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Net loss per share, diluted (in dollars per share) Earnings Per Share, Diluted Intangible assets, net Net carrying amount Intangible Assets, Net (Excluding Goodwill) Vesting period Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period Effects of Counterparty Netting Derivative Liability, Subject to Master Netting Arrangement, Deduction of Financial Instrument Not Offset Share-based compensation expense APIC, Share-Based Payment Arrangement, Increase for Cost Recognition Consolidation Items [Axis] Consolidation Items [Axis] Reconciliation of Revenue from Segments to Consolidated [Table] Reconciliation of Revenue from Segments to Consolidated [Table] Total current liabilities Liabilities, Current Other current assets Other Assets, Current Amortization of off-market swap Interest Expense, Amortization Of Off-Market Swap Offset Interest Expense, Amortization Of Off-Market Swap Offset Remaining performance obligation Revenue, Remaining Performance 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Rate Credit Facility [Axis] Credit Facility [Axis] Capitalized Contract Cost [Axis] Capitalized Contract Cost [Axis] Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents [Abstract] Schedule of Long-term Debt Instruments Schedule of Long-Term Debt Instruments [Table Text Block] Equity [Abstract] Entity Tax Identification Number Entity Tax Identification Number Derivatives, Fair Value [Line Items] Derivatives, Fair Value [Line Items] Special bonuses and other compensation expense Compensation Expense, Excluding Cost of Good and Service Sold Other non-current assets Other Noncurrent Assets [Member] Capitalized Contract Cost [Table] Capitalized Contract Cost [Table] Derivative, fixed interest rate Fixed Rate Paid (Received) Derivative, Fixed Interest Rate Corporate functions Corporate Function [Member] Corporate Function Revenue from Contract with Customer [Abstract] Current portion of contract assets Contract with Customer, Asset, after Allowance for Credit Loss, Current Affiliates of ABRY Affiliates Of ABRY [Member] Affiliates Of ABRY Work in process Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, before Accumulated Depreciation and Amortization Decrease in cash, cash equivalents, and restricted cash Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Entity Central Index Key Entity Central Index Key Restructuring and transformation expenses Restructuring And Transformation Costs Restructuring And Transformation Costs Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [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] City Area Code City Area Code ASSETS Assets [Abstract] Long-term Debt, Type [Domain] Long-Term Debt, Type [Domain] Statement of Stockholders' Equity [Abstract] Revenue, Major Customer [Line Items] Revenue, Major Customer [Line Items] Debt Instrument, Redemption, Period [Axis] Debt Instrument, Redemption, Period [Axis] Remaining performance obligation expected to be recognized, percentage Revenue, Remaining Performance Obligation, Percentage Cash Flows From Financing Activities Net Cash Provided by (Used in) Financing Activities [Abstract] Capitalized Contract Cost [Line Items] Capitalized Contract Cost [Line Items] Net Loss Per Share Earnings Per Share, Policy [Policy Text Block] Non-cash Investing and Financing Activities Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] Share-based compensation expense Share-Based Payment Arrangement, Noncash Expense Variable Rate [Axis] Variable Rate [Axis] Other non-current liabilities Other Liabilities, Noncurrent Purchases of property, equipment and software Payments to Acquire Property, Plant, and Equipment Schedule of Basic and Diluted Net Loss Per Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Pay-fixed interest rate swap Pay-Fixed Interest Rate Swap [Member] Pay-Fixed Interest Rate Swap Cost of revenue Cost of Sales [Member] Schedule Offsetting Assets Under Master Netting Arrangements Offsetting Assets [Table Text Block]