Statistical Measurement [Domain] Statistical Measurement [Domain] Severance cost accrued Restructuring and Related Cost, Expected Cost Remaining Thereafter Lessee, Operating Lease, Liability, to be Paid, after Year Five Employee benefits Postemployment Benefit Plans, Policy [Policy Text Block] Section 174 research and development capitalization Deferred Tax Asset, Section 174 Research And Development Capitalization Deferred Tax Asset, Section 174 Research And Development Capitalization Award Timing Predetermined Award Timing Predetermined [Flag] Entity File Number Entity File Number Additional Paid-in Capital Additional Paid-in Capital [Member] Lease obligation incurred Lease Obligation Incurred Share of profit Income (Loss) from Equity Method Investments Tabular List, Table Tabular List [Table Text Block] Leases [Abstract] Additions for tax positions of prior years Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions Recently Issued Accounting Pronouncements and Recently adopted accounting pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Cash outflow from sale of subsidiaries, net of cash received Proceeds from Divestiture of Businesses, Net of Cash Divested Secured Overnight Financing Rate (SOFR) Secured Overnight Financing Rate (SOFR) [Member] Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Number of warrants vested (in shares) Class of Warrant or Right, Outstanding Basic (in dollars per share) Earnings Per Share, Basic Adjustment to Compensation: Adjustment to Compensation [Axis] Related Party Transactions Related Party Transactions Disclosure [Text Block] Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Increase / (decrease) in accounts payable and accrued liabilities Increase (Decrease) in Accounts Payable and Accrued Liabilities Revenue from Contracts with Customers Revenue from Contract with Customer [Text Block] UAE Loan Facility UAE Loan Facility [Member] UAE Loan Facility Total deferred tax assets Deferred Tax Assets, Gross Number of performance periods Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Performance Periods Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Performance Periods Gain on sale of subsidiaries Gain (Loss) on Disposition of Stock in Subsidiary Performance-Based Restricted Stock Units (PRSU) Performance-Based Restricted Stock Units (PRSU) [Member] Performance-Based Restricted Stock Units (PRSU) Total current expense Current Income Tax Expense (Benefit) Adjustment to Compensation, Amount Adjustment to Compensation Amount Percentage of revenues Concentration Risk, Percentage Income Tax Holiday [Table] Income Tax, Holiday [Table] 2020 Long Term Incentive Plan 2020 Long Term Incentive Plan [Member] 2020 Long Term Incentive Plan Reduction due to reassessment of lease renewal options Reduction Due To Reassessment Of Lease Renewal Options [Abstract] Reduction Due To Reassessment Of Lease Renewal Options Basis of presentation and principles of consolidation Consolidation, Policy [Policy Text Block] Stock-based compensation expense Share-Based Payment Arrangement, Noncash Expense 2028 Finance Lease, Liability, to be Paid, Year Three Provision for employee benefits and other expenses Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits Derivative asset, notional amount Derivative Asset, Notional Amount Stock options Share-Based Payment Arrangement, Option [Member] Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Schedule of Property, Plant and Equipment Property, Plant and Equipment [Table] Cash and cash equivalents Cash and Cash Equivalents, Policy [Policy Text Block] Cash paid for income taxes Income Taxes Paid Variable Interest Entity, Primary Beneficiary Variable Interest Entity, Primary Beneficiary [Member] Impairment losses Asset Impairment Charges Total stockholders' equity Balance, beginning of period Balance, end of period Equity, Attributable to Parent Other comprehensive income Other Comprehensive Income (Loss), Net of Tax [Abstract] Insider Trading Policies and Procedures [Line Items] Total stock-based compensation expense Share-Based Payment Arrangement, Expense Summary of Estimated Useful Lives of Property and Equipment Summary of Property and Equipment Property, Plant and Equipment [Table Text Block] Common stock: shares authorized (in shares) Common Stock, Shares Authorized Refundable lease deposit Lease Deposit Liability Goodwill and Intangible Assets Disclosure [Abstract] Notice period for contract termination Revenue From Contract With Customer, Termination Notice Period Revenue From Contract With Customer, Termination Notice Period Current assets Assets, Current [Abstract] Total liabilities and stockholders' equity Liabilities and Equity Foreign currency matters Foreign Currency Transactions and Translations Policy [Policy Text Block] Defined Benefit Plan Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member] Share options Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding [Roll Forward] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Concentration of credit risk Concentration Risk, Credit Risk, Policy [Policy Text Block] Furniture, fixture and office equipment Furniture, Fixtures And Office Equipment [Member] Furniture, Fixtures And Office Equipment Liabilities and stockholders' equity