Income Taxes (Schedule of Income before Income Tax, Domestic and Foreign) (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021
Income Tax Disclosure [Abstract]
Document Fiscal Year Focus	2023
U.S. operations	$ 291	$ (1,000)	$ (47)
Non-U.S. operations	347	231	370
Earnings/(loss) before income taxes	$ 638	$ (769)	$ 323