Quarterly report pursuant to Section 13 or 15(d)

Tracking Stocks (Narrative) (Details)

v3.4.0.3
Tracking Stocks (Narrative) (Details)
$ in Millions
Apr. 15, 2016
USD ($)
shares
Mar. 31, 2016
USD ($)
Dec. 31, 2015
USD ($)
Oct. 17, 2013
Targeted or Tracking Stock, Stock [Line Items]        
Number of tracking stock groups 3      
Outstanding principal   $ 7,156    
Liberty Sirius XM Group        
Targeted or Tracking Stock, Stock [Line Items]        
Number of tracking stock shares received in the Recapitalization for one share of Liberty Media common stock | shares 1      
Allocated corporate cash $ 50      
Outstanding principal   6,011    
Liberty Braves Group        
Targeted or Tracking Stock, Stock [Line Items]        
Number of tracking stock shares received in the Recapitalization for one share of Liberty Media common stock | shares 0.1      
Allocated corporate cash $ 50      
Outstanding principal   108    
Liberty Braves Group | Common Class C        
Targeted or Tracking Stock, Stock [Line Items]        
Percentage discount on stock subscriptions 20      
Rights offering period 20 days      
Liberty Media Group        
Targeted or Tracking Stock, Stock [Line Items]        
Number of tracking stock shares received in the Recapitalization for one share of Liberty Media common stock | shares 0.25      
Outstanding principal   1,037    
Liberty Braves Group | Liberty Media Group        
Targeted or Tracking Stock, Stock [Line Items]        
Percentage ownership 20.00%      
Intergroup note | Liberty Braves Group        
Targeted or Tracking Stock, Stock [Line Items]        
Line of Credit Facility, Maximum Borrowing Capacity   165    
Outstanding principal   $ 101 $ 31  
1.375% Cash Convertible Senior Notes due 2023        
Targeted or Tracking Stock, Stock [Line Items]        
Debt instrument interest rate       1.375%
1.375% Cash Convertible Senior Notes due 2023 | Liberty Media Group        
Targeted or Tracking Stock, Stock [Line Items]        
Debt instrument interest rate 1.375%