Non-Rule 10b5-1 Arrangement Adopted [Flag] Trading Arrangement Adoption Date Rule 10b5-1 Arrangement Terminated [Flag] Non-Rule 10b5-1 Arrangement Terminated [Flag] Trading Arrangement Termination Date Trading Arrangement Duration Trading Arrangement, Securities Aggregate Available Amount Trading Arrangements, by Individual [Table] Stock Issued During Period, Value, Conversion of Convertible Securities Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Other Comprehensive Income (Loss), Securities, Available-for-sale, Adjustment, after Tax Trading Arrangement [Axis] All Trading Arrangements [Member] Individual [Axis] All Individuals [Member] Material Terms of Trading Arrangement [Text Block] Trading Arrangement, Individual Name Trading Arrangement, Individual Title Rule 10b5-1 Arrangement Adopted [Flag] Stock Issued During Period, Value, Conversion of Convertible Securities, Net of Adjustments Loss before income taxes Lessee, Lease, Description [Line Items] Leases Estimated fair value Purchase commitment, amount Dividend payment Insider Trading Arrangements [Line Items] Payment of dividends Tabular disclosure of maturities of available-for-sale securities. Schedule of maturities of marketable securities classified as available-for-sale securities Commitments Disclosure [Text Block] Debt Instrument Deferred Period For Periodic Payments Of Principal And Interest Marketable Securities Available For Sale Unrealized Loss Position Fair Value Long-term Purchase Commitment, Amount Cover [Abstract] Debt Instrument, deferred period for periodic payments of principal and interest Total Net Income (Loss) Available to Common Stockholders, Basic [Abstract] Commitments Dividends declared Commitments Numerator: Notes Payable, Other Payables [Member] Weighted Average Number of Shares Outstanding, Diluted [Abstract] Gross unrealized holding losses Estimated fair value Uncertain tax positions The amount of amortized cost of marketable securities classified as available-for-sale securities. Denominator: Unrecognized Tax Benefits Available For Sale Marketable Securities Accumulated Gross Unrealized Loss Gross unrealized holding gains Marketable Securities. Gross unrealized holding losses Disclosure of accounting policy pertaining to other new accounting pronouncements that will not have a impact the entity's financial reporting. Recent accounting pronouncements: Other Recent Accounting Pronouncements That Will Not Have Material Impact On Financial Reporting, Policy [Policy Text Block] Issue of common stock and warrants Proceeds from sale of shares Proceeds from sale of capitalized assets The amount of cash inflow from the sale of capitalized assets recognized in investing activities. Proceeds from Sale of Capitalized Assets, Investing Activities Gain (Loss) on Disposition of Capitalized Assets The amount of gain (loss) on sale or disposal of capitalized assets. Gain on sale of capitalized assets Number of Operating Segments Operating Segment Segment Reporting Disclosure [Text Block] Operating Segment Sale of Stock, Price Per Share Sale of Stock, Number of Shares Issued in Transaction Proceeds from Issuance of Private Placement Provision for doubtful accounts, net Schedule of share-based compensation expense Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Outstanding, Weighted Average Remaining Contractual Terms Unrecognized compensation cost related to non-vested stock options, net of forfeitures Unrecognized compensation cost related to non-vested stock options, net of forfeitures Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract] Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding [Roll Forward] Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract] Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Exercised, Forfeitures and Expirations, Weighted Average Exercise Price [Abstract] Less: Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Exercised, Forfeitures and Expirations [Abstract] Less: Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Schedule of valuation assumptions for applying the Black-Scholes methodology to the options granted under share-based payments Tabular disclosure of fair value of investment in marketable security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position, without allowance for credit loss. Includes beneficial interest in securitized financial asset. Schedule of available-for-sale marketable securities with continuous gross unrealized loss position Schedule of available-for-sale marketable securities with continuous gross unrealized loss position Disclosure of information about business description, basis of presentation and significant accounting policies. Business Description, Basis of Presentation and Significant Accounting Policies [Table] Weighted average options and warrants outstanding Incremental Common Shares Attributable To Dilutive Effect of Weighted Average Options Warrants and Convertible Portion of Senior Convertible Notes Outstanding Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of weighted average options, warrants and convertible portion of senior convertible notes outstanding. Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value Options outstanding at beginning of year Options outstanding at end of year Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period Share-based Compensation Arrangement by Share-based Payment Award, Options, Expirations in Period Share-based Payment Arrangement, Expensed and Capitalized, Amount [Table] Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price Foreign currency translation adjustment Options exercisable at end of year (in shares) Proceeds, Issuance of Shares, Share-based Payment Arrangement, Including Option Exercised Schedule of intangible assets and estimated useful lives Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after One Through Five Years, Amortized Cost Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after One Through Five Years, Fair Value Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after Five Through Ten Years, Amortized Cost Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after Five Through Ten Years, Fair Value Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Net increase (decrease) in cash and cash equivalents hare-based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount Total compensation cost related to stock options not yet recognized Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Amount of a favorable spread to a warrant holder between the amount of warrant being converted and the value of the securities received upon conversion. Tabular disclosure of the net loss incurred on valuation of inventory at lower of cost or market value and write-off of obsolete inventory. Schedule of net loss incurred on valuation of inventory at lower of cost or market value and write-off of obsolete inventory Schedule of Net Loss Incurred on Valuation of Inventory at Lower of Cost or Market Value and Write Off of Obsolete Inventory [Table Text Block] Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block] Tabular disclosure of the significant assumptions used during the year to estimate the fair value of warrants using black-scholes method. Schedule of amortized cost, gross unrealized holding gains, gross unrealized holding losses, and fair value for available-for-sale securities by major security type and class of security Business Description, Basis of Presentation and Significant Accounting Policies Share-based Compensation Arrangements by Share-based Payment Award, Options, Expirations in Period, Weighted Average Exercise Price Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price Options exercisable at end of year Canceled or expired Forfeited prior to vesting Exercised Options outstanding at beginning of year Options outstanding at end of year ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Compensation cost related to stock options expected to be recognized (in years) Share-based Compensation Arrangement by Share-based Payment Award Number of Shares Authorized and Unissued Number of authorized unissued options Represents the number of shares authorized but not issued. Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of merchandise or goods held by the company that are classified as noncurrent. Amount of increase (decrease) in the amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities. Finite-Lived and Indefinite-Lived Intangible Assets Acquired as Part of Business Combination [Table Text Block] Change in foreign currency translation adjustment Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Text Block] Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent Other Comprehensive Income (Loss), Securities, Available-for-Sale, Unrealized Holding Gain (Loss) Arising During Period, after Tax Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Adjustments to reconcile net loss to net cash provided by (used in) operating activities: Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements of paycheck protection program loan liabilities. Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Schedule Of Supplemental Cash Flow and Balance Sheet Information Related to Leases Table [Text Block] Schedule of Supplemental cash flow and balance sheet information related to leases Tabular disclosure of supplemental cash flow and balance sheet information related to leases. The deferred period for periodic payments of principal and interest of debt Instrument repayment. Marketable Securities Available For Sale Continuous Unrealized Loss Position Less Than 12 Months Fair Value Estimated fair value, less than 12 months The amount of investment in marketable security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for less than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset. Marketable Securities Available For Sale Continuous Unrealized Loss Position Less Than 12 Months Accumulated Loss Gross unrealized holding losses, less than 12 months The amount of accumulated unrealized loss on investment in marketable