Acquisitions, Disposals and Other Transactions - Schedule of Earnings of Equity Affiliates (Parenthetical) (Detail) (FOX SPORTS Australia [Member], USD $) In Millions, unless otherwise specified	5 Months Ended	12 Months Ended
Nov. 19, 2012	Jun. 30, 2012
FOX SPORTS Australia [Member]
Schedule of Equity Method Investments [Line Items]
Depreciation and amortization	$ 4	$ 9
Operating income before depreciation and amortization	$ 67	$ 146

Equity method investment summarized financial information operating income loss before depreciation and amortization.

No definition available.

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