Quarterly report pursuant to Section 13 or 15(d)

Information About Liberty's Operating Segments - Performance obligations (Details)

v3.20.2
Information About Liberty's Operating Segments - Performance obligations (Details) - USD ($)
$ in Millions
Sep. 30, 2020
Dec. 31, 2019
Sep. 30, 2019
Information About Liberty's Operating Segments      
Deferred revenue $ 2,242 $ 2,113  
Liberty SiriusXM Group      
Information About Liberty's Operating Segments      
Deferred revenue 1,792    
Formula One and Braves Holdings      
Information About Liberty's Operating Segments      
Deferred revenue   $ 184 $ 449
Formula One and Braves Holdings | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2020-10-01      
Remaining performance obligations      
Remaining performance obligation, revenue expected to be recognized $ 454    
Expected timing of satisfaction period 3 months    
Formula One and Braves Holdings | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2021-01-01      
Remaining performance obligations      
Remaining performance obligation, revenue expected to be recognized $ 1,981    
Expected timing of satisfaction period 12 months    
Formula One and Braves Holdings | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-01-01      
Remaining performance obligations      
Remaining performance obligation, revenue expected to be recognized $ 1,720    
Expected timing of satisfaction period 12 months    
Formula One and Braves Holdings | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-01-01      
Remaining performance obligations      
Remaining performance obligation, revenue expected to be recognized $ 3,419    
Expected timing of satisfaction period 72 months    
Formula One and Braves Holdings | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2029-01-01      
Remaining performance obligations      
Remaining performance obligation, revenue expected to be recognized $ 217    
Expected timing of satisfaction period 84 months