Liabilities and Equity [Abstract] State State and Local Jurisdiction [Member] Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] Cover [Abstract] Maximum Maximum [Member] Vested and exercisable, Weighted average exercise price (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Exercise Price Schedule of Equity Method Investments [Table] Equity Method Investment [Table] Summary of Operating Lease Maturity Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block] Concentration Risk Type [Domain] Concentration Risk Type [Domain] Cloud Computing Software Implementation Costs Internal Use Software, Policy [Policy Text Block] Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Treasury Stock Treasury Stock, Common [Member] Total fair value of awards vested Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Pay vs Performance Disclosure [Line Items] Revenue deferred Contract With Customer, Liability, Revenue Deferred Contract With Customer, Liability, Revenue Deferred Total operating lease liabilities Total lease liabilities Operating Lease, Liability Share Repurchase Program [Line Items] Share Repurchase Program [Line Items] Foreign currency translation adjustments Foreign currency translation adjustment Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] Amortization of right of use assets Finance Lease, Right-of-Use Asset, Amortization Income before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Entity Shell Company Entity Shell Company Lease liability (right of use assets) Deferred Tax Assets, Lease Liability Deferred Tax Assets, Lease Liability Other non-current liabilities Other Liabilities, Noncurrent Goodwill impairment charges Goodwill, Impairment Loss Statement of Stockholders' Equity [Abstract] Statement of Cash Flows [Abstract] Company Selected Measure Amount Company Selected Measure Amount 2028 Lessee, Operating Lease, Liability, to be Paid, Year Three Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Total comprehensive income Comprehensive Income (Loss), Net of Tax, Attributable to Parent Reclassification out of Accumulated Other Comprehensive Income [Table] Reclassification out of Accumulated Other Comprehensive Income [Table] Name Measure Name Schedule of Income Before Income Taxes by Component Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block] United States Income (Loss) from Continuing Operations before Income Taxes, Domestic Summary of Components of Stock-Based Compensation Expense Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block] Secured Debt Secured Debt [Member] Current operating lease liabilities Operating lease liabilities, current Operating Lease, Liability, Current Interest on lease liabilities Finance Lease, Interest Expense Purchase obligation, thereafter Purchase Obligation, To Be Paid, After Year One Purchase Obligation, To Be Paid, After Year One Software Software and Software Development Costs [Member] Period Focus Document Fiscal Period Focus Phantom stock options Deferred Compensation Share-Based Arrangements, Liability, Fair Value Disclosure Deferred Compensation Share-Based Arrangements, Liability, Fair Value Disclosure Award Timing Method Award Timing Method [Text Block] Furniture & fixtures Furniture and Fixtures [Member] Award Type [Axis] Award Type [Axis] Non-current deferred revenue Contract with Customer, Liability, Noncurrent Foreign Currency Translation Adjustment Accumulated Foreign Currency Adjustment Attributable to Parent [Member] Schedule of Debt [Line Items] Schedule of Debt [Line Items] Schedule of Debt [Line Items] Total assets Assets Exercised, Weighted average remaining contractual term (years) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercised, Weighted Average Remaining Contractual Term Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercised, Weighted Average Remaining Contractual Term Investment, Name [Domain] Investment, Name [Domain] Share-based compensation plans Share-Based Payment Arrangement [Policy Text Block] Trading Symbol Trading Symbol 2029 Lessee, Operating Lease, Liability, to be Paid, Year Four Vested (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 Geographical [Domain] Geographical [Domain] Change in valuation allowance Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Percent Income taxes Income Tax, Policy [Policy Text Block] Warrant Warrants [Text Block] Warrants Entity Address, City or Town Entity Address, City or Town CASH FLOWS FROM OPERATING ACTIVITIES Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Finance leases Finance Lease, Weighted Average Discount Rate, Percent Overview and Summary of Significant Accounting Policies Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Text Block] Foreign currency translation Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss), before Reclassification and Tax Effects of exchange rate difference on cash and cash equivalents Effect of Exchange Rate on Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Total deferred tax assets, net of valuation allowance Deferred Tax Assets, Net of Valuation Allowance Concentration Risk Type [Axis] Concentration Risk Type [Axis] Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Client 1 Client 1 [Member] Client 1 Restricted Stock Units (RSUs) Restricted