Share repurchase authorized amount Stock Repurchase Program, Authorized Amount Supplemental disclosure of cash flow information: Supplemental Cash Flow Information [Abstract] Available-for-Sale Investment AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-sale, Parent [Member] Earnings Per Share Earnings Per Share, Policy [Policy Text Block] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Net income Net income (loss) Net income Net Income (Loss) Attributable to Parent Operating lease right-of-use assets Operating Lease, Right-of-Use Asset Accrued payroll and related benefits Employee-related Liabilities, Current Accumulated Amortization Finite-Lived Intangible Assets, Accumulated Amortization Statistical Measurement [Domain] Statistical Measurement [Domain] Increase (decrease) in contract asset Increase (Decrease) in Contract with Customer, Asset Segment Information Segment Reporting, Policy [Policy Text Block] Security Exchange Name Security Exchange Name Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Proceeds from sale of property and equipment Proceeds from Sale of Property, Plant, and Equipment Revenue from Contract with Customer [Abstract] Revenue from Contract with Customer [Abstract] Deferred payments on business acquisitions Payment for Contingent Consideration Liability, Financing Activities Additional paid-in capital Additional Paid in Capital, Common Stock Restructuring Type [Axis] Restructuring Type [Axis] Commitments, Contingencies and Guarantees Commitments Contingencies and Guarantees [Text Block] Other non-current assets Other Assets, Noncurrent Other comprehensive income (loss) Other Comprehensive Income (Loss), before Tax, Portion Attributable to Parent Segments [Axis] Segments [Axis] Derivative Instruments and Hedging Activity Derivatives, Policy [Policy Text Block] Net decrease in cash and cash equivalents Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Entity File Number Entity File Number Share-based compensation APIC, Share-based Payment Arrangement, Increase for Cost Recognition Change in fair value Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings Fair Value Disclosures - 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Entity Interactive Data Current Entity Interactive Data Current 2025 Finite-Lived Intangible Asset, Expected Amortization, Year Four Fair Value (Derivative Asset and Liability) Interest Rate Cash Flow Hedge Derivative at Fair Value, Net Components of Segment Information Segment Reporting Information, Profit (Loss) [Abstract] Exercise of stock options Stock Issued During Period, Value, Stock Options Exercised Minimum Minimum [Member] Income tax receivable Income Taxes Receivable, Current Change in fair value of contingent consideration liabilities Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability Change in Contract with Customer, Asset [Abstract] Change in Contract with Customer, Asset [Abstract] Contingent consideration for business acquisitions Contingent Consideration Liability [Member] Contingent Consideration Liability Effect of exchange rate changes on cash Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Balance Sheet Location [Domain] Balance Sheet Location [Domain] Liabilities Beginning balance Ending balance Contingent consideration liability Financial and Nonfinancial Liabilities, Fair Value Disclosure Selling, general and administrative expenses Selling, General and Administrative Expense Net of Taxes Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Entity Address, State or Province Entity Address, State or Province Restructuring reserve Beginning balance Ending balance Restructuring Reserve Deferred income taxes, net Deferred Income Tax Assets, Net Current liabilities: Liabilities, Current [Abstract] Capitalization of internally developed software costs Payments to Develop Software Medically Home Group Inc Medically Home Group Inc [Member] Medically Home Group Inc Purchases of business, net of cash acquired Payments to Acquire Businesses, Net of Cash Acquired Foreign Currency Translation Accumulated Foreign Currency Adjustment Attributable to Parent [Member] Financing Arrangements Debt Disclosure [Text Block] Other Other Restructuring [Member] Level 3 Fair Value, Inputs, Level 3 [Member] Accounting Policies [Abstract] Accounting Policies [Abstract] Derivative Instrument [Axis] Derivative Instrument [Axis] Number of reportable segments Number of Reportable Segments Segment operating income as a percentage of segment revenues Operating Income Loss As Percent Of Revenues Segment operating income (loss) as percent of segment revenues. 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Securities, Unrealized Gain (Loss) Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Basic (shares) Weighted average common shares outstanding - basic (shares) Weighted Average Number of Shares Outstanding, Basic Net income (USD per share) Earnings Per Share, Diluted Segments [Domain] Segments [Domain] Amortization of debt discount and issuance costs Amortization of Debt Issuance Costs and Discounts Weighted average common stock equivalents (shares) Weighted Average Number Diluted Shares Outstanding Adjustment Receivables from major customers (as a percent) Receivables from Major Customer Percentage The percentage of combined consolidated receivables from clients, net and unbilled services, net generated by a single customer above the 10% concentration risk percentage. Percentage of fixed rate Interest Rate Swap Fixed Interest Rate The fixed interest rate we pay to the counterparty of the interest rate swap. Schedule of