Quarterly report pursuant to Section 13 or 15(d)

Debt (Details)

v3.5.0.2
Debt (Details)
 1 Months Ended 6 Months Ended
Jun. 30, 2016
USD ($)
$ / shares
shares
Apr. 15, 2016
shares
Dec. 31, 2014
USD ($)
$ / shares
$ / item
shares
Oct. 31, 2015
USD ($)
Dec. 31, 2012
USD ($)
Jun. 30, 2016
USD ($)
$ / shares
shares
Jun. 30, 2015
USD ($)
May 31, 2016
USD ($)
Dec. 31, 2015
USD ($)
$ / shares
shares
Oct. 17, 2013
USD ($)
Debt Instrument [Line Items]                    
Long-term Debt $ 7,531,000,000         $ 7,531,000,000     $ 6,881,000,000  
Borrowings of debt           1,453,000,000 $ 1,343,000,000      
Repayments of Long-term Debt           $ 816,000,000 661,000,000      
Sirius XM Senior Secured Revolving Credit Facility                    
Debt Instrument [Line Items]                    
Debt instrument, unused borrowing capacity, fee, percent           0.30%        
Line of Credit Facility, Remaining Borrowing Capacity $ 1,750,000,000         $ 1,750,000,000        
Debt Instrument, Term         5 years          
Line of Credit Facility, Maximum Borrowing Capacity         $ 1,250,000,000          
1.375% Cash Convertible Senior Notes due 2023                    
Debt Instrument [Line Items]                    
Debt face amount                   $ 1,000,000,000
Debt Instrument, Interest Rate, Stated Percentage                   1.375%
$1.25 billion margin loan due 2016                    
Debt Instrument [Line Items]                    
Debt Instrument, Description of Variable Rate Basis       LIBOR            
Effective interest rate 2.38%         2.38%        
$1.25 billion margin loan due 2016 | Term loan                    
Debt Instrument [Line Items]                    
Debt face amount       $ 250,000,000            
$1.25 billion margin loan due 2016 | Revolving Credit Facility                    
Debt Instrument [Line Items]                    
Debt instrument, unused borrowing capacity, fee, percent       0.75%            
Line of Credit Facility, Remaining Borrowing Capacity $ 1,000,000,000     $ 1,000,000,000   $ 1,000,000,000        
Sirius XM 5.375% Senior Notes due 2026                    
Debt Instrument [Line Items]                    
Debt face amount $ 1,000,000,000         $ 1,000,000,000        
Debt discount               $ 11,000,000    
Debt Instrument, Interest Rate, Stated Percentage 5.375%         5.375%        
Minimum | $1.25 billion margin loan due 2016                    
Debt Instrument [Line Items]                    
Debt Instrument, Basis Spread on Variable Rate       1.75%            
Maximum | $1.25 billion margin loan due 2016                    
Debt Instrument [Line Items]                    
Debt Instrument, Basis Spread on Variable Rate       2.25%            
SIRIUS XM | Sirius XM Senior Secured Revolving Credit Facility | Sirius XM Senior Secured Revolving Credit Facility                    
Debt Instrument [Line Items]                    
Line of Credit Facility, Maximum Borrowing Capacity $ 1,750,000,000         $ 1,750,000,000        
Common Class A | 1.375% Convertible Notes Bond Hedge Transaction                    
Debt Instrument [Line Items]                    
Securities Basket price per share | $ / shares $ 37.78         $ 37.78        
Common Class A | Warrant transaction                    
Debt Instrument [Line Items]                    
Securities Basket price per share | $ / shares 37.78         37.78        
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ / shares $ 61.16         $ 61.16        
Liberty Media Corporation | Common Class A | 1.375% Cash Convertible Senior Notes due 2023                    
Debt Instrument [Line Items]                    
Debt Instrument, Convertible, Conversion Ratio     21.0859              
Liberty Media Corporation | Common Class A | Common Class A | 1.375% Cash Convertible Senior Notes due 2023                    
Debt Instrument [Line Items]                    
conversion price for exchangeable debt | $ / shares     $ 47.43              
Liberty Media Corporation | Common Class A | 1.375% Convertible Notes Bond Hedge Transaction                    
