Unaudited Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Operating activities
Net income	$ 454,537	$ 480,123
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	53,739	43,783
Stock-based compensation	60,844	66,648
Provision for credit losses on accounts and other receivables	74,418	52,704
Amortization of deferred financing costs and discounts	3,574	4,131
Amortization of intangible assets and premium on receivables	114,169	111,493
Loss on extinguishment of debt	0	1,934
Deferred income taxes	(11,799)	(10,864)
Investment (gain) loss	(172)	345
Other non-cash operating expense, net	1,478	80
Changes in operating assets and liabilities (net of acquisitions):
Accounts and other receivables	(365,572)	(1,225,705)
Prepaid expenses and other current assets	78,035	(13,088)
Derivative assets and liabilities, net	(14,611)	20,576
Other assets	29,397	(1,283)
Accounts payable, accrued expenses and customer deposits	348,643	510,976
Net cash provided by operating activities	826,680	41,853
Investing activities
Acquisitions, net of cash acquired	(126,694)	(33,744)
Purchases of property and equipment	(78,922)	(66,629)
Other	4,401	0
Net cash used in investing activities	(201,215)	(100,373)
Financing activities
Proceeds from issuance of common stock	66,148	18,837
Repurchase of common stock	(11,973)	(795,302)
Borrowings on securitization facility, net	(39,000)	482,000
Deferred financing costs	0	(337)
Proceeds from notes payable	0	3,000,000
Principal payments on notes payable	(47,000)	(2,777,000)
Borrowings from revolver	4,351,000	1,550,000
Payments on revolver	(4,817,000)	(1,356,000)
Borrowings on swing line of credit, net	255,750	194
Other	264	0
Net cash (used in) provided by financing activities	(241,811)	122,392
Effect of foreign currency exchange rates on cash	38,401	41,866
Net increase in cash and cash equivalents and restricted cash	422,055	105,738
Cash and cash equivalents and restricted cash, beginning of period	2,289,180	2,250,695
Cash and cash equivalents and restricted cash, end of period	2,711,235	2,356,433
Supplemental cash flow information
Cash paid for interest	215,850	73,323
Cash paid for income taxes	$ 238,769	$ 215,653