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Debt - Schedule of Components of Debt (Detail) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Dec. 10, 2021
Line of Credit Facility [Line Items]
Debt, gross	$ 3,257,482
Total debt	3,222,224	$ 3,686,921
Current portion of long-term debt	(7,916)	(188,306)
Long-term debt, less current portion	$ 3,214,308	3,498,615
Line of credit \| Secured Debt
Line of Credit Facility [Line Items]
Interest rate on debt	1.55%
Debt, gross	$ 14,000
Line of credit \| Credit Agreement \| Term A Facility
Line of Credit Facility [Line Items]
Basis spread on variable rate	1.25%
Debt, gross	$ 1,140,625	624,375
Line of credit \| Credit Agreement \| Debt issuance costs, Term A Facility and Revolving Credit Facility
Line of Credit Facility [Line Items]
Debt issuance costs	$ (10,087)	(8,141)
Line of credit \| Credit Agreement \| Term B Facility
Line of Credit Facility [Line Items]
Basis spread on variable rate	1.75%
Debt, gross	$ 1,080,000	2,102,358
Debt issuance costs	(21,228)	(36,478)
Line of credit \| Other Credit Facility
Line of Credit Facility [Line Items]
Debt, gross	28,004	0
Line of credit \| Borrowings on local lines of credit \| Secured Debt
Line of Credit Facility [Line Items]
Debt, gross	4,791	2,091
Line of credit \| Facility construction loan in Germany \| Secured Debt
Line of Credit Facility [Line Items]
Debt, gross	$ 14,062	17,682
Senior Notes \| 5.00% Senior Notes
Line of Credit Facility [Line Items]
Interest rate on debt	5.00%		5.00%
Debt, gross	$ 990,000	990,000
Debt Issuance costs and discount, Senior Notes	$ (3,943)	$ (4,966)