Quarterly report pursuant to Section 13 or 15(d)

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

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Investments In Affiliates Accounted For Using The Equity Method (Narrative) (Details) (USD $)
1 Months Ended 3 Months Ended 3 Months Ended
May 01, 2013
Charter Communications
Mar. 31, 2014
Charter Communications
Jun. 30, 2013
Charter Communications
Mar. 31, 2014
Live Nation
Mar. 31, 2014
Sirius XM Canada
May 01, 2013
Charter Communications
Mar. 31, 2014
SIRIUS XM
Jan. 18, 2013
SIRIUS XM
Deferred revenue
Equity Method Investments and Operating Activities Segment [Line Items]                
Aggregate cost     $ 2,600,000,000          
Purchase of shares in equity method investee 26,900,000              
Warrants acquired 1,100,000              
Percentage ownership 27.00% 25.00%   26.00% [1] 37.00%      
Price-per-share $ 95.50              
Difference between carrying amount and underlying equity           2,500,000,000    
Subscriber fee royalty percentage         15.00%      
Broadcast rights             70,000,000  
Investments, at fair value               21,000,000
Due from Related Parties             5,000,000  
Due to Related Parties             20,000,000  
Revenue from Related Parties             $ 12,000,000  
[1] See note 8 for details regarding the number and fair value of shares pledged as collateral pursuant to certain margin loan agreements as of March 31, 2014.