Annual report pursuant to Section 13 and 15(d)

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

v3.6.0.2
Investments In Affiliates Accounted For Using The Equity Method - Charter (Details)
$ / shares in Units, shares in Millions, $ in Millions
 1 Months Ended 12 Months Ended
May 12, 2016
USD ($)
shares
May 31, 2013
USD ($)
shares
Dec. 31, 2016
USD ($)
Dec. 31, 2015
USD ($)
Dec. 31, 2014
USD ($)
May 12, 2016
CAD / shares
May 12, 2016
$ / shares
May 01, 2013
USD ($)
Jan. 18, 2013
USD ($)
Schedule of Equity Method Investments [Line Items]                  
Gain (loss) on dilution of investment in affiliate       $ (1) $ (78)        
Deferred revenue     $ 1,877 1,797          
Live Nation | Margin loan                  
Schedule of Equity Method Investments [Line Items]                  
Shares pledged as collateral under loan | shares   8.1              
SIRIUS XM | Margin loan                  
Schedule of Equity Method Investments [Line Items]                  
Shares pledged as collateral under loan | shares   720.0              
Charter Communications                  
Schedule of Equity Method Investments [Line Items]                  
Purchase of shares in equity method investee | shares   26.9              
excess amortization in share of earnings (loss)         60        
Warrants acquired | shares   1.1              
Equity Method Investment, Aggregate Cost               $ 2,600  
Equity Method Investment, Difference Between Carrying Amount and Underlying Equity   $ 2,500              
Gain (loss) on dilution of investment in affiliate         (72)        
Equity Method Investment, Ownership Percentage   27.00%              
Charter Communications | Margin loan                  
Schedule of Equity Method Investments [Line Items]                  
Shares pledged as collateral under loan | shares   20.3              
SIRIUS XM | Sirius XM Canada                  
Schedule of Equity Method Investments [Line Items]                  
Due from Related Parties     6            
Due to Related Parties     11            
Revenue from Related Parties       56 50        
SIRIUS XM | Sirius XM Canada                  
Schedule of Equity Method Investments [Line Items]                  
Due from Related Parties       6          
Due to Related Parties       14          
Revenue from Related Parties     46            
Proceeds from Equity Method Investment, Dividends or Distributions     $ 8 $ 16 $ 43        
Deferred revenue                 $ 21
EquityMethodInvestmentEquity Interest Issued or Issuable Value of Cash Shares or Exchangeable Security | (per share)           CAD 4.50 $ 3.50    
Equity Method Investment, Ownership Percentage           70.00% 70.00%    
Equity Method Investment Voting Interest 33.00%                
Payments to Acquire Equity Method Investments $ 275                
SIRIUS XM | Sirius XM Canada | Minimum                  
Schedule of Equity Method Investments [Line Items]                  
Royalty rate       10.00%          
SIRIUS XM | Sirius XM Canada | Maximum                  
Schedule of Equity Method Investments [Line Items]                  
Royalty rate       15.00%          
Sale of Stock, Number of Shares Issued in Transaction | shares 35.0                
Equity Method Investment Maximum Percentage of Consideration Issuable in Equity 50.00%