Quarterly report pursuant to Section 13 or 15(d)

Earnings Attributable to Liberty Media Corporation Stockholders Per Common Share (Details)

v3.10.0.1
Earnings Attributable to Liberty Media Corporation Stockholders Per Common Share (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Liberty Sirius XM Group        
Basic, Weighted average number of shares outstanding 330,000,000 336,000,000 333,000,000 336,000,000
Potentially dilutive shares 5,000,000 4,000,000 4,000,000 4,000,000
Diluted, Weighted average number of shares outstanding 335,000,000 340,000,000 337,000,000 340,000,000
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 21,000,000   21,000,000  
Braves Group        
Basic, Weighted average number of shares outstanding 51,000,000 49,000,000 51,000,000 49,000,000
Potentially dilutive shares 10,000,000 10,000,000 10,000,000 10,000,000
Diluted, Weighted average number of shares outstanding 61,000,000 59,000,000 61,000,000 59,000,000
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 2,000,000   2,000,000  
Basic earnings (loss) $ 41 $ 22 $ (13) $ (29)
Unrealized gain loss on the intergroup interest 13 12 46 43
Diluted earnings (loss) $ 54 $ 34 $ 33 $ 14
Formula One Group        
Basic, Weighted average number of shares outstanding 231,000,000 216,000,000 231,000,000 199,000,000
Potentially dilutive shares 1,000,000 2,000,000 1,000,000 5,000,000
Diluted, Weighted average number of shares outstanding 232,000,000 218,000,000 232,000,000 204,000,000
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 5,000,000   5,000,000  
Formula 1 | Braves Group        
Investment Owned, Balance, Shares 9,084,940   9,084,940  
Formula 1 | Braves Group | Common Class C        
Investment Owned, Balance, Shares 9,084,940   9,084,940