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Measurement [Axis] Insider Trading Arrangements [Line Items] Stockholders Equity [Line Items] Stockholders Equity [Line Items] Stockholders Equity [Line Items] Long-term Debt Long-Term Debt, Excluding Current Maturities Award Type Award Type [Axis] Completed and Unpatented Technology Unpatented Technology [Member] Financing-related Costs Payments of Financing Costs Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Accounts Receivable, Net of Allowance for Estimated Credit Losses Accounts receivable Accounts Receivable, after Allowance for Credit Loss, Current Product and Service [Axis] Product and Service [Axis] Number of convertible threshold trading days Debt Instrument, Convertible, Threshold Trading Days 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 Stock Common Stock [Member] Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] Cover [Abstract] Concentration risk, percentage Concentration Risk, Percentage Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Foreign Currency Translation Goodwill, Foreign Currency Translation, Gain (Loss) Equity Awards Adjustments Equity Awards Adjustments [Member] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Schedule of Outstanding Principal Amount and Carrying Value of Convertible Notes Convertible Debt [Table Text Block] Total Liabilities and Shareholders’ Equity Liabilities and Equity Employee Stock Option Share-Based Payment Arrangement, Option [Member] Segments [Axis] Segments [Axis] Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Asset Class [Axis] Asset Class [Axis] Restructuring charges Restructuring Charges Cash Paid in Lieu of Fractional Shares from Stock Distribution Stock Issued During Period, Value, Cash In Lieu Of Stock Dividend Stock Issued During Period, Value, Cash In Lieu Of Stock Dividend Customer One Customer One [Member] Customer One Inventory Disclosure [Abstract] General Aviation General Aviation [Member] General Aviation Tabular List, Table Tabular List [Table Text Block] Loss contingency accrual, provision Loss Contingency Accrual, Loss (Reversal of Loss) Other Expense (Income), Net Other Nonoperating Income (Expense) Indirect Sales Indirect Sales [Member] Indirect Sales 2031 Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year Five 2029 Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year Three Net Effect of Dilutive Convertible Notes (in shares) Incremental Common Shares Attributable to Dilutive Effect of Conversion of Debt Securities Name Awards Close in Time to MNPI Disclosures, Individual Name 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] Property, Plant and Equipment, Type [Domain] Long-Lived Asset, Class [Domain] Class B Stock Converted to Common Stock Stock Issued During Period, Value, Conversion of Convertible Securities Accordion feature, increase limit (up to) Line Of Credit Facility, Accordion Feature, Increase Limit Line Of Credit Facility, Accordion Feature, Increase Limit Property, Plant, and Equipment [Table] Property, Plant, and Equipment [Table] Adjustment to Compensation: Adjustment to Compensation [Axis] Class of Stock [Domain] Class of Stock [Domain] Restructuring Cost and Reserve [Line Items] Restructuring Cost and Reserve [Line Items] Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Interest Paid Interest Paid, Excluding Capitalized Interest, Operating Activity Capital Expenditures Payments to Acquire Productive Assets Statement of Cash Flows [Abstract] Credit Facility [Axis] Credit Facility [Axis] Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Name Measure Name Income Taxes Income Tax Disclosure [Text Block] Accounts Payable Accounts Payable, Current Pay vs Performance Disclosure [Line Items] Other Other Noncash Income (Expense) Debt Instrument Debt Instrument [Line Items] Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Total purchase price Business Combination, Consideration Transferred Additional Paid in Capital Additional Paid-in Capital [Member] Entity Filer Category Entity Filer Category Name Trading Arrangement, Individual Name Cash and Cash Equivalents Cash and Cash Equivalent Raw Material Inventory, Raw Materials, Net of Reserves Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Company Selected Measure Amount Company Selected Measure Amount Depreciation and Amortization Total Depreciation and Amortization Depreciation, Depletion and Amortization Operating Segments, Excluding Intersegment Elimination Operating Segments, Excluding Intersegment Elimination [Member] Operating Segments, Excluding Intersegment Elimination Current Assets: Assets, Current [Abstract] Military Aircraft Military Aircraft [Member] Non-PEO NEO Non-PEO NEO [Member] Entity Address, Address Line One Entity Address, Address Line One Provision for Income Taxes Income Tax Expense (Benefit) Risks and Uncertainties [Abstract] Customer Concentration Risk Customer Concentration Risk [Member] Cost of Products Sold Cost of Product and Service Sold Award Timing Method Award Timing Method [Text Block] Loss Contingency, Nature [Domain] Loss Contingency, Nature [Domain] Decrease in Cash and Cash Equivalents and Restricted Cash 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] Patent Infringement, Damages Patent Infringement, Damages [Member] Patent Infringement, Damages Net Income Net Income Net Income Net Income - Basic Net Income (Loss) Attributable to Parent Long-term Debt, Type [Axis] Long-Term Debt, Type [Axis] Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Statement [Table] Statement [Table] Restatement Determination Date: Restatement Determination Date [Axis] Schedule of Accumulated Other Comprehensive Loss Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Operating profit impact of adverse change in costs on long-term mass transit test contracts Operating (Loss), Impact Of Adverse Change In Costs On Long-Term Mass Transit Test Contracts Operating (Loss), Impact Of Adverse Change In Costs On Long-Term Mass Transit Test Contracts Litigation settlement, amount awarded to other party Litigation Settlement, Amount Awarded to Other Party Schedule of Contract Assets and Liabilities Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block] Number of convertible, threshold consecutive trading days Debt Instrument, Convertible, Threshold Consecutive Trading Days Stock Options and Unvested RSUs Share-Based Payment Arrangement [Member] Loss contingency, damages sought, value Loss Contingency, Damages Sought, Value Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block]