Commitments and Contingencies - Additional Information (Detail) $ in Millions, AUD in Billions	1 Months Ended	3 Months Ended
	Aug. 31, 2015 USD ($)	Sep. 30, 2015 USD ($)	Sep. 30, 2014 USD ($)	Aug. 31, 2015 AUD	Jun. 30, 2015 USD ($)
Loss Contingencies [Line Items]
Net impact on Selling, general and administrative expenses		$ 650	$ 632
21st Century Fox [Member]
Loss Contingencies [Line Items]
Due from related party		60			$ 63
Sports Programming Rights [Member]
Loss Contingencies [Line Items]
Purchase price of media rights	$ 850			AUD 1.2
License period for media rights	6 years
License period for media rights start year	2017
License period for media rights end year	2022
U.K. Newspaper Matters [Member]
Loss Contingencies [Line Items]
Gross legal and professional fees related to the U.K. Newspaper Matters		11	28
Net impact on Selling, general and administrative expenses		5	14
Litigation liability accrued		119
U.K. Newspaper Matters Indemnification [Member]
Loss Contingencies [Line Items]
Indemnification from 21st Century Fox		6	$ 14
U.K. Newspaper Matters Indemnification [Member] | 21st Century Fox [Member]
Loss Contingencies [Line Items]
Due from related party		$ 60