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Exercised (in dollars per share) Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Total cash, cash equivalents, and restricted cash shown on the balance sheet Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Schedule Of Finite Lived Intangible Assets [Table] Intangible Asset, Finite-Lived [Table] Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Non-NEOs Non-NEOs [Member] Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year [Member] Debt Instrument [Axis] Debt Instrument [Axis] Subsequent Event [Table] Subsequent Event [Table] Equity method investments, ownership percent Equity Method Investment, Ownership Percentage Stock-based compensation Share-Based Payment Arrangement, Noncash Expense 2028 Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year Two Schedule of Government Assistance Government Assistance [Table Text Block] Government Assistance Investment, Name [Domain] Investment, Name [Domain] Basic (in dollars per share) Net loss per share - basic (in dollars per share) Earnings Per Share, Basic Government Contribution 1 Transaction One [Member] Transaction One Deferred revenue Contract with Customer, Liability, Current Total current assets Assets, Current Insider Trading Arrangements [Line Items] Government Assistance [Line Items] Government Assistance [Line Items] Award Type [Axis] Award Type [Axis] Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Accumulated deficit Retained Earnings (Accumulated Deficit) Product and Service [Axis] Product and Service [Axis] Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table [Member] Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Common Shares Common Stock [Member] Marketable securities Debt Securities, Available-for-Sale Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] Government Assistance Statement Of Income Or Comprehensive Income Extensible Enumeration Not Disclosed Flag Government Assistance Statement Of Income Or Comprehensive Income Extensible Enumeration Not Disclosed Flag Government Assistance Statement Of Income Or Comprehensive Income Extensible Enumeration Not Disclosed Flag Cover [Abstract] Cover [Abstract] Equity Awards Adjustments Equity Awards Adjustments [Member] Total liabilities and shareholders' equity Liabilities and Equity Employee Stock Option Share-Based Payment Arrangement, Option [Member] Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Plan Name [Axis] Plan Name [Axis] Tabular List, Table Tabular List [Table Text Block] Restricted cash included in other assets Restricted Cash and Cash Equivalent, Noncurrent Accounts Receivable Government Assistance, Asset 2031 Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year Five 2029 Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year Three Schedule of Current Accounts Payable and Other Current Liabilities Schedule of Accounts Payable and Accrued Liabilities [Table Text Block] Taxes receivable Income Taxes Receivable, Current Name Awards Close in Time to MNPI Disclosures, Individual Name Dayhu JV Dayhu Joint Venture [Member] Dayhu joint venture. Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested [Member] Forfeited (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period Accounts Receivable, Long-term Government Assistance, Asset, Noncurrent Long-term assets: Assets, Noncurrent [Abstract] Long-Lived Asset, Class [Domain] Long-Lived Asset, Class [Domain] Loans receivable from JV partners Receivables, Net, Current Schedule Of Property Plant And Equipment [Table] Property, Plant, and Equipment [Table] Adjustment to Compensation: Adjustment to Compensation [Axis] Licensing and royalty revenue Licensing and Royalty Revenue [Member] Licensing and Royalty Revenue Additional upfront payments receivable Collaborative Arrangement, Rights and Obligations, Additional Milestone Payments Collaborative Arrangement, Rights and Obligations, Additional Milestone Payments Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Name Measure Name Pre-IPO Plan Pre Initial Public Offering Plan [Member] Pre-initial public offering plan. Government Assistance [Table] Government Assistance [Table] Pay vs Performance Disclosure [Line Items] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Other Other Noncash Income (Expense) Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Additional Paid-in Capital Additional Paid-in Capital [Member] Entity Filer Category Entity Filer Category Equipment Equipment [Member] Government Contribution 2 Transaction Two [Member] Transaction Two Name Trading Arrangement, Individual Name Cash and cash equivalents Cash and Cash Equivalent Lease expense Operating Lease, Expense Long-term investments and other assets Payments To Acquire (Proceeds from) Long Term Investments And Other Assets Payments To Acquire (Proceeds from) Long Term Investments And Other Assets Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] Company Selected Measure Amount Company Selected Measure Amount Equity Method Investments and Joint Ventures [Abstract] Equity Method Investments and Joint Ventures [Abstract] Depreciation and amortization Depreciation, Depletion and Amortization Net loss Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Accounts Receivable, Current Government Assistance, Asset, Current Current assets: Assets, Current [Abstract] Government Assistance, Type [Domain] Government Assistance, Type [Domain] Non-PEO NEO Non-PEO NEO [Member] Entity Address, Address Line One Entity Address, Address Line One Vested and settled (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Income tax recovery Income Tax Expense (Benefit) Technology Technology-Based Intangible Assets [Member] Award Timing Method Award Timing Method [Text Block] Consolidation Consolidation, Policy [Policy Text Block] Decrease in cash and cash equivalents Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Proceeds from legal settlements Proceeds from Legal Settlements Net loss Net loss Net Income (Loss) Attributable to Parent Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Statement [Table] Statement [Table] Restatement Determination Date: Restatement Determination Date [Axis] Certificate of deposit Certificates of Deposit [Member] Weighted- Average Exercise Price, Options exercisable (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Exercise Price Schedule of Deferred Revenue Outstanding Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block] Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Table] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Revenue: Revenues [Abstract] Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block]