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Number Of Performance Obligations Number of performance obligations Contract with Customer, Liability, Revenue Recognized Contract with customer liability revenue recognized Furniture and Fixtures [Member] Furniture And Fixtures Share based compensation arrangement by share based payment award option and RSU number. Share Based Compensation Arrangement By Share Based Payment Award Option And R S U Number Milestone performance awards to CEO Current Fiscal Year End Date Current Fiscal Year End Date Stock-based compensation Share-Based Payment Arrangement, Noncash Expense Share-based compensation Share-Based Payment Arrangement, Noncash Expense, Total Auditor Name Auditor Name Proceeds from employee stock purchase plan. Proceeds From Employee Stock Purchase Plan Proceeds from employee stock purchase plan. 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Stock Issued During Period Shares Vesting Of Rsu Options Vesting of restricted stock units, shares Lessee, Leases [Policy Text Block] Leases Concentration Risk, Percentage Concentration risk, percentage Total operating expenses Share-Based Payment Arrangement, Expense Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Maximum Expected volatility maximum Indefinite-Lived Intangible Assets [Axis] Indefinite-Lived Intangible Assets Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage Share based compensation by share based payment arrangement vesting percentage Equipment [Member] Laboratory Equipment Available for sale securities, Due after one year through three years, Amortized cost Available for sale securities debt maturities after one year through three years amortized cost. Available For Sale Securities Debt Maturities After One Year Through Three Years Amortized Cost Increase (Decrease) in Operating Lease Liability Operating lease liability Prepaids and other current assets and other long term assets disclosure. Prepaids And Other Current Assets And Other Long Term Assets Disclosure [Text Block] Prepaids and Other Current Assets and Other Long—Term Assets Service Based Milestone Service Based Milestone [Member] Service Based Milestone Finite-Lived Intangible Assets, Net Finite Lived Intangible Assets, Net Carrying Amount Finite-Lived Intangible Assets, Net, Beginning Balance Finite-Lived Intangible Assets, Net, Ending Balance Schedule Of Company Stock Based Award Plans [Line Items] Disclosure Detail Of Company Stock Based Award Plans [Line Items] Schedule Of Company Stock Based Award Plans [Line Items] Revenues Revenue from Contract with Customer [Text Block] Contractual maturities. Contractual Maturities [Member] Contractual Maturities Change in tax rate Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount Impairment or Disposal of Long-Lived Assets, Policy [Policy Text Block] Impairment of Long-Lived Assets Other Comprehensive Income (Loss), Net of Tax [Abstract] Other comprehensive income gain/(loss): Effect of foreign exchange rate on cash and cash equivalents Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Continuing Operations Deferred Compensation Arrangement with Individual, Contributions by Employer Employer contributions to deferred compensation plan Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value Aggregate intrinsic value Marketable securities and cash equivalents. Marketable Securities And Cash Equivalents Total marketable securities and cash equivalents Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table] Schedule Of Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Table] Earnings Per Share, Policy [Policy Text Block] Loss per Share Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount Net change in valuation allowance Amortization of premium of marketable securities Amortization of premium of marketable securities. Amortization Of Premium Of Marketable Securities Patent Three [Member]. Patent Three [Member] Patent 3 2020 Equity Incentive Plan. Two Thousand And Twenty Equity Incentive Plan [Member] 2020 Equity Incentive Plan Long Term Incentive Plan Long Term Incentive Plan [Member] Long Term Incentive Plan OrbiMed OrbiMed [Member] OrbiMed. Other income, net Other income Other Nonoperating Income (Expense) Other Nonoperating Income (Expense), Total Lessee, Operating Lease, Liability, to be Paid, Fiscal Year Maturity [Abstract] Change in fair value in earnings Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings Expense reimbursements. Expense Reimbursements BARDA expense reimbursements Operating Expenses [Abstract] Operating expenses: Operating Expenses: Property, Plant and Equipment [Abstract] Entity Voluntary Filers Entity Voluntary Filers Subsequent Events [Abstract] Summary of Amortized Cost and Estimates Fair Values of Debt Securities Available for Sale Debt Securities, Available-for-Sale [Table Text Block] Income (Loss) from Continuing Operations before Income Taxes, Foreign Foreign 2026 through 2038. Year Two Thousand Twenty Six Through Two Thousand And Thirty Eight [Member] Tax Year 2026 through 2038 Commitments and Contingencies Disclosure [Abstract] Other Assets, Noncurrent Other long-term assets Capitalized patent costs. Capitalized Patent Costs Capitalized patent costs Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-Based Payment Arrangement, Amount Income tax benefit (expense) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross Granted Equity [Text Block] Common and Preferred Stock Depreciation Depreciation Depreciation, Total Share based compensation arrangement by share based payment award other than options non vested expected to vest tenure RSU awards to CEO. Share Based Compensation Arrangement By Share Based Payment Award Other Than Options Non Vested Expected To Vest Tenure R S U Awards To C E O Tenure RSU awards to CEO Interest paid during the period Interest Paid, Excluding Capitalized Interest, Operating Activities 2027 Finite-Lived Intangible Asset, Expected Amortization, Year Four 2024 Finite-Lived Intangible Asset, Expected Amortization, Year One Non-cash changes in the fair value of non-qualified deferred compensation plan. Non Cash Changes In Fair Value Of Non Qualified Deferred Compensation Plan Non-cash changes in the fair value of NQDC plan Retirement Plan Type [Domain] Retirement Plan Type Additional Paid in Capital Additional paid-in capital Additional Paid in Capital, Total Deferred tax liabilities right of use assets. Deferred Tax Liabilities Right Of Use Assets ROU Asset Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, before Tax Gross Unrealized Holding Gains Stockholders' equity: Equity, Attributable to Parent [Abstract] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] Lease, Cost [Table Text Block] Summary Of Lease Cost Impairment of Intangible Assets (Excluding Goodwill) Impairment of intangible assets Impairment of Intangible Assets (Excluding Goodwill), Total Entity [Domain] Entity Aggregate principal amount Line of Credit Facility, Maximum Borrowing Capacity Guarantees [Abstract] Increase decrease in trade and other receivables. Increase Decrease In Trade And Other Receivables Trade and other receivables Lease Contractual Term [Domain] Earnings Per Share [Abstract] Net loss per common share: Other Liabilities, Current [Abstract] Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block] Summary Of Maturities Of The Company's Operating Lease Liabilities Indefinite-Lived Intangible Assets, Major Class Name [Domain] Indefinite-Lived Intangible Assets, Major Class Name Accounting Policies [Abstract] Segments [Domain] Segments 2028 Finite-Lived Intangible Asset, Expected Amortization, Year Five Lessee, Lease, Description [Table] Vesting of share awards held by NDQC. Vesting Of Share Awards Held By N D Q C Vesting of share awards held by NDQC Income Tax Disclosure [Table]. Income Tax Disclosure [Table] Income Tax Disclosure [Table] Liability Class Liability Class [Axis] Scenario Scenario [Axis] Concentration Risk, Credit Risk, Policy [Policy Text Block] Concentrations Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Other Noncurrent Assets [Member] Other Long-term Assets Maximum percentage of payroll deductions allowed to purchase common stock Maximum Percentage Of Payroll Deductions Allowed To Purchase Common Stock Maximum percentage of payroll deductions allowed to purchase common stock Line of credit facility, repayment premium percentage Line of credit facility, repayment premium percentage Line of credit facility, repayment premium percentage. Vesting period three. Vesting Period Three [Member] Vesting Period Three Capitalized Contract Cost, Impairment Loss Contract cost impairment loss Lessee, Operating Lease, Remaining Lease Term Remaining lease terms Earnings Per Share, Basic Net loss per common share, basic Basic Earnings Per Share, Basic, Total Cash Equivalents, at Carrying Value Cash equivalents held Cash Equivalents, at Carrying Value, Total Senior Secured Credit Facility Senior secured credit facility [Member] Senior secured credit facility. Customer Concentration Risk [Member] Customer Concentration Risk Commitments and contingencies (Note 13) Commitments and Contingencies Other long-term assets Other Long Term Assets Non Current Other long-term assets non-current. Income Statement [Abstract] Debt Securities, Available-for-Sale, Current Carrying Value, Current marketable securities Property, Plant and Equipment Disclosure [Text Block] Property and Equipment, net Increase (Decrease) in Accounts Payable and Accrued Liabilities Accounts payable and accrued expenses Increase (Decrease) in Accounts Payable and Accrued Liabilities, Total Performance Shares [Member] Performance Based Share Options Indefinite-Lived Intangible Assets (Excluding Goodwill) Indefinite-lived Intangible Assets (Excluding Goodwill) Indefinite-Lived Intangible Assets (Excluding Goodwill), Total Indefinite-Lived Intangible Assets (Excluding Goodwill), Beginning Balance Indefinite-Lived Intangible Assets (Excluding Goodwill), Ending Balance Selling, General and Administrative Expenses, Policy [Policy Text Block] Sales and Marketing Expenses Operating Lease, Cost Operating lease cost Geographic Areas, Revenues from External Customers [Abstract] Retirement Benefits [Abstract] Renewal term of agreement Renewal Term Of Agreement Renewal term of agreement. 2021 Annual Meeting Awards Two Thousand And Twenty One Annual Meeting Awards Plan [Member] Two thousand and twenty one annual meeting awards plan. Vested and expected to vest Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number Statistical Measurement [Domain] Statistical Measurement Net Cash Provided by (Used in) Operating Activities Net cash used in operations Market Awards. Market Awards [Member] Market Awards Employee stock purchase plan expense Stock or Unit Option Plan Expense All Award Types Award Type Document Period End Date Document Period End Date Statistical Measurement [Axis] Statistical Measurement Allowance for credit losses Balance at beginning of year Balance at end of year Accounts Receivable, Allowance for Credit Loss Operating Lease, Payments Operating cash outflows from operating leases Earnings Per Share, Diluted Net loss per common share, diluted Diluted Earnings Per Share, Diluted, Total Product and Service [Domain] Product and Service Lease, Cost [Abstract] Cost of Sales [Member] Cost of Sales Deferred Tax Assets, Operating Loss Carryforwards Net operating loss carryforward Deferred Tax Assets, Operating Loss Carryforwards, Total Unrecognized Tax Benefits Unrecognized income tax benefits Unrecognized Tax Benefits, Beginning Balance Unrecognized Tax Benefits, Ending Balance Concentration Risk Benchmark [Domain] Concentration Risk Benchmark Internal Revenue Service (IRS) [Member] Internal Revenue Service (IRS) Services recognised. Services Recognised Services recognised Repayments on outstanding debt Repayments of Long-Term Lines of Credit Distribution/diversification of Company common stock held by the NQDC Plan Distribution/diversification of Common Stock held by the NQDC Plan Distribution/diversification of common stock held by the NQDC plan. Corporate-owned life insurance ("COLI") asset Corporate-owned life insurance asset. Corporate Owned Life Insurance Asset Debt Instrument, Name [Domain] Other long term assets long term prepaids. Other Long Term Assets Long Term Prepaids Long-term prepaids Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV Open Tax Year Open tax year Increase (Decrease) in Other Noncurrent Liabilities Other long-term liabilities Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Weighted Average Volatility Rate Weighted-average volatility 2022 AGM Awards 2022 AGM Awards. Two Thousand And Twenty Two A G M Awards [Member] 2021 AGM Awards Fair Value, Recurring [Member] Fair Value on Recurring Basis Non-qualified deferred compensation liability. Non Qualified Deferred Compensation Liability [Member] Non-qualified Deferred Compensation Liability Number of Reportable Segments Number of reporting segment Share based compensation arrangement by share based payment award option and RSU nonvested expected to vest tenure awards to CEO. Share Based Compensation Arrangement By Share Based Payment Award Option And R S U Non Vested Expected To Vest Tenure Awards To C E O Tenure awards to CEO Inventory, Policy [Policy Text Block] Inventory Rabbi trust. Rabbi Trust Policy [Text Block] Rabbi Trust Deferred Tax Assets, Net Net deferred tax assets / (liabilities) Deferred Tax Assets, Net, Total US Treasury Securities [Member] U.S Treasury Securities Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay Defined contribution plan employers matching contribution percentage of employees pay Remeasurement and foreign currency transaction gain/(loss) Gain (Loss), Foreign Currency Transaction, before Tax Gain (loss) on foreign currency transactions Foreign Currency Transaction Gain (Loss), before Tax, Total Consolidated Balance Sheet Of The Parties To The Deed [Table] Consolidated Balance Sheet Of The Parties To The Deed [Table] Consolidated Balance Sheet Of The Parties To The Deed [Table] Effective Income Tax Rate Reconciliation, Nondeductible Expense, Amount Permanent differences Effective Income Tax Rate Reconciliation, Nondeductible Expense, Amount, Total Increase (Decrease) in Deferred Compensation Non-qualified deferred compensation plan liability Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name InvestmentTypeExtensibleEnumeration Investment, Type [Extensible Enumeration] Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period Exercise of stock options, shares Exercised Consolidation, Policy [Policy Text Block] Principles of Consolidation LIABILITIES AND STOCKHOLDERS' EQUITY LIABILITIES AND STOCKHOLDERS' EQUITY LIABILITIES, NON-QUALIFIED DEFERRED COMPENSATION PLAN SHARE AWARDS AND STOCKHOLDERS' EQUITY Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] Operating Lease Liability Current Statement Of Financial Position Extensible List Entity Address, Postal Zip Code Entity Address, Postal Zip Code Vesting percentage milestone. Vesting Percentage Milestone [Member] Vesting Percentage Milestone Entity Interactive Data Current Entity Interactive Data Current Vesting Period Axis Vesting Period [Axis] Vesting Period Sales and marketing Selling and Marketing Expense Selling and Marketing Expense, Total Payment to OVIK Health for purchase of inventory Payments For Purchase Of Inventory Payments for purchase of inventory. 