Quarterly report pursuant to Section 13 or 15(d)

Investments In Affiliates Accounted For Using The Equity Method (Details)

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Investments In Affiliates Accounted For Using The Equity Method (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Schedule of Equity Method Investments [Line Items]    
Share of earnings (losses) of affiliates, net $ (12) $ (37)
Liberty Sirius XM Group    
Schedule of Equity Method Investments [Line Items]    
Share of earnings (losses) of affiliates, net 7 (7)
Liberty Sirius XM Group | Sirius XM Canada    
Schedule of Equity Method Investments [Line Items]    
Share of earnings (losses) of affiliates, net 7 (7)
Liberty Braves Group    
Schedule of Equity Method Investments [Line Items]    
Share of earnings (losses) of affiliates, net 2 2
Liberty Braves Group | Equity method investment, other    
Schedule of Equity Method Investments [Line Items]    
Share of earnings (losses) of affiliates, net 2 2
Liberty Media Group    
Schedule of Equity Method Investments [Line Items]    
Share of earnings (losses) of affiliates, net (21) (32)
Liberty Media Group | Live Nation    
Schedule of Equity Method Investments [Line Items]    
Share of earnings (losses) of affiliates, net (17) (18)
Liberty Media Group | Equity method investment, other    
Schedule of Equity Method Investments [Line Items]    
Share of earnings (losses) of affiliates, net $ (4) $ (14)