Stock Units (RSUs) [Member] Income Statement Location [Domain] Statement of Income Location, Balance [Domain] Severance costs Severance Costs Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Reductions for settlements Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities Entity Emerging Growth Company Entity Emerging Growth Company Impairment loss Impairment, Long-Lived Asset, Held-for-Use 2026 Finance Lease, Liability, to be Paid, Year One Variable Interest Entity Consolidation, Variable Interest Entity, Policy [Policy Text Block] Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Other countries Other Countries [Member] Other Countries Finance leases Finance Lease, Weighted Average Remaining Lease Term Operating leases Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Beginning balance, outstanding (in shares) Ending balance, outstanding (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year [Member] Significant Other Observable Inputs (Level 2) Fair Value, Inputs, Level 2 [Member] Deferred debt issuance costs Debt Issuance Costs, Net Document Financial Statement Error Correction [Flag] Document Financial Statement Error Correction [Flag] Equity method investment Beginning balance Ending balance Equity Method Investments Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Indefinite lived intangible assets Indefinite-Lived Intangible Assets (Excluding Goodwill) Operating 
Leases Lessee, Operating Lease, Liability, to be Paid, Fiscal Year Maturity [Abstract] Related Party Related Party [Member] Less: liability accretion Finance Lease, Liability, Undiscounted Excess Amount Common stock: shares outstanding (in shares) Balance, beginning of period (in shares) Balance, end of period (in shares) Common Stock, Shares, Outstanding Allowance of expected credit losses Accounts Receivable, Credit Loss Expense (Reversal) Accordion feature, maximum borrowing capacity Line of Credit Facility, Accordion Feature, Higher Borrowing Capacity Option Line of Credit Facility, Accordion Feature, Higher Borrowing Capacity Option Loss on lease terminations Gain (Loss) on Termination of Lease Schedule of Major Components of the Provision for Income Tax Expense (Benefit) Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] Plan Name [Axis] Plan Name [Axis] Property and equipment, net Property, Plant and Equipment, Policy [Policy Text Block] PEO PEO [Member] Lease Contractual Term [Domain] Lease Contractual Term [Domain] Summary of Revenue Disaggregated by Pattern of Revenue Recognition Disaggregation of Revenue [Table Text Block] Interest income Investment Income, Interest Intangible assets Deferred Tax Liabilities, Intangible Assets Reduction in income tax expense due to tax holiday Income Tax Holiday, Aggregate Dollar Amount Current tax expense: Current Income Tax Expense (Benefit), Continuing Operations [Abstract] Nearshore (Jamaica, Nicaragua, Honduras) Nearshore [Member] Nearshore Income taxes payable Accrued Income Taxes, Current United States UNITED STATES Change in assets and liabilities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract] Issue of common shares related to option issuances Stock Issued During Period, Value, Stock Options Exercised Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year [Member] Derivative Instruments and Hedging Activities Disclosure [Abstract] Expected volatility Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate Retained Earnings / (Deficit) Retained Earnings [Member] Income Tax Authority [Axis] Income Tax Jurisdiction [Axis] Number of lease agreements Number Of Lease Agreements Number Of Lease Agreements Entity Address, Postal Zip Code Entity Address, Postal Zip Code Restatement Determination Date Restatement Determination Date Share-Based Payment Arrangement [Abstract] Cash and cash equivalents at beginning of the year Cash and cash equivalents at end of the year Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Cash flow hedge - foreign currency collars, net Derivative Asset Provision for income tax expense Provision for income tax expense Provision for income taxes Income Tax Expense (Benefit) Basis spread on variable rate Debt Instrument, Basis Spread on Variable Rate Offshore (Philippines, Pakistan, India) Offshore [Member] Offshore Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Extension period of tax holiday Income Tax Holiday, Extension Period Income Tax Holiday, Extension Period Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Customer Concentration Risk Customer Concentration Risk [Member] Restatement does not require Recovery Restatement Does Not Require Recovery [Text Block] Total liabilities Liabilities, Fair Value Disclosure Contract With Customer, Liability [Roll Forward] Contract With Customer, Liability [Roll Forward] Contract With Customer, Liability Organization, Consolidation and Presentation of Financial Statements [Abstract] Share repurchase programs Stockholders' Equity, Policy [Policy Text Block] Noncash lease expense Operating Lease, Right-of-Use Asset, Periodic Reduction Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] Proceeds from the exercise of options Proceeds from Stock Options Exercised Less: Accumulated depreciation Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, Accumulated