Earnings Per Share - Computation of Basic and Diluted Earnings Per Share (Detail) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Earnings Per Share [Abstract]
Net income (loss) available to News Corporation stockholders-basic and diluted	$ 27	$ (92)
Weighted-average number of common shares outstanding-basic	578.8	578.8
Add: Effect of dilutive securities
RSUs, stock options and other equity awards	0.7	0
Weighted-average number of common shares outstanding-diluted	579.5	578.8
Net income (loss) per share available to News Corporation stockholders-basic and diluted	$ 0.05	$ (0.16)