Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024
Operating activities:
Net income	$ 487,079	$ 855,142
Adjustments to reconcile net income to cash provided by operating activities:
Depreciation and amortization	152,452	151,093
Stock-based compensation expense	123,718	124,590
Deferred taxes	(43,043)	(5,800)
Goodwill impairment	150,000	0
Loss on impairment of lease related assets	4,702	2,950
Reduction in the carrying amount of operating lease right-of-use assets	49,463	48,431
Amortization and write-off of deferred financing fees	3,125	3,565
Gain on de-designated swaps	(489)	(2,152)
Changes in assets and liabilities, net of acquisitions and divestitures:
Fees receivable, net	627,775	286,634
Deferred commissions	124,367	75,783
Prepaid expenses and other current assets	(51,597)	(46,954)
Other assets	(29,129)	(35,565)
Deferred revenues	(335,057)	(83,961)
Accounts payable and accrued and other liabilities	(267,545)	(224,189)
Cash provided by operating activities	995,821	1,149,567
Investing activities:
Additions to property, equipment and leasehold improvements	(91,310)	(77,796)
Acquisition of business	0	(2,000)
Cash used in investing activities	(91,310)	(79,796)
Financing activities:
Proceeds from employee stock purchase plan	25,203	20,792
Payments of deferred financing fees	0	(2,972)
Proceeds from revolving credit facility	0	274,400
Payments on long-term debt	0	(274,400)
Purchases of treasury stock	(1,492,678)	(633,377)
Cash used in financing activities	(1,467,475)	(615,557)
Net (decrease) increase in cash and cash equivalents and restricted cash	(562,964)	454,214
Effects of exchange rates on cash and cash equivalents	60,547	(5,521)
Cash and cash equivalents and restricted cash, beginning of period	1,933,147	1,319,599
Cash and cash equivalents, end of period	$ 1,430,730	$ 1,768,292