Income Taxes-Components of Income Tax Expense (Details) - USD ($)	12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2022
Current Income Tax Expense (Benefit), Continuing Operations [Abstract]
Federal	$ 0	$ (1,000,000)	$ (8,000,000)
State and local	(5,000,000)	(1,000,000)	14,000,000
Non-U.S.	48,000,000	43,000,000	66,000,000
Total current	43,000,000	41,000,000	72,000,000
Deferred:
Federal	(15,000,000)	(99,000,000)	6,000,000
State and local	(11,000,000)	(4,000,000)	(5,000,000)
Non-U.S.	(1,000,000)	(24,000,000)	7,000,000
Total deferred	(27,000,000)	(127,000,000)	8,000,000
Total provision	$ 16,000,000	$ (86,000,000)	$ 80,000,000