro_ScheduleOfNonCurrentInventoryValuationLossesTableTextBlock_310C8167D3ACE4E37B1EBF2B2C0A4306_documentation_en-US" xlink:label="lab_clro_ScheduleOfNonCurrentInventoryValuationLossesTableTextBlock_310C8167D3ACE4E37B1EBF2B2C0A4306" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Schedule of Non-Current Inventory Valuation Losses [Table Text Block]</link:label>
    <link:loc xlink:href="clro-20160331.xsd#clro_ScheduleOfNonCurrentInventoryValuationLossesTableTextBlock" xlink:label="loc_clro_ScheduleOfNonCurrentInventoryValuationLossesTableTextBlock_310C8167D3ACE4E37B1EBF2B2C0A4306" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_clro_ScheduleOfNonCurrentInventoryValuationLossesTableTextBlock_310C8167D3ACE4E37B1EBF2B2C0A4306" xlink:to="lab_clro_ScheduleOfNonCurrentInventoryValuationLossesTableTextBlock_310C8167D3ACE4E37B1EBF2B2C0A4306" xlink:type="arc" />
    <link:label id="lab_us-gaap_AssetsAbstract_BC1A663B76E816E5554887F238CC68A0_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsAbstract_BC1A663B76E816E5554887F238CC68A0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">ASSETS</link:label>
    <link:label id="lab_us-gaap_AssetsAbstract_BC1A663B76E816E5554887F238CC68A0_label_en-US" xlink:label="lab_us-gaap_AssetsAbstract_BC1A663B76E816E5554887F238CC68A0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Assets [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AssetsAbstract" xlink:label="loc_us-gaap_AssetsAbstract_BC1A663B76E816E5554887F238CC68A0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsAbstract_BC1A663B76E816E5554887F238CC68A0" xlink:to="lab_us-gaap_AssetsAbstract_BC1A663B76E816E5554887F238CC68A0" xlink:type="arc" />
    <link:label id="lab_us-gaap_AssetsCurrentAbstract_D169754701742A896D6D87F238CC5B03_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsCurrentAbstract_D169754701742A896D6D87F238CC5B03" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Current assets:</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AssetsCurrentAbstract" xlink:label="loc_us-gaap_AssetsCurrentAbstract_D169754701742A896D6D87F238CC5B03" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsCurrentAbstract_D169754701742A896D6D87F238CC5B03" xlink:to="lab_us-gaap_AssetsCurrentAbstract_D169754701742A896D6D87F238CC5B03" xlink:type="arc" />
    <link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_195E761F5B084B94CA0E87F238CC0816_terseLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_195E761F5B084B94CA0E87F238CC0816" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash and cash equivalents</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_195E761F5B084B94CA0E87F238CC0816" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_195E761F5B084B94CA0E87F238CC0816" xlink:to="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_195E761F5B084B94CA0E87F238CC0816" xlink:type="arc" />
    <link:label id="lab_us-gaap_MarketableSecuritiesCurrent_1C079585CADF43DB0B1E87F238CCE5CB_terseLabel_en-US" xlink:label="lab_us-gaap_MarketableSecuritiesCurrent_1C079585CADF43DB0B1E87F238CCE5CB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Marketable securities</link:label>
    <link:label id="lab_us-gaap_MarketableSecuritiesCurrent_1C079585CADF43DB0B1E87F238CCE5CB_label_en-US" xlink:label="lab_us-gaap_MarketableSecuritiesCurrent_1C079585CADF43DB0B1E87F238CCE5CB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Marketable Securities, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MarketableSecuritiesCurrent" xlink:label="loc_us-gaap_MarketableSecuritiesCurrent_1C079585CADF43DB0B1E87F238CCE5CB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MarketableSecuritiesCurrent_1C079585CADF43DB0B1E87F238CCE5CB" xlink:to="lab_us-gaap_MarketableSecuritiesCurrent_1C079585CADF43DB0B1E87F238CCE5CB" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccountsReceivableNetCurrent_B486B74BB524D2355AF287F238CC16CB_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsReceivableNetCurrent_B486B74BB524D2355AF287F238CC16CB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Receivables, net of allowance for doubtful accounts of $77 and $54, respectively</link:label>
    <link:label id="lab_us-gaap_AccountsReceivableNetCurrent_B486B74BB524D2355AF287F238CC16CB_label_en-US" xlink:label="lab_us-gaap_AccountsReceivableNetCurrent_B486B74BB524D2355AF287F238CC16CB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accounts Receivable, Net, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccountsReceivableNetCurrent" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_B486B74BB524D2355AF287F238CC16CB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountsReceivableNetCurrent_B486B74BB524D2355AF287F238CC16CB" xlink:to="lab_us-gaap_AccountsReceivableNetCurrent_B486B74BB524D2355AF287F238CC16CB" xlink:type="arc" />
