CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2026	Mar. 31, 2025	Mar. 31, 2026	Mar. 31, 2025
Statement of Comprehensive Income [Abstract]
Net income	$ 130,393	$ 111,860	$ 379,058	$ 341,975
Other comprehensive (loss) income:
Foreign currency translation adjustment	(6,500)	9,671	(11,725)	4,235
Change in fair value of interest rate swap agreements, net of tax	1,196	(5,889)	(1,879)	(15,103)
Total other comprehensive (loss) income, net of tax	(5,304)	3,782	(13,604)	(10,868)
Comprehensive income	$ 125,089	$ 115,642	$ 365,454	$ 331,107