Investments - Schedule of Summarized Financial Information (Detail) - Foxtel [Member] - USD ($) $ in Millions		12 Months Ended
		Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2014
Schedule of Equity Method Investments [Line Items]
Revenues		$ 2,379	$ 2,658	$ 2,897
Operating income	[1]	373	441	554
Net income		180	232	$ 304
Current assets		605	458
Non-current assets		2,470	2,506
Current liabilities		764	731
Non-current liabilities		$ 2,534	$ 2,544

[1] (a) Includes Depreciation and amortization of $231 million, $319 million and $349 million for the fiscal years ended June 30, 2016, 2015 and 2014, respectively. Operating income before depreciation and amortization was $604 million, $760 million and $903 million for the fiscal years ended June 30, 2016, 2015 and 2014, respectively.