Goodwill and Intangible Assets - Schedule of Goodwill by Reportable Segment (Details) $ in Thousands	9 Months Ended
	Mar. 31, 2026 USD ($)
Goodwill [Roll Forward]
Beginning balance	$ 5,021,805
Goodwill acquired	1,453,474
Foreign currency translation	(8,730)
Ending balance	6,466,549
Domestic
Goodwill [Roll Forward]
Beginning balance	4,773,411
Goodwill acquired	1,443,499
Foreign currency translation	800
Ending balance	6,217,710
International
Goodwill [Roll Forward]
Beginning balance	248,394
Goodwill acquired	9,975
Foreign currency translation	(9,530)
Ending balance	$ 248,839