2026 Finite-Lived Intangible Asset, Expected Amortization, Year Three Credit Facility [Domain] Increase (Decrease) in Employee Related Liabilities Accrued wages and fringe benefits Increase (Decrease) in Employee Related Liabilities, Total Latest Tax Year [Member] Latest Tax Year Contract liabilities. Contract Liabilities [Member] Contract Liabilities Equity [Abstract] Lessee, Operating Lease, Liability, Undiscounted Excess Amount Less imputed interest Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Share-based compensation arrangement by share-based payment award, equity instruments other than options, grants in period Unvested RSUs granted Deferred compensation plans. Deferred Compensation Plans [Member] Deferred Compensation Plans Entity Well-known Seasoned Issuer Entity Well-known Seasoned Issuer Non Option Performance Based Restricted Stock Units Non Option Performance Based Restricted Stock Units [Member] Non Option Performance Based Restricted Stock Units Debt Securities, Available-for-Sale, Allowance for Credit Loss Credit loss recognized Debt Securities, Available-for-Sale, Allowance for Credit Loss, Total Debt Securities, Available-for-Sale, Allowance for Credit Loss, Beginning Balance Debt Securities, Available-for-Sale, Allowance for Credit Loss, Ending Balance Employee service share based compensation non vested awards total compensation cost not yet recognized RSU awards. Employee Service Share Based Compensation Non Vested Awards Total Compensation Cost Not Yet Recognized R S U Awards Unrecognized share based compensation compensation expense relating to RSUs Shareholders Of Avita Medical Shareholders Of Avita Medical [Member] Shareholders Of Avita Medical Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Weighted Average exercise price exercised Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Cash and cash equivalents Cash and Cash Equivalents, Policy [Policy Text Block] Percentage of additional fee on repayment at maturity of line of credit facility Percentage of Additional Fee On Repayment At Maturity of Line of Credit Facility Percentage of additional fee on repayment at maturity of line of credit facility. Increase in operating lease Rou assets and operating lease liabilities. Increase In Operating Lease Rou Assets And Operating Lease Liabilities Increase in operating lease ROU assets and operating lease liabilities Maintenance fee receivable for first right of access Maintenance Fee Receivable For First Right Of Access Maintenance fee receivable for first right of access. RECELL Moulds Recell Moulds [Member] RECELL Moulds Line of credit facility, exit fee percentage Line of Credit Facility, Exit Fee Percentage Line of credit facility, exit fee percentage. Equity Components [Axis] Equity Components Retirement Benefits [Text Block] Retirement Plans Deferred Tax Assets, Property, Plant and Equipment Property, plant and equipment Non-qualified deferred compensation plan liability and corporate-owned life insurance asset. Non Qualified Deferred Compensation Plan Liability And Corporate Owned Life Insurance Asset Policy Textblock Non-Qualified Deferred Compensation Plan Liability and Corporate-Owned Life Insurance Asset Inventory Disclosure [Abstract] Other Receivables, Net, Current BARDA receivables Total Accounting Standards Update and Change in Accounting Principle [Text Block] Accounting Standards Update Office Equipment [Member] Property, Plant and Equipment Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Weighted average grant date fair value per unit vested Local Phone Number Local Phone Number Property, Plant and Equipment [Line Items] Property, Plant and Equipment [Line Items] Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Exercise Price Weighted Average exercise price exercisable Share based compensation arrangement by share based payment award other than options non vested expected to vest tenure RSU awards. Share Based Compensation Arrangement By Share Based Payment Award Other Than Options Non Vested Expected To Vest Tenure R S U Awards Tenure RSU awards to Board of Director Patent eleven. Patent Eleven [Member] Patent 11 Current non-qualified deferred compensation ("NQDC") liability Non-qualified deferred compensation plan share awards Non Qualified Deferred Compensation Plan Liability Current Non Qualified Deferred Compensation Plan Liability Current Consolidated income statement of the parties to the deed [Line items]. Consolidated Income Statement Of The Parties To The Deed [Line Items] Consolidated income statement of the parties to the deed [Line Items] Disclosure of supplemental balance sheet information related to operating leases. Disclosure Of Supplemental Balance Sheet Information Related To Operating Leases Table [Text Block] Summary Of Supplemental Balance Sheet Information Related To Operating Leases Right-of-use-asset obtained in exchange for lease liabilities Right of Use Asset Obtained In Exchange For Lease Liabilities Right of use asset obtained in exchange for lease liabilities. Statement of Cash Flows [Abstract] Comprehensive Income, Policy [Policy Text Block] Comprehensive Loss Director Director [Member] Threatened Litigation [Member] Threatened Litigation Change in fair value due to credit risk on Long-term debt Change in Fair Value Due to Credit Risk on Long Term Debt Change in fair value due to credit risk on Long-term debt. Employee stock purchase plan effective date Employee Stock Purchases Plan Effective Date Employee stock purchases plan effective date. Retirement Plan Tax Status [Axis] Retirement Plan Tax Status Consolidated Balance Sheet Of The Parties To The Deed [Table Text Block] Consolidated Balance Sheet Of The Parties To The Deed Table [Text Block] Consolidated Balance Sheet Of The Parties To The Deed Earliest Tax Year [Member] Earliest Tax Year Organization, Consolidation and Presentation of Financial Statements [Abstract] Accumulated other comprehensive income/(loss) Accumulated Other Comprehensive Income (Loss), Net of Tax Accumulated Other Comprehensive Income (Loss), Net of Tax, Total Property, Plant and Equipment, Policy [Policy Text Block] Property, Plant and Equipment Gross Profit Gross profit Concentration Risk Benchmark [Axis] Concentration Risk Benchmark Document Annual Report Document Annual Report Other income Other Income Common Stock, Par or Stated Value Per Share Common stock par value Initial Financing Amount Line of Credit Facility, Maximum Amount Outstanding During Period Deferred Compensation Liability, Classified, Noncurrent Deferred compensation plan liability Deferred Compensation Liability, Classified, Noncurrent, Total Debt Instrument, fixed percentage Debt Instrument, Interest Rate, Stated Percentage Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Unrecognized share based compensation compensation expense relating to stock options weighted average period of recognition Long-Lived Tangible Asset [Axis] Long-Lived Tangible Asset Milestone Axis Milestone [Axis] Milestone Weighted average contractual term vested and expected to vest Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Remaining Contractual Term Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized Share based compensation by share based payment arrangement number of shares authorised for issuance Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table] Maximum [Member] Maximum Maximum Cost of Goods and Service [Policy Text Block] Cost of Sales Temporary Equity [Table Text Block] Summary of Eligible Share Award Activity Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] The Company Reclassification out of Accumulated Other Comprehensive Income [Domain] Fair Value, Inputs, Level 3 [Member] Level 3 Shock-based compensation APIC, Share-Based Payment Arrangement, Increase for Cost Recognition APIC, Share-Based Payment Arrangement, Increase for Cost Recognition, Total Fair Value, Recurring and Nonrecurring [Table] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table] Ownership [Domain] Ownership Change in fair value of warrant liability Warrant liability, Change in fair value Fair Value Adjustment of Warrants Net increase/(decrease) in cash and cash equivalents Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Revenue, Performance Obligation [Abstract] Revenue, Performance Obligation [Abstract] Inventory, Work in Process, Net of