Acquisitions, Disposals and Other Transactions - Schedule of Earnings of Equity Affiliates (Detail) (FOX SPORTS Australia [Member], USD $) In Millions, unless otherwise specified	5 Months Ended
	Nov. 19, 2012
FOX SPORTS Australia [Member]
Schedule of Equity Method Investments [Line Items]
Revenues	$ 192
Operating income	63	[1]
Net income	$ 46

[1] (a) Includes Depreciation and amortization of $4 million. Operating income before depreciation and amortization was $67 million for the period July 2012 through the date of acquisition.