Annual report pursuant to Section 13 and 15(d)

Information About Liberty's Operating Segments (Details)

v3.8.0.1
Information About Liberty's Operating Segments (Details) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Dec. 31, 2017
Sep. 30, 2017
Jun. 30, 2017
Mar. 31, 2017
Dec. 31, 2016
Sep. 30, 2016
Jun. 30, 2016
Mar. 31, 2016
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Operating Activities And Reporting Information By Segment [Line Items]                      
Revenue, Net $ 1,994 $ 2,065 $ 2,140 $ 1,395 $ 1,321 $ 1,385 $ 1,366 $ 1,204 $ 7,594 $ 5,276 $ 4,795
Adjusted OIBDA                 2,493 1,773 1,628
Formula 1                      
Operating Activities And Reporting Information By Segment [Line Items]                      
Revenue, Net                 1,783    
Adjusted OIBDA                 438    
Liberty Sirius XM Group                      
Operating Activities And Reporting Information By Segment [Line Items]                      
Revenue, Net                 5,425 5,014 4,552
Adjusted OIBDA                 2,094 1,838 1,660
Liberty Sirius XM Group | SIRIUS XM                      
Operating Activities And Reporting Information By Segment [Line Items]                      
Revenue, Net                 5,425 5,014 4,552
Adjusted OIBDA                 2,109 1,853 1,660
Liberty Sirius XM Group | Corporate And Other                      
Operating Activities And Reporting Information By Segment [Line Items]                      
Adjusted OIBDA                 (15) (15)  
Braves Group                      
Operating Activities And Reporting Information By Segment [Line Items]                      
Revenue, Net                 386 262 243
Adjusted OIBDA                 2 (20) 3
Braves Group | Corporate And Other                      
Operating Activities And Reporting Information By Segment [Line Items]                      
Revenue, Net                 386 262 243
Adjusted OIBDA                 2 (20) 3
Formula One Group                      
Operating Activities And Reporting Information By Segment [Line Items]                      
Revenue, Net                 1,783    
Adjusted OIBDA                 397 (45) (35)
Formula One Group | Corporate And Other                      
Operating Activities And Reporting Information By Segment [Line Items]                      
Adjusted OIBDA                 $ (41) $ (45) $ (35)