    <link:label id="lab_us-gaap_InventoryNet_888EBA133BD0DB65587387F238CCDDAE_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryNet_888EBA133BD0DB65587387F238CCDDAE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Inventories</link:label>
    <link:label id="lab_us-gaap_InventoryNet_888EBA133BD0DB65587387F238CCDDAE_label_en-US" xlink:label="lab_us-gaap_InventoryNet_888EBA133BD0DB65587387F238CCDDAE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Inventory, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InventoryNet" xlink:label="loc_us-gaap_InventoryNet_888EBA133BD0DB65587387F238CCDDAE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryNet_888EBA133BD0DB65587387F238CCDDAE" xlink:to="lab_us-gaap_InventoryNet_888EBA133BD0DB65587387F238CCDDAE" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherAssetsCurrent_E9A2CB82CF4512C361D487F238CDB58A_terseLabel_en-US" xlink:label="lab_us-gaap_OtherAssetsCurrent_E9A2CB82CF4512C361D487F238CDB58A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Prepaid expenses and other assets</link:label>
    <link:label id="lab_us-gaap_OtherAssetsCurrent_E9A2CB82CF4512C361D487F238CDB58A_label_en-US" xlink:label="lab_us-gaap_OtherAssetsCurrent_E9A2CB82CF4512C361D487F238CDB58A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Assets, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherAssetsCurrent" xlink:label="loc_us-gaap_OtherAssetsCurrent_E9A2CB82CF4512C361D487F238CDB58A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherAssetsCurrent_E9A2CB82CF4512C361D487F238CDB58A" xlink:to="lab_us-gaap_OtherAssetsCurrent_E9A2CB82CF4512C361D487F238CDB58A" xlink:type="arc" />
    <link:label id="lab_us-gaap_AssetsCurrent_126CB5B8CE7B2B45B8B187F238CD7DA3_totalLabel_en-US" xlink:label="lab_us-gaap_AssetsCurrent_126CB5B8CE7B2B45B8B187F238CD7DA3" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total current assets</link:label>
    <link:label id="lab_us-gaap_AssetsCurrent_126CB5B8CE7B2B45B8B187F238CD7DA3_label_en-US" xlink:label="lab_us-gaap_AssetsCurrent_126CB5B8CE7B2B45B8B187F238CD7DA3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Assets, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="loc_us-gaap_AssetsCurrent_126CB5B8CE7B2B45B8B187F238CD7DA3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsCurrent_126CB5B8CE7B2B45B8B187F238CD7DA3" xlink:to="lab_us-gaap_AssetsCurrent_126CB5B8CE7B2B45B8B187F238CD7DA3" xlink:type="arc" />
    <link:label id="lab_us-gaap_MarketableSecuritiesNoncurrent_D08B02847D7DA5A50A7787F238CD3147_terseLabel_en-US" xlink:label="lab_us-gaap_MarketableSecuritiesNoncurrent_D08B02847D7DA5A50A7787F238CD3147" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Long-term marketable securities</link:label>
    <link:label id="lab_us-gaap_MarketableSecuritiesNoncurrent_D08B02847D7DA5A50A7787F238CD3147_label_en-US" xlink:label="lab_us-gaap_MarketableSecuritiesNoncurrent_D08B02847D7DA5A50A7787F238CD3147" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Marketable Securities, Noncurrent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MarketableSecuritiesNoncurrent" xlink:label="loc_us-gaap_MarketableSecuritiesNoncurrent_D08B02847D7DA5A50A7787F238CD3147" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MarketableSecuritiesNoncurrent_D08B02847D7DA5A50A7787F238CD3147" xlink:to="lab_us-gaap_MarketableSecuritiesNoncurrent_D08B02847D7DA5A50A7787F238CD3147" xlink:type="arc" />
    <link:label id="lab_us-gaap_InventoryNoncurrent_2E2F1A81A0C185CE1D5487F238CDA55F_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryNoncurrent_2E2F1A81A0C185CE1D5487F238CDA55F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Long-term inventories, net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InventoryNoncurrent" xlink:label="loc_us-gaap_InventoryNoncurrent_2E2F1A81A0C185CE1D5487F238CDA55F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryNoncurrent_2E2F1A81A0C185CE1D5487F238CDA55F" xlink:to="lab_us-gaap_InventoryNoncurrent_2E2F1A81A0C185CE1D5487F238CDA55F" xlink:type="arc" />
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_45608F7D4FC8477D97B587F238CD6219_verboseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_45608F7D4FC8477D97B587F238CD6219" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Property and equipment, net</link:label>
