Additional Financial Information - Components of Other, Net (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2022	Dec. 31, 2021
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Net gains (losses) on investments in equity securities	$ 114	$ (165)	$ 135	$ (102)
U.K Newspaper Matters Indemnity	(21)	(32)	(82)	(49)
Transaction costs	(12)	(11)	(28)	(24)
Other	(8)	(3)	(28)	33
Total other, net	$ 73	$ (211)	$ (3)	$ (142)