CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Cash flows from operating activities:
Net income	$ 152,454	$ 149,543
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	16,161	13,136
Operating lease cost	20,244	18,199
Share-based compensation	7,582	7,464
Asset impairments	24,081	0
Other non-cash items	11,950	383
Changes in operating assets and liabilities, net of acquired assets and assumed liabilities:
Accounts receivable	(179,899)	(122,144)
Inventories	(8,309)	(5,220)
Prepaid expenses and other assets	(7,843)	(35,859)
Accounts payable, accrued expenses and other liabilities	(62,563)	(31,824)
Right-of-use assets and operating lease liabilities	(20,265)	(17,421)
Income taxes	18,833	33,674
Cash provided by (used in) operating activities	(27,574)	9,931
Cash flows from investing activities:
Purchases of property, equipment, and software	(15,750)	(27,581)
Cash used in investing activities	(15,750)	(27,581)
Cash flows from financing activities:
Proceeds from borrowings	78,156	214,634
Repayments of borrowings	(16,405)	(256,000)
Deferred debt issuance costs	(1,173)	(545)
Repurchases of common stock for tax withholding	(5,913)	(10,395)
Other	166	0
Cash provided by (used in) financing activities	54,831	(52,306)
Effect of exchange rate changes on cash, cash equivalents, and restricted cash	(1,582)	4,000
Net change in cash, cash equivalents, and restricted cash	9,925	(65,956)
Cash, cash equivalents, and restricted cash—beginning of period	153,097	194,885
Cash, cash equivalents, and restricted cash—end of period	$ 163,022	$ 128,929