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_45608F7D4FC8477D97B587F238CD6219_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_45608F7D4FC8477D97B587F238CD6219" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Property, Plant and Equipment, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_45608F7D4FC8477D97B587F238CD6219" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_45608F7D4FC8477D97B587F238CD6219" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentNet_45608F7D4FC8477D97B587F238CD6219" xlink:type="arc" />
    <link:label id="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_2CCE72D523F24ACCC0E287F238CD62B1_terseLabel_en-US" xlink:label="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_2CCE72D523F24ACCC0E287F238CD62B1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Intangibles, net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_2CCE72D523F24ACCC0E287F238CD62B1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_2CCE72D523F24ACCC0E287F238CD62B1" xlink:to="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_2CCE72D523F24ACCC0E287F238CD62B1" xlink:type="arc" />
    <link:label id="lab_us-gaap_Goodwill_CB3AAB18802C5D87609A87F238CD7C9D_terseLabel_en-US" xlink:label="lab_us-gaap_Goodwill_CB3AAB18802C5D87609A87F238CD7C9D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Goodwill</link:label>
    <link:label id="lab_us-gaap_Goodwill_CB3AAB18802C5D87609A87F238CD7C9D_label_en-US" xlink:label="lab_us-gaap_Goodwill_CB3AAB18802C5D87609A87F238CD7C9D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Goodwill</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_us-gaap_Goodwill_CB3AAB18802C5D87609A87F238CD7C9D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Goodwill_CB3AAB18802C5D87609A87F238CD7C9D" xlink:to="lab_us-gaap_Goodwill_CB3AAB18802C5D87609A87F238CD7C9D" xlink:type="arc" />
    <link:label id="lab_us-gaap_DeferredTaxAssetsNetNoncurrent_862A8F5A606AB6C7027E87F238CDC109_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsNetNoncurrent_862A8F5A606AB6C7027E87F238CDC109" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Deferred income taxes</link:label>
    <link:label id="lab_us-gaap_DeferredTaxAssetsNetNoncurrent_862A8F5A606AB6C7027E87F238CDC109_label_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsNetNoncurrent_862A8F5A606AB6C7027E87F238CDC109" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Tax Assets, Net of Valuation Allowance, Noncurrent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DeferredTaxAssetsNetNoncurrent" xlink:label="loc_us-gaap_DeferredTaxAssetsNetNoncurrent_862A8F5A606AB6C7027E87F238CDC109" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredTaxAssetsNetNoncurrent_862A8F5A606AB6C7027E87F238CDC109" xlink:to="lab_us-gaap_DeferredTaxAssetsNetNoncurrent_862A8F5A606AB6C7027E87F238CDC109" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherAssetsNoncurrent_9D63A1C1F4ECB94477D087F238CD8348_terseLabel_en-US" xlink:label="lab_us-gaap_OtherAssetsNoncurrent_9D63A1C1F4ECB94477D087F238CD8348" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other assets</link:label>
    <link:label id="lab_us-gaap_OtherAssetsNoncurrent_9D63A1C1F4ECB94477D087F238CD8348_label_en-US" xlink:label="lab_us-gaap_OtherAssetsNoncurrent_9D63A1C1F4ECB94477D087F238CD8348" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Assets, Noncurrent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherAssetsNoncurrent" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_9D63A1C1F4ECB94477D087F238CD8348" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherAssetsNoncurrent_9D63A1C1F4ECB94477D087F238CD8348" xlink:to="lab_us-gaap_OtherAssetsNoncurrent_9D63A1C1F4ECB94477D087F238CD8348" xlink:type="arc" />
    <link:label id="lab_us-gaap_Assets_D3F2D3AB04C691441E7B87F238CD6329_totalLabel_en-US" xlink:label="lab_us-gaap_Assets_D3F2D3AB04C691441E7B87F238CD6329" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total assets</link:label>
    <link:label id="lab_us-gaap_Assets_D3F2D3AB04C691441E7B87F238CD6329_label_en-US" xlink:label="lab_us-gaap_Assets_D3F2D3AB04C691441E7B87F238CD6329" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_Assets" xlink:label="loc_us-gaap_Assets_D3F2D3AB04C691441E7B87F238CD6329" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Assets_D3F2D3AB04C691441E7B87F238CD6329" xlink:to="lab_us-gaap_Assets_D3F2D3AB04C691441E7B87F238CD6329" xlink:type="arc" />
