Immaterial Financial Restatement to Prior Period Financial Statements - Statement of Cash Flow (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2024	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Cash flows from operating activities
Consolidated net (loss) income	$ (3,753)	$ 2,555	$ (16,050)	$ 2,692	$ 9,038	$ 12,812	$ 21,345	$ 29,436	$ (14,556)	$ 72,631	$ 185,982
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Depreciation and amortization									18,200	18,347	12,576
Provision for allowances									20,787	17,355	15,328
Deferred income tax (benefit) expense									(1,944)	1,304	5,110
Non-cash lease expense									992	1,111	1,850
Impairment charges									2,888	719	5,597
Loss on early extinguishment of debt							$ 1,700		0	1,723	3,728
Equity compensation									6,025	6,579	7,393
Other non-cash costs									99	1,252	199
Changes in operating assets and liabilities:
Accounts receivable									128,327	251,427	(153,229)
Prepaid expenses and other assets									(4,990)	268	(6,915)
Income taxes									(2,278)	6,955	(20,908)
Accounts payable and accrued expenses									(29,753)	(126,611)	82,940
Operating lease liabilities									(2,791)	(4,371)	(4,962)
Other									(890)	(191)	(639)
Net cash provided by operating activities									120,116	248,498	134,050
Cash flows from investing activities
Acquisitions, net of cash acquired									0	0	(35,182)
Acquisition-related settlements									0	199	94
Purchases of property and equipment									(8,714)	(13,974)	(8,786)
Net cash used in investing activities									(8,714)	(13,775)	(43,874)
Cash flows from financing activities
Principal payments on term loan									0	(73,875)	(100,438)
Principal payments on note payable									0	0	(2,426)
Debt issuance costs									0	0	(3,237)
Borrowings under Senior Secured Asset-Based revolving credit facility									18,024	720,991	1,700,030
Repayments on revolving credit facility									(18,024)	(797,791)	(1,632,430)
Cash paid for shares withheld for taxes									(2,960)	(4,904)	(5,267)
Payment of contingent consideration									(6,579)	(7,500)	(7,500)
Stock repurchase and retirement									(37,310)	(57,654)	(35,285)
Other									0	(508)	(1,046)
Net cash used in financing activities									(46,849)	(221,241)	(87,599)
Effect of exchange rate changes on cash									(14)	8	(9)
Change in cash and cash equivalents									64,539	13,490	2,568
Cash and cash equivalents at beginning of year				$ 17,094				3,604	17,094	3,604	1,036
Cash and cash equivalents at end of year	$ 81,633				$ 17,094				$ 81,633	17,094	3,604
As Reported
Cash flows from operating activities
Consolidated net (loss) income										72,631	188,461
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Depreciation and amortization											12,576
Provision for allowances											15,328
Deferred income tax (benefit) expense											5,062
Non-cash lease expense											1,850
Impairment charges											5,597
Loss on early extinguishment of debt											3,728
Equity compensation											7,393
Other non-cash costs											199
Changes in operating assets and liabilities:
Accounts receivable											(153,229)
Prepaid expenses and other assets											(6,915)
Income taxes											(20,111)
Accounts payable and accrued expenses											79,712
Operating lease liabilities											(4,962)
Other											(639)
Net cash provided by operating activities											134,050
Cash flows from investing activities
Acquisitions, net of cash acquired											(35,182)
Acquisition-related settlements											94
Purchases of property and equipment											(8,786)
Net cash used in investing activities											(43,874)
Cash flows from financing activities
Principal payments on term loan											(100,438)
Principal payments on note payable											(2,426)
Debt issuance costs											(3,237)
Borrowings under Senior Secured Asset-Based revolving credit facility											1,700,030
Repayments on revolving credit facility											(1,632,430)
Cash paid for shares withheld for taxes											(5,267)
Payment of contingent consideration											(7,500)
Stock repurchase and retirement											(35,285)
Other											(1,046)
Net cash used in financing activities											(87,599)
Effect of exchange rate changes on cash											(9)
Change in cash and cash equivalents											2,568
Cash and cash equivalents at beginning of year								3,604		3,604	1,036
Cash and cash equivalents at end of year											3,604
Revision of Prior Period, Adjustment
Cash flows from operating activities
Consolidated net (loss) income											(2,479)
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Depreciation and amortization											0
Provision for allowances											0
Deferred income tax (benefit) expense											48
Non-cash lease expense											0
Impairment charges											0
Loss on early extinguishment of debt											0
Equity compensation											0
Other non-cash costs											0
Changes in operating assets and liabilities:
Accounts receivable											0
Prepaid expenses and other assets											0
Income taxes											(797)
Accounts payable and accrued expenses											3,228
Operating lease liabilities											0
Other											0
Net cash provided by operating activities											0
Cash flows from investing activities
Acquisitions, net of cash acquired											0
Acquisition-related settlements											0
Purchases of property and equipment											0
Net cash used in investing activities											0
Cash flows from financing activities
Principal payments on term loan											0
Principal payments on note payable											0
Debt issuance costs											0
Borrowings under Senior Secured Asset-Based revolving credit facility											0
Repayments on revolving credit facility											0
Cash paid for shares withheld for taxes											0
Payment of contingent consideration											0
Stock repurchase and retirement											0
Other											0
Net cash used in financing activities											0
Effect of exchange rate changes on cash											0
Change in cash and cash equivalents											0
Cash and cash equivalents at beginning of year								$ 0		$ 0	0
Cash and cash equivalents at end of year											$ 0