Depreciation and Amortization City Area Code City Area Code Right-of-use assets Operating Lease, Right-Of-Use Asset, Reduction Due to Reassessment of Lease Renewal Options Operating Lease, Right-Of-Use Asset, Reduction Due to Reassessment of Lease Renewal Options Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] All Trading Arrangements All Trading Arrangements [Member] Equity Awards Adjustments, Footnote Equity Awards Adjustments, Footnote [Text Block] Total Shareholder Return Vs Peer Group Total Shareholder Return Vs Peer Group [Text Block] Accrued expenses Accrued Liabilities, Current Contingencies Commitments and Contingencies, Policy [Policy Text Block] Warrant (in shares) Incremental Common Shares Attributable to Dilutive Effect of Call Options and Warrants Beginning balance, unvested (in shares) Ending balance, unvested (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number Commitments and Contingencies Disclosure [Abstract] Proceeds from line of credit Proceeds from Long-Term Lines of Credit Schedule of Movement in Deferred Revenue Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block] CASH FLOWS FROM INVESTING ACTIVITIES Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Unrecognized compensation expense, options Share-Based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Net cash inflow from operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Forfeiture of restricted common shares (in shares) Stock Issued During Period, Shares, Restricted Stock Award, Forfeited Related Party Transactions [Abstract] Equity Method Investments and Joint Ventures [Abstract] Useful economic life Property, Plant and Equipment, Useful Life Schedule of Estimates and Assumptions in Valuation Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] Selling, general and administrative Selling, General and Administrative Expenses [Member] Schedule of Equity Method Investments [Line Items] Schedule of Equity Method Investments [Line Items] Cost of services Cost of Sales [Member] Goodwill Goodwill Equity Valuation Assumption Difference, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] Components of Lease Cost and Supplemental Cash Flow Information Lease, Cost [Table Text Block] PEO Total Compensation Amount PEO Total Compensation Amount Long-Term Debt, Type [Axis] Long-Term Debt, Type [Axis] Depreciation expense Depreciation Impairment losses Tangible Asset Impairment Charges 2029 Finance Lease, Liability, to be Paid, Year Four Lease Contractual Term [Axis] Lease Contractual Term [Axis] Federal Deferred Federal Income Tax Expense (Benefit) Equity Components [Axis] Equity Components [Axis] Entity Ex Transition Period Entity Ex Transition Period Other countries Non-US [Member] Property and Equipment [Line Items] Property, Plant and Equipment [Line Items] Convertible Debt Convertible Debt [Member] Unrecognized Tax Benefits [Roll Forward] Unrecognized Tax Benefits [Roll Forward] Auditor Name Auditor Name Reduction in income tax expense due to tax holiday (in dollars per share) Income Tax Holiday, Income Tax Benefits Per Share Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] Concentration Risk [Table] Concentration Risk [Table] Number of reportable segments Number of Reportable Segments Weighted average remaining lease term (in years) Weighted Average Remaining Lease Term (Years) [Abstract] Weighted Average Remaining Lease Term (Years) Term of warrants outstanding Warrants and Rights Outstanding, Term Supplemental cash flow disclosures Supplemental Cash Flow Information [Abstract] Capitalized cost Capitalized Computer Software, Additions Restructuring Cost and Reserve [Line Items] Restructuring Cost and Reserve [Line Items] Other Performance Measure, Amount Other Performance Measure, Amount Weighted Average Exercise Price Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract] Entity Address, State or Province Entity Address, State or Province Principal payments on finance leases Financing cash flows paid for principal portion of finance leases Finance Lease, Principal Payments Impairment loss on operating lease asset Operating Lease, Impairment Loss Related Party, Type [Domain] Related and Nonrelated Parties [Domain] Total current liabilities Liabilities, Current Derivative Instrument [Axis] Derivative Instrument [Axis] Individual: Individual [Axis] Property and equipment, gross Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, before Accumulated Depreciation and Amortization Plan expenses Defined Contribution Plan, Cost Income Tax Holiday [Line Items] Income Tax Holiday [Line Items] Income Tax Authority [Domain] Income Tax Jurisdiction [Domain] Leases Lessee, Finance Leases [Text Block] Finance leases Right-of-Use Asset Obtained in Exchange for Finance Lease Liability Other current assets Other Assets, Current Document Annual Report Document Annual Report Lease Renewal Lease Renewal [Member] Lease Renewal Net cash outflow from investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Tax advances and receivables Tax Advances And Receivables [Policy Text Block] Tax Advances And Receivables 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] Purchase obligation, next twelve months Purchase Obligation, to be Paid, Year One Restricted Stock