Quarterly report pursuant to Section 13 or 15(d)

Investments In Affiliates Accounted For Using The Equity Method - Share Of Earnings (Losses) Of Affiliates (Details)

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Investments In Affiliates Accounted For Using The Equity Method - Share Of Earnings (Losses) Of Affiliates (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Investments in Affiliates Accounted for Using the Equity Method        
Share of earnings (losses) of affiliates, net $ (48) $ (193) $ (143) $ (255)
Liberty SiriusXM Group        
Investments in Affiliates Accounted for Using the Equity Method        
Share of earnings (losses) of affiliates, net (70) (146) (183) (148)
Liberty SiriusXM Group | Sirius XM Canada        
Investments in Affiliates Accounted for Using the Equity Method        
Share of earnings (losses) of affiliates, net 3 4 7 8
Liberty SiriusXM Group | Live Nation        
Investments in Affiliates Accounted for Using the Equity Method        
Share of earnings (losses) of affiliates, net (67) (144) (178) (144)
Liberty SiriusXM Group | Other        
Investments in Affiliates Accounted for Using the Equity Method        
Share of earnings (losses) of affiliates, net (6) (6) (12) (12)
Braves Group        
Investments in Affiliates Accounted for Using the Equity Method        
Share of earnings (losses) of affiliates, net 8 (1) 11 3
Braves Group | Other        
Investments in Affiliates Accounted for Using the Equity Method        
Share of earnings (losses) of affiliates, net 8 (1) 11 3
Formula One Group        
Investments in Affiliates Accounted for Using the Equity Method        
Share of earnings (losses) of affiliates, net 14 (46) 29 (110)
Formula One Group | Live Nation        
Investments in Affiliates Accounted for Using the Equity Method        
Share of earnings (losses) of affiliates, net   $ (46)   (112)
Formula One Group | Other        
Investments in Affiliates Accounted for Using the Equity Method        
Share of earnings (losses) of affiliates, net $ 14   $ 29 $ 2