Equity - Summary of Changes in Equity (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2014	Mar. 31, 2013
Schedule of Capitalization, Equity [Line Items]
Balance, beginning of period			$ 12,676	$ 8,919
Net income	61	332	265	1,660
Other comprehensive income (loss)	230	(17)	210	58
Dividends			(23)	(20)
Other			40	(3)
Net increase in 21st Century Fox investment			0	1,952
Balance, end of period	13,168	12,566	13,168	12,566
News Corporation Stockholders [Member]
Schedule of Capitalization, Equity [Line Items]
Balance, beginning of period			12,558	8,809
Net income			226	1,630
Other comprehensive income (loss)			211	56
Dividends			(1)	0
Other			40	0
Net increase in 21st Century Fox investment			0	1,952
Balance, end of period	13,034	12,447	13,034	12,447
Noncontrolling Interests [Member]
Schedule of Capitalization, Equity [Line Items]
Balance, beginning of period			118	110
Net income			39	30
Other comprehensive income (loss)			(1)	2
Dividends			(22)	(20)
Other			0	(3)
Net increase in 21st Century Fox investment			0	0
Balance, end of period	$ 134	$ 119	$ 134	$ 119