CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
CASH FLOWS FROM OPERATING ACTIVITIES
Net income	$ 230,115	$ 169,917
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	84,303	71,270
Amortization of deferred financing costs	1,291	1,095
Stock-based compensation expense	31,343	22,949
Deferred income taxes	(13,352)	(25,770)
Changes in operating assets and liabilities, net of effect of business acquisitions:
Accounts receivable, net	(51,731)	(50,642)
Prepaid expenses and other assets	(12,995)	(28,703)
Accounts payable and other accrued expenses	(27,907)	90,769
Accrued compensation and benefits	(86,261)	(124,640)
Income taxes payable and receivable	5,077	2,879
Operating lease liabilities and assets, net	(572)	(4,371)
Long-term liabilities	1,392	17,099
Net cash provided by operating activities	160,703	141,852
CASH FLOWS FROM INVESTING ACTIVITIES
Capital expenditures	(21,400)	(29,410)
Acquisitions of businesses, net of cash acquired	(1,569,388)	(10,869)
Other	2,410	1,974
Net cash used in investing activities	(1,588,378)	(38,305)
CASH FLOWS FROM FINANCING ACTIVITIES
Proceeds from borrowings under bank credit facilities	4,347,000	1,531,500
Principal payments made under bank credit facilities	(2,824,148)	(1,454,313)
Payment of financing costs under bank credit facilities	(9,803)	0
Proceeds from employee stock purchase plans	6,415	5,848
Repurchases of common stock	(10,352)	(155,765)
Payment of taxes for equity transactions	(35,797)	(18,061)
Net cash provided by (used in) financing activities	1,473,315	(90,791)
Effect of exchange rate changes on cash and cash equivalents	(3,894)	319
Net change in cash and cash equivalents	41,746	13,075
Cash and cash equivalents, beginning of period	133,961	115,776
Cash and cash equivalents, end of period	175,707	128,851
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION
Cash paid during the period for income taxes, net of refunds	65,464	60,381
Cash paid during the period for interest	54,139	46,986
Non-cash financing and investing activities:
Accrued capital expenditures	2,419	1,769
Landlord sponsored tenant incentives	$ 5,864	$ 2,693