CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Mar. 31, 2022	Mar. 31, 2021
Statement Of Income And Comprehensive Income [Abstract]
Net income	$ 95,417	$ 120,344	$ 273,825	$ 320,466
Other comprehensive income (loss):
Foreign currency translation adjustment	(5,087)	440	(11,274)	21,946
Change in fair value of interest rate swap agreements, net of tax	17,361	6,467	24,999	11,363
Other comprehensive income, net of tax	12,274	6,907	13,725	33,309
Comprehensive income	$ 107,691	$ 127,251	$ 287,550	$ 353,775