Quarterly report pursuant to Section 13 or 15(d)

Information About Liberty's Operating Segments - Other Information (Details)

v3.8.0.1
Information About Liberty's Operating Segments - Other Information (Details) - USD ($)
$ in Millions
 9 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Dec. 31, 2016
Operating Activities And Reporting Information By Segment [Line Items]      
Assets $ 41,853   $ 31,377
Investments in affiliates, accounted for using the equity method 1,772   1,117
Capital expenditures 407 $ 318  
Elimination      
Operating Activities And Reporting Information By Segment [Line Items]      
Assets (260)    
Liberty Sirius XM Group      
Operating Activities And Reporting Information By Segment [Line Items]      
Assets 28,117    
Investments in affiliates, accounted for using the equity method 680   164
Capital expenditures 207 132  
Liberty Sirius XM Group | SIRIUS XM      
Operating Activities And Reporting Information By Segment [Line Items]      
Assets 27,926    
Investments in affiliates, accounted for using the equity method 680    
Capital expenditures 207    
Liberty Sirius XM Group | Corporate And Other      
Operating Activities And Reporting Information By Segment [Line Items]      
Assets 191    
Braves Group      
Operating Activities And Reporting Information By Segment [Line Items]      
Assets 1,803    
Investments in affiliates, accounted for using the equity method 111   61
Capital expenditures 190 185  
Braves Group | Corporate And Other      
Operating Activities And Reporting Information By Segment [Line Items]      
Assets 1,803    
Investments in affiliates, accounted for using the equity method 111    
Capital expenditures 190    
Formula One Group      
Operating Activities And Reporting Information By Segment [Line Items]      
Assets 12,193    
Investments in affiliates, accounted for using the equity method 981   $ 892
Capital expenditures 10 $ 1  
Formula One Group | Formula 1      
Operating Activities And Reporting Information By Segment [Line Items]      
Assets 9,629    
Capital expenditures 8    
Formula One Group | Corporate And Other      
Operating Activities And Reporting Information By Segment [Line Items]      
Assets 2,564    
Investments in affiliates, accounted for using the equity method 981    
Capital expenditures $ 2