Annual report [Section 13 and 15(d), not S-K Item 405]

Basis of Presentation (Details)

v3.25.4
Basis of Presentation (Details)
$ in Millions
12 Months Ended
Dec. 15, 2025
USD ($)
Aug. 03, 2023
item
Dec. 31, 2025
USD ($)
Dec. 31, 2024
USD ($)
Dec. 31, 2023
USD ($)
Dec. 14, 2025
Sep. 09, 2024
Aug. 02, 2024
Aug. 12, 2022
Basis of Presentation                  
Number of tracking stock groups | item   3              
Intergroup Payments Receipts         $ (273)        
Payment to Liberty Live Holdings, Inc.     $ 172            
Formula One Group                  
Basis of Presentation                  
Intergroup Payments Receipts         (273)        
Payment to Liberty Live Holdings, Inc. $ 172                
Affiliated Entity | QVC Group, Liberty Broadband, Liberty Live Holdings, Liberty Sirius XM Holdings and Atlanta Braves Holdings                  
Basis of Presentation                  
Allocated expenses     $ 17 $ 21 $ 24        
2.75% Exchangeable Senior Debentures Due 2049 | Liberty SiriusXM Group                  
Basis of Presentation                  
Debt instrument interest rate (as a percent)             2.75%    
3.75% Convertible Senior Notes due 2028 | Liberty SiriusXM Group                  
Basis of Presentation                  
Debt instrument interest rate (as a percent)             3.75%    
2.25% Convertible Senior Notes due 2027                  
Basis of Presentation                  
Debt instrument interest rate (as a percent)     2.25%           2.25%
2.25% Convertible Senior Notes due 2027 | Formula One Group                  
Basis of Presentation                  
Debt instrument interest rate (as a percent)     2.25%     2.25%      
Liberty SiriusXM Group | 0.5% Exchangeable Senior Debentures due 2050                  
Basis of Presentation                  
Debt instrument interest rate (as a percent)               0.50%