Reserves Work in process Other Sundry Liabilities, Current Other current liabilities Payout of deferred compensation liability for a terminated employee Payout of Deferred Compensation Liability Payout of deferred compensation liability. General and Administrative Expense [Member] General and Administrative Expense Intangible Assets, Gross (Excluding Goodwill) Intangible Assets, Gross (Excluding Goodwill) Intangible Assets, Gross (Excluding Goodwill), Total Temporary Equity, Carrying Amount, Including Portion Attributable to Noncontrolling Interests Ending Balance Balance at inception/beginning of period Temporary Equity, Carrying Amount, Including Portion Attributable to Noncontrolling Interests, Total Non options service based restricted stock units. Non Options Service Based Restricted Stock Units [Member] Non Options Service Based Restricted Stock Units Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period Forfeited Change in fair value Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Period Increase (Decrease) Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Period Increase (Decrease), Total Non Option Restricted Stock Units Member Non Option Restricted Stock Units [Member] Non Option Restricted Stock Units Document Financial Statement Error Correction [Flag] Document Financial Statement Error Correction [Flag] Leases of Lessee Disclosure [Text Block] Leases Change in classification of deferred compensation share awards. Change In Classification Of Deferred Compensation Share Awards Change in classification of deferred compensation share awards Debt Securities, Trading, Unrealized Gain Unrealized gain on marketable securities Schedule Of Share Based Payment Award Stock Options Valuation Assumptions [Table] Schedule Of Share Based Payment Award Stock Options Valuation Assumptions [Table] Schedule Of Share Based Payment Award Stock Options Valuation Assumptions [Table] Schedule of Inventory, Current [Table Text Block] Summary Of Composition Of Inventories Segment Reporting Disclosure [Text Block] Reporting Segment and Geographic Information Fair Value, by Balance Sheet Grouping [Table Text Block] Summary of Fair Values of Company's Deferred Compensation Plan Assets and Liability City Area Code City Area Code Inventory, Net Inventory Total inventory Net Cash Provided by (Used in) Operating Activities [Abstract] Cash flow from operating activities: Other Assets, Noncurrent Disclosure [Abstract] Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block] Marketable Securities Contract description. Contract Description Contract description FIFO Inventory Amount Inventory Warrant Liability Warrant Liability [Member] Warrant liability. Warrant liability recognized upon issuance of term loan Warrant Liability Recognized upon Issuance of Term Loan Warrant liability recognized upon issuance of term loan. Proceeds from long-term debt Proceeds from Issuance of Long-Term Debt Proceeds from Issuance of Long-Term Debt, Total Loss on issuance of debt Loss On Issuance Of Debt Loss on issuance of debt. Customer [Domain] Customer Foreign exchange gain/(loss) on intercompany trade balances Effective income tax rate reconciliation Foreign exchange gain/(loss) on intercompany trade balances Effective income tax rate reconciliation foreign exchange gain/(loss) on intercompany trade balances. Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Less: accumulated amortization and depreciation Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Total Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Beginning Balance Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Ending Balance General and administrative General and Administrative Expense General and administrative expenses General and Administrative Expense, Total JAPAN Japan Weighted Average Number of Shares Outstanding, Basic Basic Weighted-average common shares—outstanding, basic Weighted Average Number of Shares Outstanding, Basic, Total Description of maturity terms. Description Of Maturity Terms Description of maturity terms Employee Stock Purchase Plan Employee Stock [Member] Net Cash Provided by (Used in) Financing Activities [Abstract] Cash flow from financing activities: Research and Development Expense, Policy [Policy Text Block] Research and Development Expenses Loss on issuance of debt Gain (Loss) on Extinguishment of Debt Gain (Loss) on Extinguishment of Debt, Total Statement [Table] Statement [Table] Accounts Receivable [Member] Accounts Receivable Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] Summary of Valuation Assumptions Used in Share Options Increase (Decrease) in Contract with Customer, Liability Contract liabilities Document Fiscal Period Focus Document Fiscal Period Focus Lessee, Operating Lease, Liability, to be Paid Total lease payments Deferred compensation arrangement with individual, vested redemption value. Deferred Compensation Arrangement With Individual Vested Redemption Value Deferred compensation arrangement with individual, vested redemption value UNITED KINGDOM United Kingdom Net product revenue equals or exceeds amount Revenue Not from Contract with Customer 2025 Lessee, Operating Lease, Liability, to be Paid, Year Two Fair value at issuance date - October 18, 2023 Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Issuance Period Fair value measurement with unobservable inputs reconciliation recurring basis liability issuance period. Statement [Line Items] Statement [Line Items] Revenue. Revenue [Member] Revenue Employee Stock Purchase Plan ("ESPP") Employee Stock Purchase Plan [Policy Text Block] Employee Stock Purchase Plan. Inventory impairments. Inventory Impairments Inventory impairments Aggregate number of common equivalent shares excluded from computations of diluted net loss per common share (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Common stock excluded from calculation of basic and diluted EPS Contract with Customer, Asset, after Allowance for Credit Loss Contract with customer assets Contract with Customer, Asset, after Allowance for Credit Loss, Total Value at beginning of period Balance at December 31, 2023 Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value Software and Software Development Costs [Member] Computer Software Lease, Cost Total lease cost Subsequent Event [Line Items] Warrants Warrant [Member] Avita Medical And Australian Wholly Owned Subsidiaries Closed Group [Member]. Avita Medical And Australian Wholly Owned Subsidaries Closed Group [Member] Avita Medical And Australian Wholly Owned Subsidaries Closed Group European Union European Union [Member] Change in redemption value of share awards in NQDC plan. Change In Redemption Value Of Share Awards In N Q D C Plan Change in redemption value of share awards in NQDC plan Asset Class [Domain] Asset Class Schedule of Deferred Tax Assets and Liabilities [Table Text Block] Summary Of Deferred Income Tax Accounts Receivable, after Allowance for Credit Loss, Current Accounts receivable, net Accounts Receivable, after Allowance for Credit Loss, Current, Total Customer [Axis] Customer Presentation and Valuation of the Warrants Derivatives, Policy [Policy Text Block] Common Stock [Member] Common Stock Common Stock [Member] Average monthly rent payment on the extended lease Average Monthly Rent Payment on the Extended Lease Average monthly rent payment on the extended lease. Income Tax Regulation [Domain]. Income Tax Regulation [Domain] Income Tax Regulation Purchase of inventory Inventory, Raw Materials and Purchased Parts, Net of Reserves Cash and Cash Equivalents, at Carrying Value Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value, Total Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block] Summary Of Stock-based Compensation Is Reflected In The Statements Of Operations Other Assets, Current Other receivables Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Intrinsic Value Aggregate intrinsic value of exercisable