Acquisitions, Disposals and Other Transactions - Schedule of Earnings of Equity Affiliates (Parenthetical) (Detail) - FOX SPORTS Australia [Member] $ in Millions	5 Months Ended
Nov. 19, 2012 USD ($)
Schedule of Equity Method Investments [Line Items]
Depreciation and amortization	$ 4
Operating income before depreciation and amortization	$ 67

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