Additional Financial Information - Components of Accounts Payable, Accrued Expenses and Other Current Liabilities (Detail) - USD ($) $ in Millions	Mar. 31, 2022	Jun. 30, 2021
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Accrued expenses	$ 862	$ 1,077
Program rights payable	766	659
Deferred revenue	165	196
Operating lease liabilities	107	92
Other current liabilities	221	229
Total accounts payable, accrued expenses and other current liabilities	$ 2,121	$ 2,253