Quarterly report [Sections 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 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Investments in Affiliates Accounted for Using the Equity Method        
Share of earnings (losses) of affiliates $ 121 $ 116 $ 193 $ 175
Formula One Group        
Investments in Affiliates Accounted for Using the Equity Method        
Share of earnings (losses) of affiliates (3) (1) (8) (6)
Formula One Group | Other Investments        
Investments in Affiliates Accounted for Using the Equity Method        
Share of earnings (losses) of affiliates (3) (1) (8) (6)
Liberty Live Group        
Investments in Affiliates Accounted for Using the Equity Method        
Share of earnings (losses) of affiliates 124 117 201 181
Liberty Live Group | Live Nation        
Investments in Affiliates Accounted for Using the Equity Method        
Share of earnings (losses) of affiliates 125 $ 117 198 180
Liberty Live Group | Other Investments        
Investments in Affiliates Accounted for Using the Equity Method        
Share of earnings (losses) of affiliates $ (1)   $ 3 $ 1