Additional Financial Information - Components of Other, 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]
Net (losses) gains on investments in equity securities	$ (386)	$ 258	$ 14
U.K. Newspaper Matters Indemnity	(81)	(64)	(90)
Transaction costs	(69)	421	(125)
Other	27	(36)	(47)
Total other, net	(509)	579	(248)
Settlement of Divestiture Tax Prepayment	$ 0	$ 462	$ 0