    <link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_C7D7631E5EB350FC1F9687F238CED22A_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_C7D7631E5EB350FC1F9687F238CED22A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">LIABILITIES AND SHAREHOLDERS' EQUITY</link:label>
    <link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_C7D7631E5EB350FC1F9687F238CED22A_label_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_C7D7631E5EB350FC1F9687F238CED22A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liabilities and Equity [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_C7D7631E5EB350FC1F9687F238CED22A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_C7D7631E5EB350FC1F9687F238CED22A" xlink:to="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_C7D7631E5EB350FC1F9687F238CED22A" xlink:type="arc" />
    <link:label id="lab_us-gaap_LiabilitiesCurrentAbstract_AAFFB006E6F8A1A8A61587F238CE333E_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrentAbstract_AAFFB006E6F8A1A8A61587F238CE333E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Current liabilities:</link:label>
    <link:label id="lab_us-gaap_LiabilitiesCurrentAbstract_AAFFB006E6F8A1A8A61587F238CE333E_label_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrentAbstract_AAFFB006E6F8A1A8A61587F238CE333E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liabilities, Current [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LiabilitiesCurrentAbstract" xlink:label="loc_us-gaap_LiabilitiesCurrentAbstract_AAFFB006E6F8A1A8A61587F238CE333E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_AAFFB006E6F8A1A8A61587F238CE333E" xlink:to="lab_us-gaap_LiabilitiesCurrentAbstract_AAFFB006E6F8A1A8A61587F238CE333E" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccountsPayableCurrent_CA097F96C402B389959D87F238CEFEF4_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsPayableCurrent_CA097F96C402B389959D87F238CEFEF4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accounts payable</link:label>
    <link:label id="lab_us-gaap_AccountsPayableCurrent_CA097F96C402B389959D87F238CEFEF4_label_en-US" xlink:label="lab_us-gaap_AccountsPayableCurrent_CA097F96C402B389959D87F238CEFEF4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accounts Payable, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccountsPayableCurrent" xlink:label="loc_us-gaap_AccountsPayableCurrent_CA097F96C402B389959D87F238CEFEF4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountsPayableCurrent_CA097F96C402B389959D87F238CEFEF4" xlink:to="lab_us-gaap_AccountsPayableCurrent_CA097F96C402B389959D87F238CEFEF4" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccruedLiabilitiesCurrent_FCC42EF3670366672ED287F238CED189_terseLabel_en-US" xlink:label="lab_us-gaap_AccruedLiabilitiesCurrent_FCC42EF3670366672ED287F238CED189" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accrued liabilities</link:label>
    <link:label id="lab_us-gaap_AccruedLiabilitiesCurrent_FCC42EF3670366672ED287F238CED189_label_en-US" xlink:label="lab_us-gaap_AccruedLiabilitiesCurrent_FCC42EF3670366672ED287F238CED189" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accrued Liabilities, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccruedLiabilitiesCurrent" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_FCC42EF3670366672ED287F238CED189" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_FCC42EF3670366672ED287F238CED189" xlink:to="lab_us-gaap_AccruedLiabilitiesCurrent_FCC42EF3670366672ED287F238CED189" xlink:type="arc" />
    <link:label id="lab_us-gaap_DeferredRevenueCurrent_2A0CF956A30FE0677F0B87F238CE796E_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredRevenueCurrent_2A0CF956A30FE0677F0B87F238CE796E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Deferred product revenue</link:label>
    <link:label id="lab_us-gaap_DeferredRevenueCurrent_2A0CF956A30FE0677F0B87F238CE796E_label_en-US" xlink:label="lab_us-gaap_DeferredRevenueCurrent_2A0CF956A30FE0677F0B87F238CE796E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Revenue, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DeferredRevenueCurrent" xlink:label="loc_us-gaap_DeferredRevenueCurrent_2A0CF956A30FE0677F0B87F238CE796E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredRevenueCurrent_2A0CF956A30FE0677F0B87F238CE796E" xlink:to="lab_us-gaap_DeferredRevenueCurrent_2A0CF956A30FE0677F0B87F238CE796E" xlink:type="arc" />
    <link:label id="lab_us-gaap_LiabilitiesCurrent_3BA09399C91288C99B7287F238CEE975_totalLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrent_3BA09399C91288C99B7287F238CEE975" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total current liabilities</link:label>