security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for less than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset. Marketable Securities Available For Sale Continuous Unrealized Loss Position 12 Months Or Longer Fair Value Estimated fair value, more than 12 months The amount of investment in marketable security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for more than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset. Marketable Securities Available For Sale Continuous Unrealized Loss Position 12 Months Or Longer Accumulated Loss Gross unrealized holding losses, more than 12 months The amount of accumulated unrealized loss on investment in marketable security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for 12 months or longer, without allowance for credit loss. Includes beneficial interest in securitized financial asset. The amount of investment in marketable security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position, without allowance for credit loss. Includes beneficial interest in securitized financial asset. The amount of accumulated unrealized loss on investment in marketable security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position, without allowance for credit loss. Includes beneficial interest in securitized financial asset. Marketable Securities Available For Sale Unrealized Loss Position Accumulated Loss The amount of accumulated gross unrealized gain on investment in marketable securities classified as available-for-sale securities. The amount of accumulated gross unrealized loss on investment in marketable securities classified as available-for-sale securities. Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Effect of exchange rate changes on cash and cash equivalents Unrecognized compensation cost related to non-vested stock options, net of forfeitures, weighted average period The per share value of minimum bid price requirement for compliance with the minimum bid price requirement for continued listing on the Nasdaq Capital Market, as set forth in Nasdaq Marketplace Rule 5550(a)(2) (the “Minimum Bid Price Requirement”). Threshold period of specified consecutive trading days for compliance with the minimum bid price requirement for continued listing on the Nasdaq Capital Market, as set forth in Nasdaq Marketplace Rule 5550(a)(2) (the “Minimum Bid Price Requirement”). The grant period for compliance with the minimum bid price requirement for continued listing on the Nasdaq Capital Market, as set forth in Nasdaq Marketplace Rule 5550(a)(2) (the “Minimum Bid Price Requirement”). Share based compensation arrangement by share based payment award expiration period Schedule of share-based compensation expense Expected dividend yield Expected dividend yield Expected price volatility, average Expected option life, average Risk free interest rate, average Number of shares available for grant Number of shares available for grant Options exercisable at end of year Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] Total intrinsic value of options outstanding Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Marketable Securities Schedule of estimated future amortization expense of intangible assets Schedule of fair value of the financial instruments Incremental Common Shares Attributable to Dilutive Effect of Equity Unit Purchase Agreements Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, within One Year, Amortized Cost Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, within One Year, Fair Value Due after one year through five years, amortized cost Due after five years, amortized cost Due after five years, estimated fair value Fair Value Measurement Inputs and Valuation Techniques [Table] Fair Value Measurement Inputs and Valuation Techniques [Line Items] Warrants, Valuation assumptions, Black-Scholes method Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized APIC, Share-based Payment Arrangement, Increase for Cost Recognition Due after one year through five years, estimated fair value Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Net proceeds from equity-based compensation programs Granted Unrealized gain on available-for-sale securities, net of tax Share-based compensation expense Dilutive common stock equivalents using treasury stock method (in shares) Gain on sale of marketable securities Unrealized Gain (Loss) on Investments Dividends payable, record date US Treasury securities [Member] US Treasury Securities [Member] Certificates of Deposit [Member] Dividends Payable, Date of Record Dividends payable, date to be paid Share-based Compensation The member stand for information pretending to equity incentive plan 2007 (the “2007 Plan”). Mutual Fund [Member] Equity Incentive Plan 2007 [Member] Marketable Securities Mutual Funds [Member] Dividends accrued Operating lease liabilities Increase (Decrease) in Operating Lease Liability Dividends payable, declared date Dividends Payable, Date Declared Common Stock [Member] Dividends payable, Nature Dividends Payable, Nature Certificates of Deposit [Member] Dividends Number of time of special dividend The number of time of special dividend to be paid was declared by the reporting entity. Dividends Payable, Amount Per Share Number of Time of Special Dividend Dividends Payable, Date to be Paid Dividends payable amount per share Available For Sale Marketable Securities Amortized Cost Finite-Lived Intangible Asset, Expected Amortization, Year One Repayments of Short-Term Debt 2026 Amortized cost Amortization of right-of-use assets Operating Lease, Right-of-Use Asset, Amortization Expense Repayments of short-term debt Shareholders' equity: Stockholders' Equity Attributable to Parent [Abstract] Equity Incentive Plan 2007 (the “2007 Plan”) [Member] Equity Incentive Plan 2007 Two [Member] Stock options, expiration period (years) Minimum Bid Price Requirement Per Share Minimum Bid Price Requirement, per share Minimum Bid Price Requirement, Threshold Consecutive Trading Days Minimum Bid Price Requirement, Threshold Consecutive Trading Days Allocated Share Based Compensation Expense Minimum Bid Price Requirement, grant period Minimum Bid Price Requirement, grant period Share Price Closing price per share 2026 Operating lease liabilities: Operating Lease, Liability [Abstract] 2023 (Remainder) Long-Term Debt, Maturity, Remainder of Fiscal Year Interest rate of the loan obtained Beneficial ownership percentage of common stock Debt Instrument, Face Amount Edward D. Bagley Short-Term Notes [Member] Bridge Loan Equity Method Investment, Ownership Percentage Principal amount of loan obtained Majority Shareholder [Member] Notes Payable Bridge Loan [Member] Entity Address, State or Province Canceled or expired Forfeited prior to vesting Document Transition Report Document Quarterly Report Local Phone Number City Area Code Entity Tax Identification Number Entity Address, Postal Zip Code Entity Address, City or Town Entity Address, Address Line One Entity Incorporation, State or Country Code Entity File Number Long-term: Current: Inventory, Noncurrent [Abstract] Inventory, Net [Abstract] Unrealized loss on available-for-sale securities, net of tax Anti-dilutive options and warrants not included in the computation Income tax receivable Income Taxes Receivable, Current Issuance of common stock, net Schedule of paycheck protection program loan liabilities Schedule of Paycheck Protection Program Loan Liabilities [Table Text Block] Diluted weighted average shares outstanding (in shares) Net cash used in operating activities Issuance of common stock and warrants Proceeds from Issuance of Common Stock Short-term Debt Short-term debt Loans Payable [Member] Debt Instrument [Axis] Debt Instrument, Name [Domain] Subsequent Event [Line Items] Proceeds of the Loan Interest rate of the loan Paycheck Protection Program Loan Subsequent events Subsequent Event Amortization of Debt Issuance Costs and Discounts Amortization of debt discount and issuance costs Long-term Debt, Fiscal Year Maturity [Abstract] 2023 Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months 2024 2025 Senior Convertible Notes, Principal Amount Maturing Entity Interactive Data Current Amount of warrants, including conversion feature of warrants. Warrants Carrying Amount Warrants and Rights Outstanding Percentage Interest rate assumption used in valuing an instrument. Long-term Debt, Maturities, Repayments of Principal in Year Two Long-term Debt, Maturities, Repayments of Principal in Year Three Principal Warrants Subsequent Event [Table] Warrants [Abstract] Warrant Instrument Convertible Beneficial Conversion Feature Conversion feature Net carrying amount Liability component: Long-term Debt, Gross Long-term Debt Warrants and Rights Outstanding Subsequent Event Type [Axis] Warrants, assumptions rate Share-based compensation expense Interest Expense Interest income (expense) Subsequent events Subsequent Events [Text Block] Subsequent events Long-term portion of liability component included under long-term debt Convertible Notes Payable, Noncurrent Security Exchange Name Cash paid for interest Subsequent Event Type [Domain] Subsequent Event [Member] Interest Paid, Excluding Capitalized Interest, Operating Activities Net proceeds from Paycheck Protection Program loan Net proceeds from Paycheck-Protection Program loan Debt Instrument, Term Loan term Long-Lived Tangible Asset [Axis] Long-Lived Tangible Asset [Domain] Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net Net carrying amount Equity component: Proceeds from Issuance of Unsecured Debt Debt Instrument, Interest Rate, Stated Percentage Long-term Debt, Unclassified [Abstract] Total principal amount Less: debt discount and issuance costs, net of amortization Expected life of Warrants (years) Lessee, Operating Lease, Liability, Payments, Remainder of Fiscal Year Change of inventory to net realizable value Convertible Notes Payable, Current Industrial Property [Member] Leases Income Taxes Entity Registrant Name Entity Central Index Key Trading Symbol Current Fiscal Year End Date Entity Filer Category Entity Current