Restructuring Plan - Schedule of Activity and Accrual Balances for the Restructuring Plan (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2022
Restructuring Reserve [Roll Forward]
Restructuring charges (recoveries)	$ 16,557	$ 119,456	$ 0
May 2023 Restructuring Plan
Restructuring Reserve [Roll Forward]
Beginning balance	64,379	0
Restructuring charges (recoveries)	27,056	184,101
Reimbursement arrangements		(65,000)
Reimbursement arrangement related accrual		9,247
Payments	(13,189)	(12,565)
Asset write-offs and other	(27,185)	(51,404)
Ending balance	51,061	64,379	0
May 2023 Restructuring Plan | Severance
Restructuring Reserve [Roll Forward]
Beginning balance	64,379	0
Restructuring charges (recoveries)	(129)	76,944
Reimbursement arrangements		(9,247)
Reimbursement arrangement related accrual		9,247
Payments	(13,189)	(12,565)
Asset write-offs and other	0	0
Ending balance	51,061	64,379	0
May 2023 Restructuring Plan | Asset Write-Offs
Restructuring Reserve [Roll Forward]
Beginning balance	0	0
Restructuring charges (recoveries)	11,658	107,157
Reimbursement arrangements		(55,753)
Reimbursement arrangement related accrual		0
Payments	0	0
Asset write-offs and other	(11,658)	(51,404)
Ending balance	0	0	0
May 2023 Restructuring Plan | Other
Restructuring Reserve [Roll Forward]
Beginning balance	0	0
Restructuring charges (recoveries)	15,527	0
Reimbursement arrangements		0
Reimbursement arrangement related accrual		0
Payments	0	0
Asset write-offs and other	(15,527)	0
Ending balance	$ 0	$ 0	$ 0