Disclosure of Share-Based Compensation Arrangements by Share-Based Payment Award [Table Text Block] Summary Of Share Option Activity Prepaid Expense, Current Prepaid expenses Prepaid Expense, Current, Total Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Company common stock held by the NQDC Plan Company Common Stock Held By The N Q D C Plan Company common stock held by the NQDC plan. Ventura Warehouse Ventura Warehouse [Member] Ventura Warehouse member. Sale of marketable securities Proceeds from Sale of Debt Securities, Available-for-Sale Marketable securities final maturity period. Marketable Securities Final Maturity Period Final maturity period Fair Value of Financial Instruments, Policy [Policy Text Block] Fair Value of Financial Instruments Loss Contingency Accrual Litigation liability Loss Contingency Accrual, Beginning Balance Loss Contingency Accrual, Ending Balance Antidilutive Securities, Name [Domain] Non-cash investing activities: Non cash Investing Items [Abstract] Non cash investing items. Modifications on administrative changes to employment agreements description Modifications On Administrative Changes To Employment Agreements Description Modifications on administrative changes to employment agreements description. Income (Loss) from Continuing Operations before Income Taxes, Domestic United States Other Operating Income (Expense), Net BARDA income Cumulative translation adjustments recognized in earnings as part of reorganization of foreign subsidiaries. Cumulative translation adjustments recognized in earnings as part of the reorganization of foreign subsidiaries Cumulative Translation Adjustments Recognized In Earnings As Part Of Reorganization Of Foreign Subsidiaries Line of Credit Available on Or Before December 31 2024 Line of Credit Available on Or Before December 31 2024 [Member] Line of credit available on or before December 31 2024. Other income and receivables. Other Income And Receivables Policy [Text Block] BARDA Income and Receivables Cover [Abstract] Vesting [Axis] Vesting Document Fiscal Year Focus Document Fiscal Year Focus Intangible Assets, Finite-Lived, Policy [Policy Text Block] Intangible Assets Service only share options. Service Only Share Options [Member] Service Only Share Options Income taxes paid during the period Income Taxes Paid, Net Income Taxes Paid, Net, Total Non qualified deferred compensation share awards. Non Qualified Deferred Compensation Plan Share Awards Non-qualified deferred compensation plan share awards Share based compensation arrangement by share based payment award other than options granted tenure awards. Share Based Compensation Arrangement By Share Based Payment Award Other Than Options Granted Tenure Awards Tenure RSU awards granted to Board of Director Reclassification out of Accumulated Other Comprehensive Loss Reclassification out of Accumulated Other Comprehensive Income [Member] Share-Based Payment Arrangement [Policy Text Block] Stock-Based Compensation Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Weighted average grant date fair value per unit granted Share based compensation by share based payment arrangement other than option weighted average grant date fair value Segment Reporting [Abstract] Impairment, Intangible Asset, Indefinite-Lived (Excluding Goodwill), Statement of Income or Comprehensive Income [Extensible Enumeration] Impairment, Intangible Asset, Indefinite-Lived (Excluding Goodwill), Statement of Income or Comprehensive Income [Extensible Enumeration] Security Exchange Name Security Exchange Name Cash Surrender Value, Fair Value Disclosure Corporate-owned life insurance policies Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period Share based compensation by share based payment arrangement contractual term of awards Accounts Receivable [Policy Text Block] Accounts Receivable Commercial customer. Commercial Customer [Member] Commercial Customer Schedule Of Revenues By Region And Customer Location And Customer Type/Cost of Sales By Customer Type Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area [Table Text Block] Recent Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Preferred Stock, Shares Issued Preferred stock shares issued Preferred Stock, Shares Authorized Preferred stock shares authorized Deferred Commercial Revenue Deferred Commercial Revenue [Member] Deferred commercial revenue. Property, Plant and Equipment, Gross Property, Plant and Equipment, Gross Property, Plant and Equipment, Gross, Total Property, Plant and Equipment, Gross, Beginning Balance Property, Plant and Equipment, Gross, Ending Balance Patent 9 Patent Nine [Member] Patent nine. Current State and Local Tax Expense (Benefit) State Interest rate Line of Credit Facility, Interest Rate at Period End Deferred Federal, State and Local, Tax Expense (Benefit) [Abstract] Deferred: Cost of Revenue [Abstract] Cost of sales Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price Weighted Average exercise price forfeited Legal Entity [Axis] Legal Entity Financial Instrument [Axis] Financial Instrument Vesting period four. Vesting Period Four [Member] Vesting Period Four Warrants, expiration term Warrants and Rights Outstanding, Term COSMOTEC deferred revenue COSMOTEC Deferred Revenue COSMOTEC deferred revenue. Stock Issued During Period, Value, Stock Options Exercised Exercise of stock options Entity Emerging Growth Company Entity Emerging Growth Company Amendment Flag Amendment Flag Total current marketable securities Marketable Securities, Current Marketable securities Capitalized Contract Cost, Amortization Contract cost amortization Available for sale securities, Due after one year through three years, Carrying value Available for sale securities debt maturities after one year through three years carrying value. Available For Sale Securities Debt Maturities After One Year Through Three Years Carrying Value Current non-qualified deferred compensation liability Increase Decrease In Current Non Qualified Deferred Compensation Liability Increase decrease in current non qualified deferred compensation liability. COSMOTEC. C O S M O T E C [Member] COSMOTEC Vesting period one. Vesting Period One [Member] Vesting Period One Patent filing fees Payments to Acquire Intangible Assets Cash paid for patent filing fees Deposit Assets Long-term lease deposits Deposit Assets, Total Disclosure Of Supplemental cash flow information related to operating leases [Abstract] Disclosure Of Supplemental Cash Flow Information Related To Operating Leases [Abstract] Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Loss, before Tax Gross Unrealized Holding Losses Shares issued Shares, Issued Expanded square footage Expanded Square Footage Expanded square footage. Schedule of prepaid expenses and other current assets. Schedule Of Prepaid Expenses And Other Current Assets Table [Text Block] Summary of Prepaids and Other Current Assets Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Summary Of Future Amortization Of Amortizable Intangible Assets Held Proceeds from borrowings under credit agreement Net proceeds Proceeds from Lines of Credit Proceeds from Lines of Credit, Total Non cash lease expense. Non Cash Lease Expense Non-cash lease expense Loss on issuance under credit agreement Loss on Issuance under Credit Agreement Loss on issuance under credit agreement. Leases [Abstract] Finite-Lived Intangible Asset, Expected Amortization, after Year Five Thereafter Tax Period [Domain] Tax Period Australian Taxation Office [Member] Australian Taxation Office Securities Act File Number Entity File Number Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Maturity date Line of Credit Facility, Expiration Date Vesting period two. Vesting Period Two [Member] Vesting Period Two Transaction price allocated on a stand alone selling price basis. Transaction Price Allocated On A Stand Alone Selling Price Basis Transaction price allocated on a stand alone selling