Revenues - Summary of Deferred Revenue from Contract with Customers (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Mar. 31, 2021	Mar. 31, 2020
Contract with Customer, Liability [Roll Forward]
Balance, beginning of period	$ 400	$ 411	$ 398	$ 428
Deferral of revenue	823	851	2,285	2,426
Recognition of deferred revenue	(780)	(807)	(2,260)	(2,398)
Other	6	(68)	26	(69)
Balance, end of period	449	387	449	387
News America Marketing
Contract with Customer, Liability [Roll Forward]
Deferred revenue		46		46
Deferred Revenue
Contract with Customer, Liability [Roll Forward]
Deferred revenue recognized	$ 224	$ 226	$ 359	$ 371