Reporting Status Entity Emerging Growth Company Entity Small Business Entity Common Stock, Shares Outstanding (in shares) Entity Shell Company Document Type Document Period End Date Document Fiscal Year Focus Document Fiscal Period Focus Amendment Flag Title of 12(b) Security Statement of Financial Position [Abstract] Statement [Table] Statement [Line Items] Current assets: Income Taxes Paid, Net Receivables, net of allowance of $411 and $405 Inventory, Net Inventories, net Prepaid expenses and other assets Total current assets Assets, Current Total long-term inventory Long-term inventories, net Property and equipment, net Operating lease - right of use assets, net Operating lease right-of-use assets Intangibles, net Other assets Total assets Assets Current liabilities: Accounts payable Accrued liabilities Contract with Customer, Liability, Current Deferred product revenue Total current liabilities Liabilities, Current Operating lease liabilities, net of current portion Operating lease liability, net of current Other long-term liabilities Total liabilities Liabilities Common Stock, Value, Issued Common stock, par value $0.001, 50,000,000 shares authorized, 25,992,995 and 23,992,995 shares issued and outstanding, respectively Additional paid-in capital Accumulated other comprehensive loss Accumulated deficit Balance, end of period Balance, beginning of period Total shareholders' equity Stockholders' Equity Attributable to Parent Total liabilities and shareholders' equity Liabilities and Equity Allowance for doubtful accounts Common Stock, Par or Stated Value Per Share Common stock, shares authorized (in shares) Common stock, shares issued (in shares) Common stock, shares outstanding (in shares) Income Statement [Abstract] Revenue Revenue from Contract with Customer, Including Assessed Tax Cost of goods sold Gross profit Gross Profit Operating expenses: Sales and marketing Research and product development General and administrative Total operating expenses Operating Expenses Operating loss Operating Income (Loss) Other income, net Provision (benefit) for income taxes Net loss Net loss Net loss Basic weighted average shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Diluted Basic loss per share (in dollars per share) Basic loss per common share (in dollars per share) Diluted loss per share (in dollars per share) Diluted loss per common share (in dollars per share) Comprehensive loss: Comprehensive loss Comprehensive Income (Loss), Net of Tax, Attributable to Parent Statement of Cash Flows [Abstract] Cash flows from operating activities: Cash and cash equivalents at the end of the period Cash and cash equivalents at the beginning of the period Share-based Payment Arrangement, Noncash Expense Recoveries of doubtful accounts, net Inventory Write-down Changes in operating assets and liabilities: Receivables Increase (Decrease) in Receivables Inventories Increase (Decrease) in Inventories Prepaid expenses and other assets Increase (Decrease) in Prepaid Expense and Other Assets Increase (Decrease) in Accounts Payable Accounts payable Accrued liabilities Increase (Decrease) in Accrued Liabilities Increase (Decrease) in Income Taxes Payable, Net of Income Taxes Receivable Deferred product revenue Increase (Decrease) in Deferred Revenue Net Cash Provided By Used In Operating Activities Net cash provided by operating activities Net cash provided by (used in) operating activities Cash flows from investing activities: Purchase of property and equipment Payments to Acquire Property, Plant, and Equipment Proceeds from maturities and sales of marketable securities Purchases of marketable securities Payments to Acquire Marketable Securities Net cash provided by (used in) investing activities Net Cash Provided by (Used in) Investing Activities Cash flows from financing activities: Payments of cash dividends Payments of Dividends Net cash provided by financing activities Net Cash Provided by (Used in) Financing Activities Cash paid for income taxes Revenue from Contract with Customer [Text Block] Loss Per Share Inventory Disclosure [Text Block] Lessee, Operating Leases [Text Block] Stockholders' Equity Note Disclosure [Text Block] Plan Name [Axis] Plan Name [Domain] Equity Incentive Plan 2007 [Member] The equity incentive plan approved by the company in 2007. Fair Value Disclosures [Text Block] Income Tax Disclosure [Text Block] Basis of Presentation: Significant Accounting Policies: Going Concern: Liquidity, Policy [Policy Text Block] Schedule disaggregates the Company’s revenue into primary product groups and major regions Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Schedule of Available-for-sale Securities Reconciliation [Table Text Block] Finite-lived Intangible Assets Amortization Expense [Table Text Block] Tabular disclosure of inventories. Schedule of Inventory Current and Noncurrent [Table Text Block] Lease, Cost [Table Text Block] Lessee, Operating Lease, Liability, Maturity [Table Text Block] Schedule of Stockholders Equity [Table Text Block] Share-based