Commitments and Contingencies - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Jun. 30, 2019
Loss Contingencies [Line Items]
Other current assets	$ 518		$ 518		$ 515
U.K. Newspaper Matters [Member]
Loss Contingencies [Line Items]
Selling, general and administrative (benefit) expenses, net	(1)	$ 4	1	$ 6
Litigation liability accrued	58		58
Impact due to reversal of previous accrued liability due to settlement with tax authority	5		5
U.K. Newspaper Matters Indemnification [Member] | 21st Century Fox [Member]
Loss Contingencies [Line Items]
Other current assets	$ 60		$ 60