Leases - Schedule of Additional Information Related To Leases (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2022
Leases [Abstract]
Operating Leases, Weighted-average remaining lease term	13 years 1 month 6 days	13 years 8 months 12 days
Operating Leases, Weighted-average incremental borrowing rate	5.22%	5.11%
Finance Leases, Weighted-average remaining lease term	1 year 1 month 6 days	1 year 9 months 18 days
Finance Leases, Weighted-average incremental borrowing rate	3.64%	3.64%
Operating lease liabilities	$ 169	$ 172	$ 182
Finance lease liabilities - principal	24	24	27
Finance lease liabilities - interest	1	2	3
Operating lease right-of-use assets obtained in exchange for operating lease liabilities	$ 20	$ 248	$ 72