Equity - Summary of Changes in Equity (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	Mar. 31, 2015	Mar. 31, 2014
Changes In Equity [Line Items]
Balance, beginning of period			$ 13,399	$ 12,676
Net income	34	61	285	265
Other comprehensive (loss) income	(291)	230	(1,187)	210
Dividends			(29)	(23)
Other			58	40
Balance, end of period	12,526	13,168	12,526	13,168
News Corporation Stockholders [Member]
Changes In Equity [Line Items]
Balance, beginning of period			13,243	12,558
Net income			231	226
Other comprehensive (loss) income			(1,164)	211
Dividends			(1)	(1)
Other			60	40
Balance, end of period	12,369	13,034	12,369	13,034
Noncontrolling Interests [Member]
Changes In Equity [Line Items]
Balance, beginning of period			156	118
Net income			54	39
Other comprehensive (loss) income			(23)	(1)
Dividends			(28)	(22)
Other			(2)	0
Balance, end of period	$ 157	$ 134	$ 157	$ 134