Restructuring and Synergy and Site Consolidation Plans - Schedule of Components and Restructuring Charges and Payments (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2023	Sep. 30, 2023	Dec. 31, 2023	Dec. 31, 2022
Restructuring Reserve [Roll Forward]
Restructuring charges (recoveries)			$ 2,639	$ 0
May 2023 Restructuring Plan
Restructuring Reserve [Roll Forward]
Beginning Balance	$ 58,499	$ 64,379	64,379
Restructuring charges (recoveries)	(1,570)	3,018
Payments	(2,103)	(7,930)
Asset write-offs and other	(3,278)	(968)
Ending Balance	51,548	58,499	51,548
Severance | May 2023 Restructuring Plan
Restructuring Reserve [Roll Forward]
Beginning Balance	58,499	64,379	64,379
Restructuring charges (recoveries)	(4,848)	2,050
Payments	(2,103)	(7,930)
Asset write-offs and other	0	0
Ending Balance	51,548	58,499	51,548
Asset Write-Offs | May 2023 Restructuring Plan
Restructuring Reserve [Roll Forward]
Beginning Balance	0	0	0
Restructuring charges (recoveries)	54	269
Payments	0	0
Asset write-offs and other	(54)	(269)
Ending Balance	0	0	0
Other | May 2023 Restructuring Plan
Restructuring Reserve [Roll Forward]
Beginning Balance	0	0	0
Restructuring charges (recoveries)	3,224	699
Payments	0	0
Asset write-offs and other	(3,224)	(699)
Ending Balance	$ 0	$ 0	$ 0