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Category Price per warrant for warrants issued for conversion of debt (in dollars per share) Debt Conversion, Converted Instrument, Warrants or Options Issued, Price Per Warrant Debt Conversion, Converted Instrument, Warrants or Options Issued, Price Per Warrant Operating leases Operating Lease, Weighted Average Remaining Lease Term Convertible preferred stock, shares outstanding (in shares) Preferred stock, beginning balance (in shares) Preferred stock, ending balance (in shares) Temporary Equity, Shares Outstanding Other noncurrent assets Other Assets, Noncurrent Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Expected dividends Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate Number of shares available for grant (in shares) Share-based Compensation Arrangement by Share-based Payment Award, 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Years Convertible preferred stock, dividend rate (in dollars per share) Preferred Stock, Dividend Rate, Per-Dollar-Amount Issuance of Series D convertible preferred shares upon exercise of warrants (in shares) Temporary Equity, Stock Issued During Period, Shares, Warrant Exercises Temporary Equity, Stock Issued During Period, Shares, Warrant Exercises Options canceled (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period Certificates of deposit Certificates of Deposit [Member] Transaction costs related to the reverse recapitalization not yet paid Transaction Costs Related To Reverse Recapitalization Not Yet Paid Transaction Costs Related To Reverse Recapitalization Not Yet Paid Deferred Bonus Deferred Bonus [Member] Document Fiscal Year Focus Document Fiscal Year Focus Subsequent Event Type [Domain] Subsequent Event Type [Domain] Organization, Consolidation and Presentation of Financial Statements [Abstract] 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Machinery Lease, liability Lease, Liability Lease, Liability Vesting Tranche One Share-based Payment Arrangement, Tranche One [Member] Scenario [Axis] Scenario [Axis] 2024 Operating Leases, Future Minimum Payments, Due in Four Years Options exercised (in dollars per share) Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Repurchase of convertible preferred shares Temporary Equity, Stock Repurchased During Period, Value Temporary Equity, Stock Repurchased During Period, Value Number of underlying shares contingently issuable (in shares) Weighted Average Number of Shares, Contingently Issuable Contingent Forward Contract Liability Contingent Forward Contract Liability [Member] Contingent Forward Contract Liability Additional paid-in capital Additional Paid in Capital Additional Purchasers Additional Purchasers [Member] Additional Purchasers Reverse recapitalizations, reduction to additional paid-in capital 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Policies [Abstract] Warrant volume-weighted average trading price (in dollars per share) Class of Warrant or Right, Volume-Weighted Average Trading Price of Warrants or Rights Class of Warrant or Right, Volume-Weighted Average Trading Price of Warrants or Rights Contractual obligation Contractual Obligation Options outstanding, weighted average remaining contractual term Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term Issuance of common stock upon the reverse recapitalization, net of issuance costs (in shares) Stock Issued During Period, Shares, New Issues Change in fair value of contingent forward contract liability Contingent forward contract liability, fair value loss Fair Value Adjustment Of Forward Contracts Indexed To Equity Fair Value Adjustment Of Forward Contracts Indexed To Equity Common Stock Warrant Liability Common Stock Warrant Liability [Member] Common Stock Warrant Liability Other 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subject to repurchase, mandatory redemption term Convertible Preferred Shares Subject To Repurchase, Mandatory Redemption Term Convertible Preferred Shares Subject To Repurchase, Mandatory Redemption Term Unamortized share-based compensation, options, amortization period Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Nonvested balance at beginning of period (in dollars per share) Nonvested balance at end of period (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Basis of Presentation and Principles of Consolidation Basis of Accounting, Policy [Policy Text Block] Commitments and contingencies (Note 14) Commitments and Contingencies Series D Preferred Stock, Tranche One Series D Preferred Stock, Tranche One [Member] Series D Preferred Stock, Tranche One Subsequent Event [Table] Subsequent Event [Table] LEASES 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liquidation preference of $0, and $3,497,913 as of September 30, 2021 and December 31, 2020, respectively Preferred stock, beginning balance Preferred stock, ending balance Temporary equity, carrying amount, attributable to parent Temporary Equity, Carrying Amount, Attributable to Parent Selling, general and administrative Selling, General and Administrative Expenses [Member] Proceeds from PIPE investment Proceeds from Issuance of Private Placement Common stock warrant liability Common Stock Warrant Liabilities Common Stock Warrant Liabilities Less: Interest Finance Lease, Liability, Undiscounted Excess Amount 2023 Purchase Obligation, to be Paid, Year Two Finished goods Inventory, Finished Goods, Net of Reserves COMMON STOCK WARRANT LIABILITY Common Stock Warrant Liability [Text Block] Common Stock Warrant Liability Issuance of Series E convertible preferred stock upon settlement of contingent forward contracts Settlement Of Convertible Preferred Share Contingent Forward Contract, 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Value, Exercise Of Warrants Stock Issued During Period. 