Payment Arrangement, Option, Activity [Table Text Block] Schedule of stock option activity us-gaap_OperatingLeaseLiability Total Total operating lease liabilities Working Capital Deficit Working capital Amount of a company's current assets minus the amount of its current liabilities. decrease of cash used in operating activities Increase Decrease In Net Cash Provided By Used In Operating Activities Litigation Settlement, Expense us-gaap_LitigationSettlementExpense Product and Service [Axis] Product and Service [Domain] Represents information pertaining to Audio Conferencing. Audio Conferencing [Member] Represents information pertaining to Microphones. Microphones [Member] Information related to video products. Video Products [Member] Geographical [Axis] Geographical [Domain] Americas [Member] Information related to the regions of Asia, the Middle East and Australia. Asia, Middle East India and Australia [Member] Information related to the regions of Europe and Africa. 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Patents and Technological Know-how [Member] Proprietary software [Member] Proprietary Software [Member] Other [Member] Statistical Measurement [Axis] Statistical Measurement [Domain] Minimum [Member] Maximum [Member] Estimated useful lives (in years) Finite-Lived Intangible Asset, Useful Life Total intangible assets Finite-Lived Intangible Assets, Gross Accumulated amortization Finite-Lived Intangible Assets, Accumulated Amortization Total intangible assets, net Finite-Lived Intangible Assets, Net Amortization of Intangible Assets 2025 (Remainder) Finite-Lived Intangible Assets, Amortization Expense, Remainder of Fiscal Year Basis of Accounting, Policy [Policy Text Block] Finite-Lived Intangible Assets, Amortization Expense, Year Two 2027 Finite-Lived Intangible Assets, Amortization Expense, Year Three 2028 Finite-Lived Intangible Assets, Amortization Expense, Year Four 2029 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive Thereafter Inventory, Raw Materials, Net of Reserves Raw materials Inventory, Finished Goods, Net of Reserves Finished goods clro_InventoryNoncurrentRawMaterialsNetOfReserves Raw materials Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of unprocessed items that are classified as noncurrent. Schedule of changes in stockholders' equity clro_InventoryNoncurrentFinishedGoodsNetOfReserves Finished goods Area of real estate property Area of Real Estate Property Lessee, Operating Lease, Renewal Term Lessee, Operating Lease, Renewal Term Operating Lease, Expense Rent expense Operating cash flows from operating leases Operating leases Operating Lease, Liability, Current Current portion of operating lease liabilities, included in accrued liabilities Operating Lease, Weighted Average Remaining Lease Term Weighted average discount rate for operating leases 2027 Lessee, Operating Lease, Liability, Payments, Due Year Two Lessee, Operating Lease, Liability, Payments, Due Year Three 2028 Lessee, Operating Lease, Liability, Payments, Due Year Four 2029 Lessee, Operating Lease, Liability, Payments, Due after Year Five Thereafter Lessee, Operating Lease, Liability, Payments, Due Total lease payments Less: Imputed interest Lessee, Operating Lease, Liability, Undiscounted Excess Amount Equity Components [Axis] Equity Component [Domain] Common stock and additional paid-in capital [Member] Accumulated other comprehensive loss [Member] Accumulated deficit [Member] Proceeds from employee stock purchase plan Stock repurchased Stock Repurchased During Period, Value Dividends, Common Stock, Cash Cash dividends, per share (in dollars per share) Number of shares authorized Number of options, outstanding Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Exercised Income Statement Location [Axis] Income Statement Location [Domain] Cost of goods sold [Member] Sales and marketing [Member] Research and product development [Member] General and administrative [Member] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Domain] Level 1 [Member] Level 2 [Member] Level 3 [Member] Assets [Abstract] ASSETS Liabilities and Equity [Abstract] Granted LIABILITIES AND SHAREHOLDERS' EQUITY Fair Value Measurements Fair Value, Recurring and Nonrecurring [Table] Corporate debt securities [Member] US States and Political Subdivisions Debt Securities [Member] Fair Value, Inputs, Level 1 [Member] Fair Value, Inputs, Level 2 [Member] Fair Value, Inputs, Level 3 [Member] Depreciation, Depletion and Amortization, Nonproduction Proceeds from Sale and Maturity of Marketable Securities The following is a summary of supplemental cash flow activities: Depreciation and amortization expense Purchase of intangibles Supplemental Cash Flow Information [Abstract] Amount of amortization expense attributable to right-of-use asset from operating lease. Fair Value Measurements Cash and cash equivalents Cash and cash equivalents Accounts Receivable, after Allowance for Credit Loss, Current Total current inventory Prepaid Expense and Other Assets, Current Inventory, Noncurrent