    <link:label id="lab_us-gaap_LiabilitiesCurrent_3BA09399C91288C99B7287F238CEE975_label_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrent_3BA09399C91288C99B7287F238CEE975" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liabilities, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="loc_us-gaap_LiabilitiesCurrent_3BA09399C91288C99B7287F238CEE975" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesCurrent_3BA09399C91288C99B7287F238CEE975" xlink:to="lab_us-gaap_LiabilitiesCurrent_3BA09399C91288C99B7287F238CEE975" xlink:type="arc" />
    <link:label id="lab_us-gaap_DeferredRentCreditNoncurrent_327F89B57C7784F1020C87F238CE3944_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredRentCreditNoncurrent_327F89B57C7784F1020C87F238CE3944" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Deferred rent</link:label>
    <link:label id="lab_us-gaap_DeferredRentCreditNoncurrent_327F89B57C7784F1020C87F238CE3944_label_en-US" xlink:label="lab_us-gaap_DeferredRentCreditNoncurrent_327F89B57C7784F1020C87F238CE3944" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Rent Credit, Noncurrent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DeferredRentCreditNoncurrent" xlink:label="loc_us-gaap_DeferredRentCreditNoncurrent_327F89B57C7784F1020C87F238CE3944" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredRentCreditNoncurrent_327F89B57C7784F1020C87F238CE3944" xlink:to="lab_us-gaap_DeferredRentCreditNoncurrent_327F89B57C7784F1020C87F238CE3944" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherLiabilitiesNoncurrent_C37767246DCED602440A87F238CE1660_terseLabel_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesNoncurrent_C37767246DCED602440A87F238CE1660" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other long-term liabilities</link:label>
    <link:label id="lab_us-gaap_OtherLiabilitiesNoncurrent_C37767246DCED602440A87F238CE1660_label_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesNoncurrent_C37767246DCED602440A87F238CE1660" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Liabilities, Noncurrent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_C37767246DCED602440A87F238CE1660" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherLiabilitiesNoncurrent_C37767246DCED602440A87F238CE1660" xlink:to="lab_us-gaap_OtherLiabilitiesNoncurrent_C37767246DCED602440A87F238CE1660" xlink:type="arc" />
    <link:label id="lab_us-gaap_Liabilities_4E3B4E03040975A481DC87F238CE6B99_totalLabel_en-US" xlink:label="lab_us-gaap_Liabilities_4E3B4E03040975A481DC87F238CE6B99" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total liabilities</link:label>
    <link:label id="lab_us-gaap_Liabilities_4E3B4E03040975A481DC87F238CE6B99_label_en-US" xlink:label="lab_us-gaap_Liabilities_4E3B4E03040975A481DC87F238CE6B99" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liabilities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_Liabilities" xlink:label="loc_us-gaap_Liabilities_4E3B4E03040975A481DC87F238CE6B99" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Liabilities_4E3B4E03040975A481DC87F238CE6B99" xlink:to="lab_us-gaap_Liabilities_4E3B4E03040975A481DC87F238CE6B99" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract_2886ED20C1664255351187F238CE5924_terseLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract_2886ED20C1664255351187F238CE5924" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Shareholders' equity:</link:label>
    <link:label id="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract_2886ED20C1664255351187F238CE5924_label_en-US" xlink:label="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract_2886ED20C1664255351187F238CE5924" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract_2886ED20C1664255351187F238CE5924" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract_2886ED20C1664255351187F238CE5924" xlink:to="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract_2886ED20C1664255351187F238CE5924" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommonStockValue_97A8B3ABCC5ABFC923C987F238CEB16E_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockValue_97A8B3ABCC5ABFC923C987F238CEB16E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Common stock, par value $0.001, 50,000,000 shares authorized, 9,219,978 and 9,183,957 shares issued and outstanding</link:label>
