Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies (Details)

v3.21.2
Commitments and Contingencies (Details)
3 Months Ended 6 Months Ended
Jun. 30, 2021
USD ($)
Jun. 30, 2021
USD ($)
Jun. 30, 2020
USD ($)
Jul. 28, 2021
Exchange agreement with chairman | John C. Malone        
Commitments and Contingencies        
Target Voting Power Maximum 0.50% 0.50%   49.00%
Target Voting Power additional percentage       0.50%
Voting power percentage   48.60%    
Exchange agreement with chairman | John C. Malone | Target voting power plus percentage        
Commitments and Contingencies        
Target Voting Power additional percentage 0.50% 0.50%    
Exchange agreement with chairman | John C. Malone | Target voting power less percentage        
Commitments and Contingencies        
Target Voting Power additional percentage 0.50% 0.50%    
Exchange agreement with chairman | John C. Malone | Braves Group        
Commitments and Contingencies        
Voting power percentage   47.50%    
Exchange agreement with chairman | John C. Malone | Braves Group | Common Class B        
Commitments and Contingencies        
Stock exchange ratio   1    
Exchange agreement with chairman | John C. Malone | Formula One Group        
Commitments and Contingencies        
Voting power percentage   47.60%    
Exchange agreement with chairman | John C. Malone | Formula One Group | Common Class B        
Commitments and Contingencies        
Stock exchange ratio   1    
Exchange agreement with chairman | John C. Malone | Liberty SiriusXM Group        
Commitments and Contingencies        
Voting power percentage   49.00%    
Exchange agreement with chairman | John C. Malone | Liberty SiriusXM Group | Common Class B        
Commitments and Contingencies        
Stock exchange ratio   1    
Sirius XM Holdings        
Commitments and Contingencies        
Asset impairment charges   $ 18,000,000    
Accrued restructuring expense $ 6,000,000 6,000,000    
Write-off of leasehold improvements   1,000,000    
Restructuring costs and asset impairment charges   $ 25,000,000    
Increase In Non Subscription Transmissions Rate   17.00%    
Increase In Subscription Transmissions Rate   8.00%    
Sirius XM Holdings | SXM-7 Satellite        
Commitments and Contingencies        
Carrying value 220,000,000 $ 220,000,000    
Impairment charge   220,000,000    
Insurance policy coverage   225,000,000    
Insurance Recoveries 140,000,000 140,000,000    
Proceeds from Insurance Premiums Collected   17,000,000    
Insurance Settlements Receivable 123,000,000 123,000,000    
Sirius XM Holdings | Copyright Royalty Board Proceeds To Determine Rate For Statutory Webcasting        
Commitments and Contingencies        
Commercial Webcaster Fee, Non-Subscription, Per Transmission   0.0021 $ 0.0018  
Commercial Webcaster Fee, Subscription, Per Transmission   $ 0.0026 $ 0.0024  
Sirius XM Holdings | Pending Litigation | Copyright Royalty Board Proceeds To Determine Rate For Statutory Webcasting        
Commitments and Contingencies        
Statutory royalty rate period   5 years    
Legal error review period   60 days    
Publication to appeal the decision   30 days    
Braves Holdings        
Commitments and Contingencies        
Compensation guarantee aggregate total 392,000,000 $ 392,000,000    
Amounts payable under guarantee in 2021 172,000,000 172,000,000    
Amounts payable under guarantee in 2022 63,000,000 63,000,000    
Amounts payable under guarantee in 2023 54,000,000 54,000,000    
Amounts payable under guarantee in 2024 48,000,000 48,000,000    
Amounts payable under guarantee thereafter $ 55,000,000 $ 55,000,000