Debt Instrument [Line Items]                    
Forward contract, number of underlying shares | shares     21,085,900              
Derivative, Cap Price | $ / item     47.43              
Liberty Media Corporation | Common Class A | Warrant transaction                    
Debt Instrument [Line Items]                    
Class of Warrant or Right, Outstanding | shares                 21,085,900  
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ / shares                 $ 64.46  
Liberty Sirius XM Group                    
Debt Instrument [Line Items]                    
Long-term Debt $ 6,363,000,000         $ 6,363,000,000     $ 5,709,000,000  
Number of tracking stock shares received in the Recapitalization for one share of Liberty Media common stock | shares   1                
Borrowings of debt           1,387,000,000 1,258,000,000      
Repayments of Long-term Debt           744,000,000 661,000,000      
Liberty Sirius XM Group | Sirius XM Senior Secured Revolving Credit Facility                    
Debt Instrument [Line Items]                    
Long-term Debt                 $ 340,000,000  
Liberty Sirius XM Group | Common Class A                    
Debt Instrument [Line Items]                    
Securities basket conversion ratio from shares of Liberty Media Corporation common stock   1.0                
Liberty Sirius XM Group | Common Class A | 1.375% Convertible Notes Bond Hedge Transaction                    
Debt Instrument [Line Items]                    
Forward contract, number of underlying shares | shares   21,085,900                
Liberty Sirius XM Group | Common Class A | Warrant transaction                    
Debt Instrument [Line Items]                    
Class of Warrant or Right, Outstanding | shares                 21,085,900  
Liberty Braves Group                    
Debt Instrument [Line Items]                    
Long-term Debt $ 137,000,000         137,000,000     $ 139,000,000  
Number of tracking stock shares received in the Recapitalization for one share of Liberty Media common stock | shares   0.1                
Borrowings of debt           66,000,000 $ 85,000,000      
Repayments of Long-term Debt           $ 71,000,000        
Liberty Braves Group | Common Class A                    
Debt Instrument [Line Items]                    
Securities basket conversion ratio from shares of Liberty Media Corporation common stock 0.1087 0.10       0.1087        
Liberty Braves Group | Common Class A | 1.375% Convertible Notes Bond Hedge Transaction                    
Debt Instrument [Line Items]                    
Forward contract, number of underlying shares | shares 2,292,037 2,108,590                
Liberty Braves Group | Common Class A | Warrant transaction                    
Debt Instrument [Line Items]                    
Class of Warrant or Right, Outstanding | shares 2,292,037         2,292,037     2,108,590  
Liberty Media Group                    
Debt Instrument [Line Items]                    
Long-term Debt $ 1,031,000,000         $ 1,031,000,000     $ 1,033,000,000  
Number of tracking stock shares received in the Recapitalization for one share of Liberty Media common stock | shares   0.25                
Repayments of Long-term Debt           $ 1,000,000        
Liberty Media Group | 1.375% Cash Convertible Senior Notes due 2023                    
Debt Instrument [Line Items]                    
Debt instrument, face amount per debenture     $ 1,000              
Liberty Media Group | Common Class A                    
Debt Instrument [Line Items]                    
Securities basket conversion ratio from shares of Liberty Media Corporation common stock   0.25                
Liberty Media Group | Common Class A | 1.375% Convertible Notes Bond Hedge Transaction                    
Debt Instrument [Line Items]                    
Forward contract, number of underlying shares | shares   5,271,475                
Liberty Media Group | Common Class A | Warrant transaction                    
Debt Instrument [Line Items]                    
Class of Warrant or Right, Outstanding | shares                 5,271,475