    <link:label id="lab_us-gaap_CommonStockValue_97A8B3ABCC5ABFC923C987F238CEB16E_label_en-US" xlink:label="lab_us-gaap_CommonStockValue_97A8B3ABCC5ABFC923C987F238CEB16E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Common Stock, Value, Issued</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommonStockValue" xlink:label="loc_us-gaap_CommonStockValue_97A8B3ABCC5ABFC923C987F238CEB16E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockValue_97A8B3ABCC5ABFC923C987F238CEB16E" xlink:to="lab_us-gaap_CommonStockValue_97A8B3ABCC5ABFC923C987F238CEB16E" xlink:type="arc" />
    <link:label id="lab_us-gaap_AdditionalPaidInCapitalCommonStock_93B7BDFC0FA63E8022B887F238CE8C72_terseLabel_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapitalCommonStock_93B7BDFC0FA63E8022B887F238CE8C72" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Additional paid-in capital</link:label>
    <link:label id="lab_us-gaap_AdditionalPaidInCapitalCommonStock_93B7BDFC0FA63E8022B887F238CE8C72_label_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapitalCommonStock_93B7BDFC0FA63E8022B887F238CE8C72" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Additional Paid in Capital, Common Stock</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AdditionalPaidInCapitalCommonStock" xlink:label="loc_us-gaap_AdditionalPaidInCapitalCommonStock_93B7BDFC0FA63E8022B887F238CE8C72" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdditionalPaidInCapitalCommonStock_93B7BDFC0FA63E8022B887F238CE8C72" xlink:to="lab_us-gaap_AdditionalPaidInCapitalCommonStock_93B7BDFC0FA63E8022B887F238CE8C72" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_46902A5CFE6A0D2800A387F238CFC4E0_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_46902A5CFE6A0D2800A387F238CFC4E0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accumulated other comprehensive (loss)</link:label>
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_46902A5CFE6A0D2800A387F238CFC4E0_label_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_46902A5CFE6A0D2800A387F238CFC4E0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss), Net of Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_46902A5CFE6A0D2800A387F238CFC4E0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_46902A5CFE6A0D2800A387F238CFC4E0" xlink:to="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_46902A5CFE6A0D2800A387F238CFC4E0" xlink:type="arc" />
    <link:label id="lab_us-gaap_RetainedEarningsAccumulatedDeficit_05396C9A0E3B515F90B387F238CF3FB3_terseLabel_en-US" xlink:label="lab_us-gaap_RetainedEarningsAccumulatedDeficit_05396C9A0E3B515F90B387F238CF3FB3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Retained earnings</link:label>
    <link:label id="lab_us-gaap_RetainedEarningsAccumulatedDeficit_05396C9A0E3B515F90B387F238CF3FB3_label_en-US" xlink:label="lab_us-gaap_RetainedEarningsAccumulatedDeficit_05396C9A0E3B515F90B387F238CF3FB3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Retained Earnings (Accumulated Deficit)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_05396C9A0E3B515F90B387F238CF3FB3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RetainedEarningsAccumulatedDeficit_05396C9A0E3B515F90B387F238CF3FB3" xlink:to="lab_us-gaap_RetainedEarningsAccumulatedDeficit_05396C9A0E3B515F90B387F238CF3FB3" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_66DF8BFF30257624A5E987F238CFBBC4_totalLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_66DF8BFF30257624A5E987F238CFBBC4" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total shareholders' equity</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_66DF8BFF30257624A5E987F238CFBBC4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_66DF8BFF30257624A5E987F238CFBBC4" xlink:to="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_66DF8BFF30257624A5E987F238CFBBC4" xlink:type="arc" />
    <link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquity_0F1FFE2B35660ACEDAC787F238CFCB21_totalLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquity_0F1FFE2B35660ACEDAC787F238CFCB21" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total liabilities and shareholders' equity</link:label>
    <link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquity_0F1FFE2B35660ACEDAC787F238CFCB21_label_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquity_0F1FFE2B35660ACEDAC787F238CFCB21" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liabilities and Equity</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_0F1FFE2B35660ACEDAC787F238CFCB21" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_0F1FFE2B35660ACEDAC787F238CFCB21" xlink:to="lab_us-gaap_LiabilitiesAndStockholdersEquity_0F1FFE2B35660ACEDAC787F238CFCB21" xlink:type="arc" />
  </link:labelLink>
</link:linkbase>
