Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation (Details)

v3.7.0.1
Basis of Presentation (Details)
$ / shares in Units, $ in Millions
3 Months Ended
Jul. 22, 2016
shares
May 18, 2016
USD ($)
$ / shares
Mar. 31, 2017
USD ($)
Mar. 31, 2016
USD ($)
Dec. 31, 2016
USD ($)
Nov. 04, 2016
USD ($)
Nov. 02, 2016
USD ($)
Investments in and Advances to Affiliates, at Fair Value     $ 3,688   $ 3,161    
Excess Tax Benefit from Share-based Compensation, Operating Activities       $ 5      
Liberty Expedia Holdings              
Cash distributed to Liberty from Liberty Expedia Holdings           $ 299  
Additional Paid-In Capital              
Reclassification     $ 140        
Liberty Broadband              
Ownership Interest In Investee     24.00%        
Investments in and Advances to Affiliates, at Fair Value   $ 2,400          
QVC Group Common Stock | HSN, Inc.              
Equity Method Investment, Ownership Percentage     38.00%        
Liberty Ventures common stock              
Investments in and Advances to Affiliates, at Fair Value     $ 3,688        
Price per share of Liberty Broadband Series C common stock | $ / shares   $ 56.23          
Liberty Ventures common stock | Liberty Broadband              
Liberty Broadband investment in Charter stock   $ 5,000          
Liberty Ventures common stock | Common Class A              
Spilt-Off redemption ratio           0.4  
Liberty Ventures common stock | Common Class B              
Spilt-Off redemption ratio           0.4  
Liberty Ventures common stock | FTD              
Equity Method Investment, Ownership Percentage     37.00%        
CommerceHub | Common Class A              
Shares issued as dividend | shares 0.1            
CommerceHub | Common Class B              
Shares issued as dividend | shares 0.1            
CommerceHub | Common Class C              
Shares issued as dividend | shares 0.2            
Liberty Expedia Holdings | Common Class A              
Spilt-Off redemption ratio           0.4  
Liberty Expedia Holdings | Common Class B              
Spilt-Off redemption ratio           0.4  
Liberty Expedia Holdings | Spinoff | Expedia Holdings Margin Loan | Liberty Expedia Holdings              
Principal amount             $ 350
Corporate and Other | Liberty Ventures common stock              
Investments in and Advances to Affiliates, at Fair Value     $ 3,688        
LMC              
Related Party Transaction, Amounts of Transaction     $ 3 $ 3