Commitments and Contingencies - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Mar. 31, 2020	Mar. 31, 2019	Jun. 30, 2019
Loss Contingencies [Line Items]
Other current assets	$ 753		$ 753		$ 515
U.K. Newspaper Matters [Member]
Loss Contingencies [Line Items]
Selling, general and administrative expenses, net	4	$ 2	5	$ 8
Litigation liability accrued	62		62
Impact due to reversal of previous accrued liability due to settlement with tax authority			5
U.K. Newspaper Matters Indemnification [Member] | 21st Century Fox [Member]
Loss Contingencies [Line Items]
Other current assets	$ 66		$ 66