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Nature of Operations (Details)
Nov. 30, 2011
Dec. 03, 2011
Subsequent Event [Member]
Apollo Global [Member]
Dec. 03, 2011
Subsequent Event [Member]
HT Media Limited [Member]
Nature of Operations (Details) [Abstract]      
Apollo Group ownership in Apollo Global 85.60%    
Schedule of Equity Method Investments [Line Items]      
Joint venture ownership percentage   50.00% 50.00%