Additional Financial Information - Interest Expense, Net (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2020
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Interest expense	$ (377)	$ (395)	$ (369)
Interest income	6	4	35
Interest expense, net	$ (371)	$ (391)	$ (334)