price basis Deferred Tax Assets, Gross Total deferred tax assets 2021 AGM awards. Two Thousand And Twenty One A G M Awards [Member] 2021 AGM Awards Goodwill and Intangible Assets Disclosure [Abstract] Contingencies Disclosure [Text Block] Contingencies Shares of common stock issuable from warrants Shares Of Common Stock Issuable From Warrants Shares Of common stock issuable from warrants. Description of the milestone to be achieved for the vesting of restricted stock award. Description Of The Milestone To Be Achieved For The Vesting Of Restricted Stock Award Description of the milestone to be achieved for vesting of restricted stock awards Long-term debt Long-Term Debt, Excluding Current Maturities Long-Term Debt, Excluding Current Maturities, Total Net unrealized gain/(loss) on marketable securities, net of tax Net unrealized gain on marketable securities OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, after Tax Cash and cash equivalents end of the period Cash and cash equivalents beginning of the period Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Total Cash Equivalents [Member] Cash Equivalents Patent Two [Member]. Patent Two [Member] Patent 2 BARDA deferred costs. B A R D A Deferred Costs BARDA deferred costs Share-Based Payment Arrangement [Abstract] 2023 AGM Awards Two Thousand And Twenty Three A G M Awards [Member] Two thousand and twenty three agm awards. Warrants and rights outstanding, measurement input Warrants and Rights Outstanding, Measurement Input Corporate-owned Life Insurance Policies Corporate Owned Life Insurance Policies [Member] Corporate owned life insurance policies. Debt Instrument [Axis] Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Weighted average grant date fair value per unit ending balance Weighted average grant date fair value per unit beginning balance Deferred Tax Assets, Valuation Allowance Deferred tax assets valuation allowance Less valuation allowance Cash in foreign institutions. Cash In Foreign Institutions Cash in foreign institutions Operating Expenses Total operating expenses Operating Expenses, Total Product cost. Product Cost [Member] Product Cost Warrant liability, Balance at December 31, 2023 Warrant liability, Value at beginning of period Warrant liability Warrant Liability Warrant liability. Vesting Period Domain Vesting Period [Domain] Vesting Period Average monthly base rent charge. Average Monthly Base Rent Charge Average monthly base rent charge Auditor Location Auditor Location Purchase price Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term Contractual term Debt Securities, Available-for-Sale, Noncurrent Carrying Value, Long-term marketable securities Excess and obsolete inventory related charges. Excess And Obsolete Inventory Related Charges Excess and obsolete inventory related charges Stockholders' Equity, Reverse Stock Split Reverse stock split ratio, description Reverse stock split Entity Address, Address Line Two Entity Address, Address Line Two Schedule of Defined Benefit Plans Disclosures [Table] Schedule Of Defined Benefit Plans Disclosures [Table] Deferred Tax Assets, Goodwill and Intangible Assets Intangible assets Preferred stock, $0.0001 par value per share, 10,000,000 shares authorized, no shares issued or outstanding at December 31, 2023 and December 31, 2022. Preferred Stock, Value, Issued Entity Small Business Entity Small Business Entity Shell Company Entity Shell Company Number of operating segment Number of Operating Segments Title of Individual [Axis] Title of Individual Investment Type [Axis] Investment Type Undrawn fee accrues percentage of undrawn balance amount Line of Credit Facility, Unused Capacity, Commitment Fee Percentage Estimated deferred costs Estimated Deferred Costs BARDA deferred costs Cost of sales Proceeds from debt, net of issuance costs Proceeds from Debt, Net of Issuance Costs Warrants, exercise price Shares purchased by warrants, exercise price Class of Warrant or Right, Exercise Price of Warrants or Rights Milestone Domain Milestone [Domain] Milestone Company common stock held by the non-qualified deferred compensation plan Common stock held by non-qualified deferred compensation plan. Common Stock Held By Non Qualified Deferred Compensation Plan Emergency preparedness service cost. Emergency Preparedness Service Cost [Member] Emergency Preparedness Service Cost Fair value change in debt and warrants Effective Income Tax Rate Reconciliation Fair Value Change in Debt and Warrants Effective income tax rate reconciliation fair value change in debt and warrants. Computer Equipment [Member] Computer Equipment Deferred Tax Assets Lease Liability. Deferred Tax Assets Lease Liability Lease liability Earnings Per Share [Text Block] Loss Per Share Revenues [Abstract] Revenue: Commercial Paper [Member] Commercial Paper Non-qualified deferred compensation plan. Non Qualified Deferred Compensation Plan [Member] Non-qualified Deferred Compensation Plans Entity Address, Address Line One Entity Address, Address Line One Sales Revenue Net Revenue Benchmark [Member] Cash and Cash Equivalents, Fair Value Disclosure Total cash equivalents Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items] Term of agreement Term Of Agreement Term of agreement. Income Tax Regulation [Axis] Income Tax Regulation [Axis] Income Tax Regulation Antidilutive Securities [Axis] Other Liabilities, Current Other current liabilities Total other current liabilities Stock issued during period value vesting of RSU options. Stock Issued During Period Value Vesting Of Rsu Options Vesting of restricted stock units Finite-Lived Intangible Assets, Gross Finite Lived Intangible Assets, Gross Amount Finite-Lived Intangible Assets, Gross, Total Stedical Scientific Distributor Agreement Stedical Scientific Distributor Agreement [Member] Stedical scientific distributor agreement. Subsequent Event Type [Domain] Her Majesty's Revenue and Customs (HMRC) [Member] Her Majesty's Revenue and Customs (HMRC) Available for sale debt securities accumulated gross unrealized loss before tax noncurrent. Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax Noncurrent Gross Unrealized Holding Losses, Long-term marketable securities Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Minimum Risk-free interest rate minimum Income Statement Location [Axis] Income Statement Location Variable Lease, Cost Variable lease cost First portion of deferred compensation plans differentiated by vesting feature. Deferred Compensation Plans Vesting Tranche One [Member] Vesting on Year One Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Maximum Risk-free interest rate maximum Impairment of Intangible Assets, Indefinite-Lived (Excluding Goodwill) Impairment of intangible assets Concentration Risk, Customer Concentration risk, customer Employee stock purchase plan ("ESPP") purchases Employee Stock Purchase Plan ("ESPP") Purchases Employee stock purchase plan ("ESPP") purchases. Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Accrued Liabilities Accrued expenses Percentage by which purchase price of shares lower fair market value of common stock Percentage By Which Purchase Price Of Shares Lower Fair Market Value Of Common Stock Percentage by which purchase price of shares lower fair market value of common stock. Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Dividend Rate Expected dividends Accrued payroll contributions Employee Stock Purchase Plan accrued payroll contributions Employee stock purchase plan accrued payroll contributions. Gain of transfer of intellectual property Effective Income Tax Rate Reconciliation Gain of Transfer of Intellectual Property Effective income tax rate reconciliation gain of transfer of intellectual property. Company common stock held by the NQDC plan, Shares Stock Issued During Period Shares Held By NQDC Plan Company common stock held by the NQDC plan, shares. Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] 2028 Lessee, Operating Lease, Liability, to be Paid, Year Five Line of Credit Facility, Lender [Domain] Fair Value, Inputs, Level 2 [Member] Level 2 2016 Equity Incentive Plan. Two Thousand And Sixteen Equity Incentive Plan [Member] 2016 Equity Incentive Plan Accrued wages and fringe benefits. Accrued Wages And Fringe Benefits Accrued wages and fringe benefits Schedule Of Company Stock Based Award Plans [Table] Disclosure Detail Of Company Stock Based Award Plans [Table] Disclosure Detail Of Company Stock Based Award Plans [Table] Stock-based compensation expense Stock Based Compensation Expense Stock-based compensation expense. Depreciation, Depletion and Amortization Depreciation and amortization Depreciation, Depletion and Amortization, Total Product and Service [Axis] Product and Service Contract with Customer, Liability, Noncurrent Contract liabilities Contract with customers non current liability Title of 12(b) Security Title of 12(b) Security Non-qualified Deferred Compensation Plan Liability Non Qualified Deferred Compensation Plan Liability [Member] Non qualified deferred compensation plan liability. Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount State income taxes Finite-Lived Intangible Assets, Accumulated Amortization Finite Lived Intangible Assets, Accumulated Amortization Schedule Of Share Based Payment Award Stock Options Valuation Assumptions [Line Items] Schedule Of Share Based Payment Award Stock Options Valuation Assumptions [Line Items] Schedule Of Share Based Payment Award Stock Options Valuation Assumptions [Line Items] Change in fair value of long-term debt Change in Fair Value of Long Term Debt Change in fair value of long-term debt. Number of units committed to deliver at reduced price Number Of Units Committed To Deliver At Reduced Price Number of units committed to deliver at reduced price. Lease Contractual Term [Axis] Increase (Decrease) in Other Receivables BARDA receivables Current Federal, State and Local, Tax Expense (Benefit) [Abstract] Current: Income Tax Authority, Name [Axis] Income Tax Authority, Name Fair Value, Assets Measured on Recurring Basis [Table Text Block] Summary of Financial Assets Measured at Fair Value on Recurring Basis Investments [Domain] Investments Patent eight. Patent Eight [Member] Patent 8 Litigation Status [Domain] Litigation Status Consolidated Balance Sheet Of The Parties To The Deed [Line Items] Consolidated Balance Sheet Of The Parties To The Deed [Line Items] Consolidated Balance Sheet Of The Parties To The Deed [Line Items] Employee service share based compensation non vested awards total compensation cost not yet recognized RSUs or equity instruments other than option grants. Employee Service Share Based Compensation Non Vested Awards Total Compensation Cost Not Yet Recognized R S Us Or Equity Instruments Other Than Option Grants Unrecognized share based compensation compensation expense relating to RSUs in respect of nonvested awards determined not to be probable Deferred Costs Deferred cost Deferred Costs, Total Prepaid Expenses and Other Current Assets [Member] Prepaids and Other Current Assets Trademarks [Member] Trademarks Right of use assets. Right Of Use Assets Total right-of-use assets Accounting Changes and Error Corrections [Abstract] Net Cash Provided by (Used in) Investing Activities [Abstract] Cash flows from investing activities: Litigation Status [Axis] Litigation Status Accounts Payable and Accrued Liabilities, Current Accounts payable and accrued liabilities Accounts Payable and Accrued Liabilities, Current, Total State and Local Jurisdiction [Member] State and Local Jurisdiction Borrowings under credit agreement Long-Term Line of Credit Long-Term Line of Credit, Total Segment Reporting, Policy [Policy Text Block] Segment Reporting Long-Lived Tangible Asset [Domain] Long-Lived Tangible Asset Subsequent Event [Table] Defined contribution plan employers matching contribution vesting period. Defined Contribution Plan Employers Matching Contribution Vesting Period Employer matching contributions, Vesting period Procurement and emergency preparedness. Procurement And Emergency Preparedness BARDA procurement and emergency preparedness services Increase (Decrease) in Inventories Inventory Increase (Decrease) in Inventories, Total Contract with customer liabilities Contract with Customer, Liability Contract with Customer, Liability, Total Defined Contribution Plan, Employer Discretionary Contribution Amount Employers contribution to retirement plan Deferred Tax Liabilities, Intangible Assets Intangible assets Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term Weighted average contractual term in exercisable Consolidated income statement of the parties to the deed [Table] Consolidated Income Statement Of The Parties To The Deedtable [Table] Consolidated Income Statement Of The Parties To The Deedtable [Table] Commercial sales. Commercial Sales [Member] Commercial Sales Common Stock, Shares, Outstanding Common stock shares outstanding Common Stock, Shares, Outstanding, Beginning Balance Common Stock, Shares, Outstanding, Ending Balance Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Risk-free interest rate Share-Based Payment Arrangement [Text Block] Share-Based Payment Plans Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Weighted average grant date fair value per unit forfeited Service period milestone. Service Period Milestone [Member] Service Period Milestone Two thousand and twenty one AGM Plan. Two Thousand And Twenty One A G M Plan [Member] Two Thousand And Twenty One A G M Plan Number of executives received employment agreements for first time as result of promotion Number Of Executives Received Employment Agreements For First time As Result Of Promotion Number of executives received employment agreements for first time as result of promotion. Two thousand and twenty omnibus incentive plan. Two Thousand And Twenty Omnibus Incentive Plan [Member] 2020 Plan Orbimed Advisors, LLC Orbimed Advisors, LLC [Member] Orbimed Advisors, LLC. Retirement Plan Type [Axis] Retirement Plan Type Unamortized expense Unamortized Debt Issuance Expense Concentration Risk Type [Domain] Concentration Risk Type Income Statement Location [Domain] Income Statement Location Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Weighted Average exercise price granted Share based compensation arrangement by share based payment award options non vested expected to vest tenure awards. Share Based Compensation Arrangement By Share Based Payment Award Options Non Vested Expected To Vest Tenure Awards Tenure option awards to Board of Director Document Type Document Type Ownership [Axis] Ownership Extended lease expiration date Extended Lease Expiration Date Extended lease expiration date. Current borrowing capacity Line of Credit Facility, Current Borrowing Capacity Fair Value by Liability Class Fair Value by Liability Class [Domain] Net cash provided by/(used in) investing activities Net Cash Provided by (Used in) Investing Activities Marketable Securities, Noncurrent Marketable securities long-term Total long-term marketable securities Available for sale debt securities accumulated gross unrealized gain before tax noncurrent. Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax Noncurrent Gross Unrealized Holding Gains, Long-term marketable securities Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period Unvested RSUs forfeited Prepaids and other current assets and other long term assets. Prepaids And Other Current Assets And Other Long Term Assets [Abstract] Net Cash Provided by (Used in) Financing Activities Net cash provided by financing activities Share based compensation by share based payment arrangement number of additional shares authorised Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Additional Shares Authorized Entity Filer Category Entity Filer Category Other Current Liabilities [Table Text Block] Summary of Other Current Liabilities Quarterly installment percentage of outstanding principal amount Quarterly Installment Percentage Of Outstanding Principal Amount Quarterly installment percentage of outstanding principal amount. Debt Securities, Trading, Unrealized Loss Unrealized loss on marketable securities Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Expirations in Period, Weighted Average Exercise Price Weighted Average exercise price expired Balance Sheet Location [Domain] Balance Sheet Location Increase (Decrease) in Other Noncurrent Assets Other long-term assets Income Tax Authority, Name [Domain] Income Tax Authority, Name Foreign currency translation loss Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Translation gain (loss) Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Total Net unrealized gain (loss) on marketable securities Marketable Security, Unrealized Gain (Loss) Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block] Geographic Sources of Loss Before Income Taxes Payments to Acquire Marketable Securities Purchase of marketable securities Deductions: write-offs, net of recovery Accounts Receivable, Allowance for Credit Loss, Writeoff Asset Class [Axis] Asset Class Lessee, operating lease, extended term. Lessee Operating Lease Extended Term Lessee, operating lease, extended term Employee performance share based compensation non vested awards total compensation cost not yet recognized stock options. Employee Performance Share Based Compensation Non Vested Awards Total Compensation Cost Not Yet Recognized Stock Options Unrecognized share based compensation compensation expense relating to stock options Plant and equipment purchases not yet paid Capital Expenditures Incurred but Not yet Paid Liabilities Total liabilities Property, Plant and Equipment [Table] Schedule Of Property Plant And Equipment [Table] Finite-Lived Intangible Asset, Useful Life Acquired Finite-lived Intangible Assets, Weighted Average Useful Life Interest Receivable Accrued interest income Other Current Liabilities [Member] Other Current Liabilities Total stockholders' equity Equity, Attributable to Parent Ending Balance Beginning Balance Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life Estimated useful lives of intangible assets Employee service share based compensation remaining non vested awards total compensation cost not yet recognized RSU awards. Employee Service Share Based Compensation Remaining Non Vested Awards Total Compensation Cost Not Yet Recognized R S U Awards Remaining unrecognized share based compensation compensation expense relating to RSUs Patent One [Member]. Patent One [Member] Patent 1 Consolidated Entities [Axis] Consolidated Entities Documents Incorporated by Reference [Text Block] First Tranche On or Prior to December 31, 2024 Tranche One [Member] Tranche one. Intangible Assets, Net (Excluding Goodwill) Intangible assets, net Intangible Assets, Net (Excluding Goodwill) Net Income loss Net Income Net loss Net Income (Loss) Net loss Available for sale securities debt maturities within one year carrying value. Available For Sale Securities Debt Maturities Within One Year Carrying Value Available for sale securities, Due in one year or less, Carrying value Other long term assets. Other Long Term Assets Total other long-term assets Interest Expense Interest expense Interest Expense, Total Purchase price per share Purchase Price Per Share Purchase price per share. Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Corporate Debt Securities [Member] Corporate Debt Securities Impairment, Long-Lived Asset, Held-for-Use, Statement of Income or Comprehensive Income [Extensible Enumeration] Statement of Financial Position [Abstract] Non-cash financing activities: Non Cash Financing Items [Abstract] Non cash financing items. Weighted Average Number of Shares Outstanding, Diluted Diluted Weighted-average common shares—outstanding, diluted Weighted Average Number of Shares Outstanding, Diluted, Total Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Summary Of Provision For Income Taxes Impairment of plant and equipment Impairment of Long-Lived Assets to be Disposed of Credit Facility [Axis] Consolidated income statement of the parties to the deed [Table text block]. Consolidated Income Statement Of The Parties To The Deedtable [Text Block] Consolidated Income Statement Of The Parties To The Deed Product replacement obligation cost. Product Replacement Obligation Cost Product replacement obligation cost Debt Securities, Available-for-Sale, Amortized Cost Amortized Cost Operating Lease, Weighted Average Remaining Lease Term Operating lease weighted average remaining lease term (years) 2022 Annual Meeting Awards Two Thousand And Twenty Two Annual Meeting Awards Plan [Member] Two thousand and twenty two annual meeting awards plan. Number of units will be delivered. Number Of Units Will Be Delivered Number of units will be delivered Use of Estimates, Policy [Policy Text Block] Use of Estimates Income Tax Disclosure [Text Block] Income Taxes Number of executives having administrative changes to employment agreements Number Of Executives Having Administrative Changes To Employment Agreements Number of executives having administrative changes to employment agreements. Nonqualified Plan [Member] Non-qualified Statement of income and comprehensive income. Statement Of Comprehensive Income [Abstract] Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price Weighted Average exercise price ending balance Weighted Average exercise price beginning balance Cumulative translation adjustments recognized in earnings as part of the reorganization of foreign subsidiaries Cumulative translation adjustments recognized in earnings as part of the reorganization of foreign subsidiaries Cumulative Translation Adjustments Recognized in Earnings as Part of the Reorganization of Foreign Subsidiaries Cumulative translation adjustments recognized in earnings as part of the reorganization of foreign subsidiaries. Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Summary Of Reconciliation Of The Basic And Diluted Loss Per Share Leasehold Improvements [Member] Leasehold Improvements Tax Cut And Jobs Act [Member]. Tax Cut And Jobs Act [Member] Tax Cut And Jobs Act Fair Value Disclosures [Abstract] Second Tranche On or Prior to June 30, 2025 Tranche Two [Member] Tranche two. Share based compensation arrangement by share based payment award other than options non vested expected to vest milestone performance awards to CEO. Share Based Compensation Arrangement By Share Based Payment Award Other Than Options Non Vested Expected To Vest Milestone Performance Awards To C E O Milestone performance awards to CEO on Nov 2019 Current Income Tax Expense (Benefit) Total current Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV Measurement Frequency [Domain] Measurement Frequency Payments for purchase of inventory held by Payments For Purchase Of Inventory Held By Payments for purchase of inventory held by. Defined Benefit Plan, Tax Status [Extensible Enumeration] Other Noncurrent Liabilities [Member] Other Long-term Liabilities Purchase of plant and equipment Payments to Acquire Property, Plant, and Equipment Cash paid for property and equipment Payments to Acquire Property, Plant, and Equipment, Total Reclassification of prior year presentation Reclassification, Comparability Adjustment [Policy Text Block] Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period Share-based compensation arrangement by share-based payment award, equity instruments other than options, vested Unvested RSUs vested Proceeds from Sale and Maturity of Marketable Securities Maturities of marketable securities Income Tax Disclosure [Abstract] RECELL Recell system. RECELL system RECELL system Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class Operating Loss Carryforwards Net operating loss carryforwards Product sales. Product Sales [Member] Product Sales