Restructuring and Related Costs [Table] Schedule of Restructuring and Related Costs [Table] Comprehensive income Comprehensive income Comprehensive Income (Loss), Net of Tax, Attributable to Parent Intangible assets, net Intangible Assets, Net (Excluding Goodwill) Employee Costs Employee Severance [Member] Investments Investment, Policy [Policy Text Block] Net of Taxes Other Comprehensive Income (Loss), Net of Tax [Abstract] Other Comprehensive Income (Loss), Net of Tax Net cash provided by financing activities Net Cash Provided by (Used in) Financing Activities Treasury stock, at cost, 2,681,730 and 2,495,172 shares, respectively Treasury Stock, Value Weighted average shares used in calculating earnings per share: Weighted Average Number of Shares Outstanding, Diluted [Abstract] Deferred income taxes, net Deferred Income Tax Liabilities, Net Duration of LIBOR Duration Of Libor The duration of LIBOR which is used to calculate the interest received from the counterparty. Deferred compensation and other liabilities Other Noncurrent Liabilities [Member] Components of Other Comprehensive Income (Loss), Net of Tax Comprehensive Income (Loss) [Table Text Block] Settlement of repurchase of shares (in shares) StockPurchaseInitiatedbutnotyetSettledShares StockPurchaseInitiatedbutnotyetSettledShares Fair Value of Financial Instruments Fair Value Disclosures [Text Block] Restructuring charges Total operating expenses Restructuring Charges Accounts payable Accounts Payable, Current Number of operating industries Number of Operating Industries Number of Operating Industries Depreciation and amortization Depreciation, Depletion and Amortization Financial Assets and Liabilities Measured at Fair Value on Recurring Basis Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] 2024 Finite-Lived Intangible Asset, Expected Amortization, Year Three Proceeds from bank borrowings Proceeds from Long-term Lines of Credit Unrealized gain (loss) on cash flow hedges: Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, before Tax [Abstract] Performance Obligation Satisfied in Prior Period [Domain] Performance Obligation Satisfied in Prior Period [Domain] [Domain] for Performance Obligation Satisfied in Prior Period [Axis] Accumulated Other Comprehensive Income AOCI Attributable to Parent [Member] Contract asset after allowance for credit loss Contract with Customer, Asset, after Allowance for Credit Loss Shorelight Holdings LLC Shorelight Holdings Llc [Member] Shorelight Holdings Llc [Member] Restructuring Charges [Abstract] Restructuring Charges [Abstract] Long-term investments Long-term Investments Financial Instruments [Domain] Financial Instruments [Domain] Tax (Expense) Benefit Other Comprehensive Income (Loss), Tax [Abstract] Net unrealized gain (loss) Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, before Tax Revenues and reimbursable expenses: Revenues [Abstract] Commercial: Commercial [Member] Commercial Restructuring and Related Activities [Abstract] Restructuring and Related Activities [Abstract] Document Period End Date Document Period End Date Restricted stock awards, net of cancellations (shares) Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures Number of reporting units Number of Reporting Units Entity Central Index Key Entity Central Index Key Unrealized gain (loss) on investment, net of tax Unrealized gain (loss) on investment OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment and Tax Other operating expenses Other Selling, General and Administrative Expense Customer relationships Customer Relationships [Member] Property and equipment, net Property, Plant and Equipment, Net Tax (Expense) Benefit Other Comprehensive Income (Loss), Tax, Portion Attributable to Parent, Parenthetical Disclosures [Abstract] Summary of Carrying Amounts of Debt Schedule of Long-term Debt Instruments [Table Text Block] Schedule of Future Amortization Expense Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Change in fair value Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Other Comprehensive Income (Loss) Debt Instrument [Line Items] Debt Instrument [Line Items] Repayments of bank borrowings Repayments of Long-term Debt Trading Symbol Trading Symbol Earnings per share: Earnings Per Share [Abstract] Related Party Transaction [Domain] Related Party Transaction [Domain] (Increase) decrease in other assets Increase (Decrease) in Other Operating Assets Total revenues and reimbursable expenses Revenues Senior secured credit facility Senior Secured Credit Facility [Member] Senior Secured Credit Facility [Member] Revolving credit facility Line of Credit Facility, Current Borrowing Capacity Actual consolidated leverage ratio Debt Instrument, Covenant, Actual Consolidated Leverage Ratio Debt Instrument, Covenant, Actual Consolidated Leverage Ratio Goodwill Goodwill, Gross Change in fair value Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification, Tax Long-term debt, net of current portion Long-term Debt, Excluding Current Maturities Liabilities: Liabilities, Fair Value Disclosure [Abstract] Aircraft Security Agreement Aircraft Security Agreement [Member] Aircraft Security Agreement Schedule of Goodwill [Table] Schedule of Goodwill [Table] Non-cash lease expense Noncash Operating Lease Expense Portion of straight-line operating lease expense allocated to the amortization of the operating lease right of use assets. Convertible debt investment Convertible Debt Securities Convertible Debt Securities [Member] Entity Current Reporting Status Entity Current Reporting Status Effective income tax rate (as a percent) Effective