Property, Plant and Equipment, Net Operating lease right-of-use assets Intangible Assets, Net (Excluding Goodwill) Other Assets, Noncurrent Liabilities, Current [Abstract] Accounts Payable, Current Accrued Liabilities, Current Operating Lease, Liability, Noncurrent Other Liabilities, Noncurrent Additional Paid in Capital, Common Stock Accumulated Other Comprehensive Income (Loss), Net of Tax Retained Earnings (Accumulated Deficit) Stock-based Compensation Share-based Compensation Accounts Receivable, Allowance for Credit Loss, Current Cost of Sales [Member] Selling and Marketing Expense [Member] Common stock, par value (in dollars per share) Research and Development Expense [Member] Common Stock, Shares Authorized General and Administrative Expense [Member] Common Stock, Shares, Issued Common Stock, Shares, Outstanding Shareholders' Equity Cost of Goods and Services Sold Operating Expenses [Abstract] Selling and Marketing Expense Research and Development Expense General and Administrative Expense Other Nonoperating Income (Expense) Income Tax Expense (Benefit) Common Stock Including Additional Paid in Capital [Member] AOCI Attributable to Parent [Member] Net Income (Loss) Attributable to Parent Retained Earnings [Member] Weighted Average Number of Shares Outstanding, Basic Diluted weighted average shares outstanding (in shares) Earnings Per Share, Basic Shareholders' Equity Earnings Per Share, Diluted Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract] Leases Net Cash Provided by (Used in) Operating Activities [Abstract] Share-based compensation expense Accounts Receivable, Credit Loss Expense (Reversal) Net loss incurred on valuation of inventory at lower of cost or net realizable value and write-off of obsolete inventory Increase (Decrease) in Operating Capital [Abstract] Income taxes receivable Net Cash Provided by (Used in) Investing Activities [Abstract] Payments to Acquire Intangible Assets Net Cash Provided by (Used in) Financing Activities [Abstract] Facility to support, research and development activity [Member] Facility to support, principal administrative, sales, marketing, customer support, and research and product development activity [Member] Warehouse to support, primary inventory fulfillment and repair center [Member] Business Description, Basis of Presentation and Significant Accounting Policies Gainesville, Florida [Member] Salt Lake City, Utah [Member] Austin, Texas [Member] Zaragoza, Spain [Member] Chennai, India [Member] Shenzhen, China [Member] Office Building [Member] Revenue Information Warehouse [Member] FLORIDA UTAH Revenue Information TEXAS SPAIN INDIA CHINA Loss Per Share Earnings Per Share [Text Block] Intangible Assets Goodwill and Intangible Assets Disclosure [Text Block] Intangible Assets Inventories Inventories Shareholders' Equity Fair Value Measurements Facility to support manufacturing [Member] Manufacturing Facility [Member] Share-based Compensation Share-based Payment Arrangement [Text Block] Income Taxes New Accounting Pronouncements, Policy [Policy Text Block] Disclosure of accounting policy for liquidity. Disaggregation of Revenue [Table Text Block] Schedule of the computation of basic and diluted earnings (loss) per common share Schedule of Finite-Lived Intangible Assets [Table] Finite-Lived Intangible Assets [Line Items] Trade Names [Member] Patents and technological know-how [Member] Represents information pertaining to Proprietary Software. Schedule of amortization of intangible assets Other Intangible Assets [Member] Minimum [Member] Maximum [Member] Schedule of Inventories, net of reserves Amortization of intangible assets Schedule of maturities of operating lease liabilities Operating Lease, Payments Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Weighted average remaining lease term for operating leases (in years) Operating Lease, Weighted Average Discount Rate, Percent Schedule of maturities of marketable securities classified as available-for-sale securities Lessee, Operating Lease, Liability, Payments, Due Next Twelve Months 2025 (Remainder) Cash paid for amounts included in the measurement of lease liabilities Lease, Cost [Abstract] Cash Flow, Operating Activities, Lessee [Abstract] Right-of-use assets obtained in exchange for lease obligations: Marketable Securities [Table] Marketable Securities [Line Items] Operating lease liability Schedule of Product Information [Table] Product Information [Line Items] Audio conferencing [Member] Microphones [Member] Video products [Member] North and South America [Member] Common Stock, Dividends, Per Share, Cash Paid Asia Pacific (includes Middle East, India and Australia) Europe and Africa [Member] Retained earnings [Member] Revenue [Line Items] Stock Issued During Period, Value, Employee Stock Purchase Plan Loss Contingencies [Line Items] Convertible Notes Payable Related Party Transaction, Rate Debt Instrument, Basis Spread on Variable Rate Class of Warrant or Right, Number of Securities Called by Each Warrant or Right Warrants to purchase of common