Units (RSU) and Performance-Based Restricted Stock Units (PRSU) Restricted Stock Units (RSU) And Performance-Based Restricted Stock Units (PRSU) [Member] Restricted Stock Units (RSU) And Performance-Based Restricted Stock Units (PRSU) Cash paid for interest Interest Paid, Excluding Capitalized Interest, Operating Activity Fiscal Year Document Fiscal Year Focus Maximum exposure to loss Variable Interest Entity, Reporting Entity Involvement, Maximum Loss Exposure, Amount Basis of presentation and principles of consolidation Basis of Accounting, Policy [Policy Text Block] Operating lease assets Operating Lease, Right-of-Use Asset Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Provision for credit losses Accounts Receivable, Credit Loss Expense Accounts Receivable, Credit Loss Expense Effective tax rate percentage Effective tax rate percentage Effective Income Tax Rate Reconciliation, Percent Entity Interactive Data Current Entity Interactive Data Current Reductions for tax positions of prior years Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions Operating lease cost Operating Lease, Cost Accounts Receivable and Significant Client Accounts and Nontrade Receivable [Text Block] Plan Name [Domain] Plan Name [Domain] Unrecognized compensation expense, period for recognition Weighted average remaining performance period (Years) Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Issue of common shares related to option issuances (in shares) Exercised (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period Valuation allowance Valuation allowance Deferred Tax Assets, Valuation Allowance Stockholders' equity Equity [Abstract] Revenue recognition Revenue from Contract with Customer [Policy Text Block] Weighted average common shares outstanding Weighted Average Common Shares Outstanding, Basic And Diluted [Abstract] Weighted Average Common Shares Outstanding, Basic And Diluted Vested and exercisable, Aggregate intrinsic value Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Intrinsic Value Derivatives Derivatives, Policy [Policy Text Block] Segment Information Segment Reporting Disclosure [Text Block] 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] Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Current debt Less: Current debt Long-Term Debt and Lease Obligation, Current Net operating losses Deferred Tax Assets, Operating Loss Carryforwards Federal Current Federal Tax Expense (Benefit) Property and Equipment, Type Long-Lived Tangible Asset [Axis] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Unrealized gain / (loss) on cash flow hedging instruments, net of tax Changes in fair value of cash flow hedges Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax, Parent Compensation Actually Paid vs. Total Shareholder Return Compensation Actually Paid vs. Total Shareholder Return [Text Block] Fair Value, Recurring and Nonrecurring [Table] Fair Value, Recurring and Nonrecurring [Table] 2027 Finance Lease, Liability, to be Paid, Year Two Leases Lessee, Leases [Policy Text Block] Goodwill Goodwill and Intangible Assets, Goodwill, Policy [Policy Text Block] Selling, general and administrative Selling, General and Administrative Expense Deferred tax asset, net Deferred Income Tax Assets, Net 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] Schedule of Changes in Accumulated Other Comprehensive Income (Loss) by Component Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Depreciation and amortization Depreciation, Depletion and Amortization Other non-current assets Other Assets, Noncurrent Customer [Domain] Customer [Domain] Central Index Key Entity Central Index Key PEO Name PEO Name Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year [Member] TRG Conversion (in shares) Incremental Common Shares Attributable to Dilutive Effect of Conversion of Debt Securities Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Revolving Credit Facility Revolving Credit Facility [Member] Trade receivables Accounts Receivable [Policy Text Block] Other assets Other Assets, Policy [Policy Text Block] Other Assets, Policy Total finance lease liabilities Total lease liabilities Finance leases Finance Lease, Liability Arrangement Duration Trading Arrangement Duration Expected, maximum Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Maximum Computer equipment Computer Equipment [Member] Current deferred revenue Contract with Customer, Liability, Current Total operating lease cost Lease, Cost, Excluding Finance Leases Lease, Cost, Excluding Finance Leases Exercise price per share (in dollars per share) Class of Warrant or Right, Exercise Price of Warrants or Rights Decrease / (increase) in prepaid expenses and other current assets Increase (Decrease) in Prepaid Expense and Other Assets Exercise Price Award Exercise Price Entity Filer Category Entity Filer Category Local Phone Number Local Phone Number Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Accounts receivable Accounts Receivable, before Allowance for Credit Loss, Current U.S. federal statutory rate Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Stock-Based Compensation Share-Based Payment Arrangement [Text Block] Change in accounts payable related to fixed assets Decrease In Accounts Payable, Related