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[Axis] Common stock; $0.0001 par value: 250,000,000 shares authorized, 183,793,536 shares issued and 170,146,331 shares outstanding as of September 30, 2024; 182,905,559 shares issued and 174,575,537 shares outstanding as of December 31, 2023 Common Stock, Value, Issued Share-based Payment Arrangement [Abstract] Share-Based Payment Arrangement [Abstract] Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Other investing activities Payments for (Proceeds from) Other Investing Activities Other noncurrent assets Other Noncurrent Assets [Member] Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested [Member] Joint Venture Corporate Joint Venture [Member] Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] Schedule of Changes in Shares of Common Stock Schedule of Common Stock Outstanding Roll Forward [Table Text Block] Loss on extinguishment of debt Gain (Loss) on Extinguishment of Debt CASH FLOWS FROM FINANCING ACTIVITIES: Net Cash Provided by (Used in) Financing Activities [Abstract] 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] Concentration Risk [Line Items] Concentration Risk [Line Items] Preferred stock; $0.0001 par value; 12,500,000 shares authorized, no shares outstanding as of September 30, 2024 and December 31, 2023 Preferred Stock, Value, Issued Earnings per share, basic (in dollars per share) Earnings per common share, basic (in dollars per share) Earnings Per Share, Basic Operating lease liabilities Operating Lease, Payments Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Stock option awards Equity Option [Member] Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Designated as Hedging Instrument Designated as Hedging Instrument [Member] Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Stock, Class of Stock [Table] Stock, Class of Stock [Table] Total current liabilities Liabilities, Current 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] Share Repurchase Program [Axis] Share Repurchase Program [Axis] TOTAL ASSETS Assets Capital distribution from equity method investments Distributions received from the investees Proceeds from Equity Method Investment, Distribution COST OF REVENUE Cost of Goods and Services Sold Schedule of Carrying Amount and Accumulated Amortization of Intangible Assets Schedule of Acquired Finite-Lived Intangible Assets by Major Class [Table Text Block] Acquisition of property and equipment Payments to Acquire Property, Plant, and Equipment Other noncurrent liabilities Other Liabilities, Noncurrent Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Government payers Government Customer [Member] Government Customer [Member] Termination Date Trading Arrangement Termination Date Class of Warrant or Right [Domain] Class of Warrant or Right [Domain] Other noncurrent assets and liabilities Increase (Decrease) in Other Noncurrent Assets and Liabilities, Net NATURE OF OPERATIONS AND PRESENTATION OF FINANCIAL STATEMENTS Business Description and Basis of Presentation [Text Block] Schedule of Related Party Transactions, by Related Party [Table] Related Party Transaction [Table] 2026 Lessee, Operating Lease, Liability, to be Paid, Year Two 2025 Long-Term Debt, Maturity, Year One STOCK-BASED INCENTIVE COMPENSATION Share-Based Payment Arrangement [Text Block] Entity Address, City or Town Entity Address, City or Town Debt Instrument [Axis] Debt Instrument [Axis] Schedule of Estimated Fair Values of Debt Obligations Schedule of Carrying Values and Estimated Fair Values of Debt Instruments [Table Text Block] Share-based compensation expense Share-Based Payment Arrangement, Expense NET INCOME Net income Net income Net Income (Loss) Attributable to Parent Trading Arrangement: Trading Arrangement [Axis] Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Business Acquisition [Axis] Business Acquisition [Axis] Available borrowing capacity Line of Credit Facility, Current Borrowing Capacity Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] 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] Entity File Number Entity File Number REVENUE Revenue from Contract with Customer [Text Block] Document Fiscal Year Focus Document Fiscal Year Focus Income Statement [Abstract] Income Statement [Abstract] Entity Address, Address Line One Entity Address, Address Line One Equity award issuances Shares Issued During Period, Shares Shares Issued During Period, Shares Shares repurchased Treasury Stock, Value, Acquired, Cost Method Denominator: Weighted Average Number of Shares Outstanding Reconciliation [Abstract] Entity Address, Address Line Two Entity Address, Address Line Two Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Name Forgone Recovery, Individual Name 2024 Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year Weighted-average remaining lease term, operating leases (in years) Operating Lease, Weighted Average Remaining Lease Term Commercial payers Commercial Customer [Member] Commercial Customer [Member] Document Period End Date Document Period End Date Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Total lease payments Lessee, Operating Lease, Liability, to be Paid Insider Trading Arrangements [Line Items] Lien Category [Domain] Lien Category [Domain] Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount 2027 Lessee, Operating Lease, Liability, to be Paid, Year Three PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Second Lien Credit Agreement Second Lien Credit Agreement Member [Member] Second Lien Credit Agreement Member Adjustment to Compensation: Adjustment to Compensation [Axis] Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Document Transition Report Document Transition Report Document Quarterly Report Document Quarterly Report Referral sources Customer Lists [Member] Customer [Domain] Customer [Domain] Accumulated other comprehensive income Accumulated Other Comprehensive Income (Loss), Net of Tax Entity Current Reporting Status Entity Current Reporting Status Retained Earnings Retained Earnings [Member] Referral sources, net Finite Lived Customer Lists, Net Finite Lived Customer Lists, Net Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Related Party [Axis] Related and Nonrelated Parties [Axis] Weighted average common shares outstanding, basic (in shares) Weighted average number of common shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Basic Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Amortization of deferred financing costs Amortization of Debt Issuance Costs and Discounts Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Executive Category: Executive Category [Axis] Name Awards Close in Time to MNPI Disclosures, Individual Name Entity Filer Category Entity Filer Category Income Statement Location [Domain] Statement of Income Location, Balance [Domain] Change in unrealized (loss) gain on cash flow hedges, net of income tax benefit of $1,998, $8, $1,785 and $57, respectively Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax, Parent Company Selected Measure Name Company Selected Measure Name