Equity - Summary of Changes in Equity (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2017	Mar. 31, 2016
Changes In Equity [Line Items]
Balance, beginning of period			$ 11,782	$ 12,116
Net (loss) income	$ 0	$ (130)	(219)	141
Other comprehensive (loss) income	257	81	(11)	(264)
Dividends			(151)	(146)
Stock repurchases			0	(39)
Other			16	37
Balance, end of period	11,417	11,845	11,417	11,845
News Corporation Stockholders [Member]
Changes In Equity [Line Items]
Balance, beginning of period			11,564	11,945
Net (loss) income			(309)	89
Other comprehensive (loss) income			(18)	(263)
Dividends			(118)	(118)
Stock repurchases			0	(39)
Other			20	32
Balance, end of period	11,139	11,646	11,139	11,646
Noncontrolling Interests [Member]
Changes In Equity [Line Items]
Balance, beginning of period			218	171
Net (loss) income			90	52
Other comprehensive (loss) income			7	(1)
Dividends			(33)	(28)
Stock repurchases			0	0
Other			(4)	5
Balance, end of period	$ 278	$ 199	$ 278	$ 199