Leases Supplemental Cash Flow Information (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2022
Leases [Abstract]
Operating Lease, Payments	$ 124	$ 119	$ 123
Finance Lease, Principal Payments	36	31	21
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability	143	75	101
Right-of-Use Asset Obtained in Exchange for Finance Lease Liability	$ 55	$ 42	$ 28