Equity - Summary of Changes in Equity (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2016	Dec. 31, 2015
Changes In Equity [Line Items]
Balance, beginning of period			$ 11,782	$ 12,116
Net (loss) income	$ (219)	$ 82	(219)	271
Other comprehensive loss	(311)	105	(268)	(345)
Dividends			(77)	(74)
Stock repurchases			0	(16)
Other			10	27
Balance, end of period	11,228	11,979	11,228	11,979
News Corporation Stockholders [Member]
Changes In Equity [Line Items]
Balance, beginning of period			11,564	11,945
Net (loss) income			(304)	238
Other comprehensive loss			(261)	(341)
Dividends			(59)	(59)
Stock repurchases			0	(16)
Other			15	25
Balance, end of period	10,955	11,792	10,955	11,792
Noncontrolling Interests [Member]
Changes In Equity [Line Items]
Balance, beginning of period			218	171
Net (loss) income			85	33
Other comprehensive loss			(7)	(4)
Dividends			(18)	(15)
Stock repurchases			0	0
Other			(5)	2
Balance, end of period	$ 273	$ 187	$ 273	$ 187