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Tranche Two [Member] Share Repurchase Program [Axis] Share Repurchase Program [Axis] Schedule of Restricted Cash Restrictions on Cash and Cash Equivalents [Table Text Block] Income Statement [Abstract] Amendment Flag Amendment Flag Convertible preferred shares approved for issuance (in shares) Temporary Equity, Shares Approved For Issuance Temporary Equity, Shares Approved For Issuance Series D Preferred Stock, Tranche Three Series D Preferred Stock, Tranche Three [Member] Series D Preferred Stock, Tranche Three Schedule of Reconciliation of Liabilities Measured at Fair Value on a Recurring Basis Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] Present value of lease obligations Capital Leases, Future Minimum Payments, Present Value of Net Minimum Payments 2024 Finance Lease, Liability, to be Paid, Year Three 2025 Finance Lease, Liability, to be Paid, Year Four Share-based compensation related to Series E convertible preferred 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Weighted average shares outstanding used in computing net loss per share attributable to common stockholders, basic (in shares) Weighted average shares outstanding - basic (in shares) Weighted Average Number of Shares Outstanding, Basic Third Company Repurchase Third Company Repurchase [Member] Third Company Repurchase Supplemental Balance Sheet Information Assets And Liabilities, Lessee [Table Text Block] Assets And Liabilities, Lessee Vesting [Domain] Vesting [Domain] Schedule of Contractual Obligation, Fiscal Year Maturity Contractual Obligation, Fiscal Year Maturity [Table Text Block] Performance measurement period Share-Based Compensation Arrangement By Share-Based Payment Award, Performance Measurement Period Share-Based Compensation Arrangement By Share-Based Payment Award, Performance Measurement Period CONVERTIBLE PREFERRED STOCK WARRANT LIABILITY Convertible Preferred Share Warrant Liability [Text Block] Convertible Preferred Share Warrant Liability Stock converted, after 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Series B convertible preferred stock repurchase liability Financial Instruments Subject to Mandatory Redemption, Settlement Terms, Share Value, Amount, Current Net cash provided by financing activities Net Cash Provided by (Used in) Financing Activities Income tax liabilities Deferred Income Tax Liabilities, Net Related Party Transaction [Line Items] Related Party Transaction [Line Items] Award vesting period Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period Convertible preferred stock, liquidation preference, rate Temporary Equity, Liquidation Preference Rate Temporary Equity, Liquidation Preference Rate Conversion of redeemable convertible preferred stock into common stock in connection with the reverse capitalization (in shares) Stock Issued During Period, Shares, Conversion of Convertible Securities Series E Contingent Forward Contract Liability Series E Contingent Forward Contract Liability [Member] Series E Contingent Forward Contract 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Options, Exercises in Period 2022 Purchase Obligation, to be Paid, Year One Weighted average shares outstanding used in computing net loss per share attributable to common stockholders, diluted (in shares) Weighted average shares outstanding - diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted Contingent forward contract reclassified to preferred shares Forward Contract Indexed To Issuer's Equity, Reclassification To Temporary Equity Forward Contract Indexed To Issuer's Equity, Reclassification To Temporary Equity Convertible preferred stock warrant liability Warrants and Rights Outstanding Fair Value, Recurring Fair Value, Recurring [Member] INCOME TAXES Income Tax Disclosure [Text Block] Number of votes allowed per share Common Stock, Voting Rights, Number Of Votes Allowed For Each Share Common Stock, Voting Rights, Number Of Votes Allowed For Each Share PIPE Investors PIPE Investors [Member] PIPE Investors Related Party [Domain] Related Party [Domain] Current 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[Member] Cover [Abstract] Finance lease liabilities, net of current portion Long-term portion of lease obligations Finance Lease, Liability, Noncurrent Schedule of Valuation Assumptions Fair Value Measurement Inputs and Valuation Techniques [Table Text Block] Warrant measurement input Warrants and Rights Outstanding, Measurement Input Convertible Preferred Stock Warrant Liability Convertible Preferred Stock Warrant Liability [Member] Convertible Preferred Stock Warrant Liability Schedule of Future Minimum Lease Payments for Capital Leases Schedule of Future Minimum Lease Payments for Capital Leases [Table Text Block] Scenario [Domain] Scenario [Domain] Finance Leases Capital Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] Reclassification of preferred stock warrant liability to Series D in February 2021 Class Of Warrant Or Right, Reclassification To Temporary Equity Class Of Warrant Or Right, Reclassification To Temporary Equity DESCRIPTION OF BUSINESS Nature of 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Periodic payment amount Debt Instrument, Periodic Payment Accounting Standards Update 2016-02 [Member]