Restructuring and Synergy and Site Consolidation Plans - Components and Restructuring Charges and Payments (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Jun. 30, 2023	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021
Restructuring Reserve [Roll Forward]
Restructuring accruals		$ 119,456	$ 0	$ 0
May 2023 Restructuring Plan
Restructuring Reserve [Roll Forward]
Beginning Balance		0
Restructuring accruals		184,101
Reimbursement arrangements		(65,000)
Reimbursement arrangement related accrual		9,247
Payments		(12,565)
Asset write-offs and other		(51,404)
Ending Balance	$ 64,379	64,379	0
Synergy and Site Consolidation Plan
Restructuring Reserve [Roll Forward]
Restructuring accruals	20,000
Employee Severance | May 2023 Restructuring Plan
Restructuring Reserve [Roll Forward]
Beginning Balance		0
Restructuring accruals		76,944
Reimbursement arrangements		(9,247)
Reimbursement arrangement related accrual		9,247
Payments		(12,565)
Asset write-offs and other		0
Ending Balance	64,379	64,379	0
Asset Write-Offs | May 2023 Restructuring Plan
Restructuring Reserve [Roll Forward]
Beginning Balance		0
Restructuring accruals		107,157
Reimbursement arrangements		(55,753)
Reimbursement arrangement related accrual		0
Payments		0
Asset write-offs and other		(51,404)
Ending Balance	$ 0	$ 0	$ 0