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Schedule of Assumptions Used to Estimate the Fair Value of Options at Date of Grant Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] Exercised (in shares) Class of Warrant or Right, Number of Securities Called by Warrants or Rights Exercised During Period Class of Warrant or Right, Number of Securities Called by Warrants or Rights Exercised During Period Weighted average grant date fair value, vested Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested in Period, Fair Value Award Type [Domain] Award Type [Domain] Number of warrants, outstanding (in shares) Outstanding at beginning of period (in shares) Outstanding at end of period (in shares) Class of Warrant or Right, Number of Securities Called by Warrants or Rights Period for unrecognized compensation expense to be recognized Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Gain on forgiveness of PPP loan Gain (Loss) on Extinguishment of Debt Weighted average remaining contractual term, vested and exercisable Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term Gross profit Gross Profit Cash flows from financing activities: Net Cash Provided by (Used in) Financing Activities, Continuing Operations [Abstract] Entity Registrant Name Entity Registrant Name Issuance of common stock—restricted stock (in shares) Stock Issued During Period, Shares, New Issues Numerator for basic and diluted loss per share: Net Income (Loss) Available to Common Stockholders, Diluted [Abstract] Dividend yield Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Dividend Rate 2023 (remainder of the year) Long-term Debt, Maturities, Repayments Of Principal And Interest, Remainder Of Fiscal Year Long-term Debt, Maturities, Repayments Of Principal And Interest, Remainder Of Fiscal Year Entity Address, City or Town Entity Address, City or Town Leases [Abstract] Leases [Abstract] Operating expenses Operating Expenses [Abstract] Expected Term Measurement Input, Expected Term [Member] Principles of consolidation Consolidation, Policy [Policy Text Block] Germany GERMANY Demand registration rights Demand Registration Rights [Abstract] No definition available. Minimum Minimum [Member] Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Entity Emerging Growth Company Entity Emerging Growth Company Royalty and licensing Royalty [Member] Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share Raw Material Inventory, Raw Materials, Net of Reserves Less unamortized debt issuance costs Debt Issuance Costs, Net Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] Trading Symbol Trading Symbol Entity File Number Entity File Number Conformis V Medacta Conformis v Medacta [Member] Conformis v Medacta [Member] Cancelled/expired (in dollars per share) Class of Warrant or Right, Exercise Price of Warrants or Rights Cancelled or Expired During Period Exercise price per share or per unit of warrants or rights cancelled or expired during the period. 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Number of renewal options Lessee Leasing Arrangements, Operating Leases, Number of Renewal Options Lessee Leasing Arrangements, Operating Leases, Number of Renewal Options Liabilities and stockholders' equity Liabilities and Equity [Abstract] Foreign currency translation adjustments Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent Granted (in dollars per share) Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Proceeds received from sale of stock Sale of Stock, Consideration Received on Transaction Inventories, net Total inventories, net Inventory, Net Accounts payable Accounts Payable, Current Conformis V Exactech Conformis V Exactech [Member] Conformis V Exactech Registration Payment Arrangement, Arrangement [Domain] Registration Payment Arrangement, Arrangement [Domain] Common stock dividends declared to date Cumulative Common Stock Dividends Declared Amount of cumulative dividends declared on common stock. 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