Income Tax Rate Reconciliation, Percent Gain on sale of property, plant and equipment Gain (Loss) on Disposition of Property Plant Equipment Cash and cash equivalents at beginning of the period Cash and cash equivalents at end of the period Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Beginning balance (shares) Ending balance (shares) Shares, Issued Common stock, par value (USD per share) Common Stock, Par or Stated Value Per Share Discount rate Measurement Input, Discount Rate [Member] Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] Current assets: Assets, Current [Abstract] Gross Carrying Amount Finite-Lived Intangible Assets, Gross Interest expense, net of interest income Interest Income (Expense), Nonoperating, Net Unrealized gain (loss) on cash flow hedges: Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax [Abstract] Intangible assets Finite-Lived Intangible Assets, Net [Abstract] LIBOR London Interbank Offered Rate (LIBOR) [Member] Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Entity Address, Postal Zip Code Entity Address, Postal Zip Code Underlying Asset Class [Domain] Underlying Asset Class [Domain] Exercise of stock options (shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Diluted (shares) Weighted average common shares outstanding - diluted (shares) Weighted Average Number of Shares Outstanding, Diluted Fair value, measurements, recurring Fair Value, Recurring [Member] Income Taxes Income Tax Disclosure [Text Block] Related Party [Domain] Related Party [Domain] Long-term Debt, Type [Axis] Long-term Debt, Type [Axis] Intangible Assets Schedule of Acquired Finite-Lived Intangible Assets by Major Class [Table Text Block] Interest rate on borrowings (as a percent) Debt Instrument, Basis Spread on Variable Rate Cash Flow Hedges Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member] 2026 Finite-Lived Intangible Asset, Expected Amortization, Year Five Fair Value of Financial Instruments Fair Value of Financial Instruments, Policy [Policy Text Block] Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Other income (expense), net: Nonoperating Income (Expense) [Abstract] Before Taxes Other Comprehensive Income (Loss), before Tax, Portion Attributable to Parent [Abstract] Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Entity Address, Address Line One Entity Address, Address Line One Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities Disaggregation of Revenue [Abstract] Disaggregation of Revenue [Abstract] Changes in operating assets and liabilities, net of acquisitions and divestiture: Increase (Decrease) in Operating Capital [Abstract] Commitments And Contingencies [Table] Commitments And Contingencies [Table] Commitments And Contingencies [Table] Cash flows from operating activities: Net Cash Provided by (Used in) Operating Activities [Abstract] Entity Shell Company Entity Shell Company Total current liabilities Liabilities, Current Shares redeemed for employee tax withholdings Payment, Tax Withholding, Share-based Payment Arrangement Reclassification adjustments into earnings Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, Tax Maximum principle amount Line of Credit Facility, Maximum Borrowing Capacity Revenues Revenue from Contract with Customer, Including Assessed Tax Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Loss Contingency, Management's Assessment and Process Loss Contingency, Management's Assessment and Process Current Fiscal Year End Date Current Fiscal Year End Date Equity Securities without Readily Determinable Fair Value Equity Securities without Readily Determinable Fair Value [Policy Text Block] Business Advisory [Member] Business Advisory [Member] Business Advisory [Member] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Statement [Table] Statement [Table] New Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Prepaid expenses and other current assets Prepaid Expenses and Other Current Assets [Member] 2020 Share repurchase program Share Repurchase Program [Member] Share Repurchase Program [Member] Direct costs (exclusive of depreciation and amortization included below) Cost of Goods and Service, Excluding Depreciation, Depletion, and Amortization Statistical Measurement [Axis] Statistical Measurement [Axis] Payments for (Proceeds from) Life Insurance Policies Payments for (Proceeds from) Life Insurance Policies (Increase) decrease in unbilled services, net Increase (Decrease) in Other Receivables Option to increase revolving credit facility Optional Increase In Revolver Optional increase in revolver. Preferred Stock Preferred Stock [Member] Goodwill Goodwill, net beginning balance Goodwill, net ending balance Goodwill Lessee, Operating Lease, Lease Not yet Commenced, Description Lessee, Operating Lease, Lease Not yet Commenced, Description Reclassification adjustments into earnings Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax Price volatility Measurement Input, Price Volatility [Member] Scenario [Domain] Scenario [Domain] Changes in Carrying Amount of Goodwill Schedule of Goodwill [Table Text Block] Description of Business Nature of Operations [Text Block] Adjustments to reconcile net income to cash flows from operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Transaction Expenses Transaction Expenses [Member] Transaction Expenses Cumulative unrealized gains Equity Securities without Readily Determinable Fair Value, Upward Price Adjustment, Cumulative Amount Education Education [Member] Education [Member] Schedule of Finite-Lived Intangible Assets [Table] Schedule of Finite-Lived Intangible Assets [Table]