stock, shares Issuance and sale of secured convertible notes Debt Instrument [Line Items] Beneficial Owner [Member] Related Party [Domain] Related Party [Axis] Common Stock Warrant [Member] Convertible Debt [Member] Convertibles and Bonds with Warrants Attached [Member] Long-term Debt, Type [Domain] Long-term Debt, Type [Axis] Schedule of Long-term Debt Instruments [Table] Schedule of maturities of principal amount contained in the Notes Schedule of carrying value of Notes and Warrants Schedule of Maturities of Long-term Debt [Table Text Block] Schedule of Warrants, Valuation assumptions, Black-Scholes method Convertible Debt [Table Text Block] Debt Schedule of Warrants, Valuation assumptions [Table Text Block] Long-term Debt [Text Block] Debt Cash dividends, $0.07 per share Debt Instrument, Description of Variable Rate Basis Debt Instrument, Convertible, Conversion Price Debt Instrument, Convertible, Threshold Percentage of Stock Price Trigger Senior Convertible Notes, Threshold percentage of stock price trigger Debt Instrument, Convertible, Threshold Consecutive Trading Days Warrants, Initial exercise price per share Payments of Debt Issuance Costs Proceeds from Convertible Debt Senior Convertible Notes and Warrants Senior Convertible Notes Warrants Common Stock [Member] Beneficial owner Greater of Senior Convertible Notes and Warrants Proceeds from Issuance of Long-term Debt Common stock, par value Beneficial owner of the Company’s issued and outstanding shares of Common Stock Interest accrual at a variable rate adjusted on a quarterly basis, percent Published in the Wall Street Journal (New York edition) as of the beginning of such calendar quarter Senior Convertible Notes, Initial conversion price per share Senior Convertible Notes, Threshold consecutive trading days Class of Warrant or Right, Exercise Price of Warrants or Rights Original issue discount and issuance costs Net proceeds after original issue discount and issuance costs Measurement Input Type [Axis] Measurement Input Type [Domain] Measurement Input, Risk Free Interest Rate [Member] Measurement Input, Expected Term [Member] Measurement Input, Price Volatility [Member] Measurement Input, Expected Dividend Rate [Member] Warrants and Rights Outstanding, Term Risk-free interest rate Expected life of Warrants Expected price volatility Expected dividend yield Secured convertible notes Convertible Notes Payable [Member] Loans Payable to Bank Current portion of the PPP Loan included under short-term debt Long-term portion of the PPP Loan included under long-term debt Liability component total Loans Payable to Bank, Current Loans Payable to Bank, Noncurrent Offering price (Per share) Proceeds from issuance of common stock, gross The cash inflow from the additional capital contribution to the entity before deduction of issuance costs. Gross Proceeds from Issuance of Common Stock AOCI Attributable to Parent, Net of Tax [Roll Forward] Short-term Debt, Type [Axis] Short-term Debt, Type [Domain] Extended Debt Instrument Maturity Date Extended debt instrument maturity date Extended date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format. Promissory note issuance date Debt Instrument, Maturity Date Principal amount of loan obtained Debt Instrument, Issuance Date Debt instrument maturity date Shares, Issued Shares Issued, Price Per Share Proceeds from issuance of common stock, net of issuance costs Number fo shares issued issued and sold in a registered direct offering Exercise price of warrants Expiry term of warrants Stock Issued During Period, Shares, Conversion of Convertible Securities Common stock shares issued for warrants exercisable Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Cash and cash equivalents at the beginning of the period Cash and cash equivalents at the end of the period Leases Schedule of rent expense Principal and interest payments to be received as forgiveness Debt Instrument, Decrease, Forgiveness Extinguishment of Debt, Amount Extinguishment of debt Gain on extinguishment of debt Gain (Loss) on Extinguishment of Debt Collaborative Arrangement and Arrangement Other than Collaborative [Axis] Collaborative Arrangement and Arrangement Other than Collaborative [Domain] Securities Purchase Agreement [Member] Securities Purchase Agreement This member stands for the information pertaining to securities purchase agreement. Sale of Stock [Axis] Sale of Stock [Domain] Private Placement [Member] Private Placement Common stock shares issued Purchase price (in dollars per share) Debt Instrument Amended Date Bridge loan amended date Date the debt instrument was amended, in YYYY-MM-DD format. Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Line Items] Schedule of Stock by Class [Table] Class of Stock [Line Items] Shareholders' Equity Shareholders' Equity Warrants and Rights Outstanding, Maturity Date Warrants and Rights Outstanding, Maturity Date Bridge loan issuance date Lessee, Lease, Description [Table] Available For Sale Marketable Securities Accumulated Gross Unrealized Gain