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Disaggregation of Revenue Disaggregation of Revenue [Table Text Block] Revenue from Contract with Customer [Abstract] Revenue from Contract with Customer [Abstract] Accounts receivable–unbilled (contract assets) Contract with Customer, Asset, after Allowance for Credit Loss, Current Net increase (decrease) in cash and cash equivalents Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Recognition of liability related to future restricted stock units vesting Adjustments To Additional Paid In Capital, Recognition Of Liability Related To Future Restricted Stock Units Vesting Adjustments To Additional Paid In Capital, Recognition Of Liability Related To Future Restricted Stock Units Vesting Dilutive stock options and restricted stock (in shares) Weighted Average Number of Shares Outstanding, Diluted, Adjustment Entity Central Index Key Entity Central Index Key Measurement Frequency [Axis] Measurement Frequency [Axis] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Consideration transferred Business Combination, Consideration Transferred Tax Period [Axis] Tax Period [Axis] Loss Contingency Nature [Axis] Loss Contingency Nature [Axis] City Area Code City Area Code General and administrative expenses General and Administrative Expense ASSETS Assets [Abstract] Long-term Debt, Type [Domain] Long-Term Debt, Type [Domain] Retirement Benefits [Abstract] Retirement Benefits [Abstract] Stock options outstanding, unvested (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Nonvested, Number of Shares Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Remaining performance obligation (as a percent) Revenue, Remaining Performance Obligation, Percentage Cash flows from financing activities Net Cash Provided by (Used in) Financing Activities [Abstract] Total Liabilities Financial Liabilities Fair Value Disclosure Guarantor obligations, facility Guarantor Obligations, Facility Guarantor Obligations, Facility Stock-based compensation expense Share-Based Payment Arrangement, Noncash Expense Fair value of options granted Shares Granted, Value, Share-Based Payment Arrangement, before Forfeiture Variable Rate [Axis] Variable Rate [Axis] Other long-term liabilities Other Liabilities, Noncurrent Three-month Term SOFR Three-Month Term Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] Three-Month Term Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate Disposal Group Classification [Domain] Disposal Group Classification [Domain] Other current and long-term liabilities Increase (Decrease) in Other Operating Liabilities Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] ACCRUED COMPENSATION AND BENEFITS Compensation Related Costs, General [Text Block] Schedule of Reconciliation of the Income Used to Compute Basic and Diluted EPS Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Cost of revenue Cost of Sales [Member] Customer [Domain] Contract with Customer, Sales Channel [Domain] Other Postretirement Benefits Plan Other Postretirement Benefits Plan [Member] Customer [Domain] Customer [Domain] Long-term derivative instruments Derivative Liability, Noncurrent