To Fixed Assets Decrease In Accounts Payable, Related To Fixed Assets Deferred tax liabilities Deferred Tax Liabilities, Deferred Expense [Abstract] Assets Assets [Abstract] Credit Facility [Axis] Credit Facility [Axis] Underlying Security Market Price Change Underlying Security Market Price Change, Percent Debt Instrument [Axis] Debt Instrument [Axis] Forfeitures / cancellations / expirations (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Fair Value Fair Value Disclosures [Text Block] Loss on extinguishment of debt Gain (Loss) on Extinguishment of Debt Credit Facility [Domain] Credit Facility [Domain] 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] Commercial Card Facility Commercial Card Facility [Member] Commercial Card Facility Award vesting percentage (as a percent) Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage Entity Address, Address Line One Entity Address, Address Line One Entity Address, Address Line Two Entity Address, Address Line Two Warrant contra revenue Warrant Contra Revenue Warrant Contra Revenue Purchase of treasury shares Treasury stock, acquired Treasury Stock, Value, Acquired, Cost Method Operating lease liabilities Operating Lease, Liability, Reduction Due to Reassessment of Lease Renewal Options Operating Lease, Liability, Reduction Due to Reassessment of Lease Renewal Options Accumulated Other Comprehensive Income / (Loss) Total AOCI Attributable to Parent [Member] Investment, Name [Axis] Investment, Name [Axis] Allowance for credit losses Less: Allowance for credit losses Beginning balance Ending balance Accounts Receivable, Allowance for Credit Loss, Current Credit Card Facility Credit Card Facility [Member] Credit Card Facility Non-current operating lease liabilities Operating lease liabilities, non-current Operating Lease, Liability, Noncurrent Entity Voluntary Filers Entity Voluntary Filers Derivatives Derivative Instruments and Hedging Activities Disclosure [Text Block] Fair Value as of Grant Date Award Grant Date Fair Value Property, Plant and Equipment [Abstract] Entity Registrant Name Entity Registrant Name Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Defined benefit pension costs Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Increase (Decrease) In Equity Method Investment [Roll Forward] Increase (Decrease) In Equity Method Investment [Roll Forward] Increase (Decrease) In Equity Method Investment Operating loss carryforwards Operating Loss Carryforwards Schedule of Debt Schedule of Long-Term Debt Instruments [Table Text Block] Derivative Instruments and Hedging Activities Disclosures [Table] Derivative Instruments and Hedging Activities Disclosures [Table] Employee share-based compensation (in shares) Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements Impairment, Long-Lived Asset, Held-for-Use, Statement of Income or Comprehensive Income [Extensible Enumeration] Impairment, Long-Lived Asset, Held-for-Use, Statement of Income or Comprehensive Income [Extensible Enumeration] Granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Convertible debt Convertible Debt, Current Total operating expenses Costs and Expenses Forfeitures / cancellations / expirations (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period Unrecognized compensation expense Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount Related Party Transaction [Line Items] Related Party Transaction [Line Items] Total assets Assets, Fair Value Disclosure Deferred income tax Deferred Income Taxes and Tax Credits Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] Counterparty Name [Domain] Counterparty Name [Domain] Number of operating segments Number of Operating Segments 2027 Lessee, Operating Lease, Liability, to be Paid, Year Two Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Outstanding, Weighted average remaining contractual term (years) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term Related Party, Type [Axis] Related and Nonrelated Parties [Axis] Granted (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Finance Lease, Liability, Statement of Financial Position [Extensible Enumeration] Finance Lease, Liability, Statement of Financial Position [Extensible Enumeration] Title Trading Arrangement, Individual Title Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Repayments of line of credit Repayments of Long-Term Lines of Credit Restatement Determination Date: Restatement Determination Date [Axis] Non-PEO NEO Non-PEO NEO [Member] Foreign Deferred Foreign Income Tax Expense (Benefit) Outstanding, Aggregate intrinsic value Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value Accounts receivable Accounts Receivable [Member] Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Computer equipment and software Computer Equipment And Software [Member] Computer Equipment And Software Right of use assets Deferred Tax Liabilities, Leasing Arrangements Interest expense Interest Expense, Debt Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Derivative liability, notional amount Derivative Liability, Notional Amount Name Trading Arrangement, Individual Name Award Type [Domain] Award Type [Domain] Unrealized gains (losses) on cash flow hedges 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