Quarterly report pursuant to Section 13 or 15(d)

Tracking Stocks - Reattribution (Details)

v3.20.2
Tracking Stocks - Reattribution (Details) - USD ($)
$ in Millions
9 Months Ended
Apr. 22, 2020
Sep. 30, 2020
Sep. 30, 2019
Apr. 21, 2020
Dec. 31, 2019
Dec. 31, 2018
Oct. 17, 2013
Tracking Stocks              
Borrowings of debt   $ 3,038 $ 5,018        
Long term Debt   15,510     $ 15,476    
Liberty SiriusXM Group              
Tracking Stocks              
Reattribution assets $ 2,800            
Reattribution liabilities $ 1,300            
Borrowings of debt   2,300 $ 4,943        
Long term Debt   $ 11,085     9,245    
Liberty SiriusXM Group | Live Nation              
Tracking Stocks              
Investment Owned, Balance, Shares 69,600,000            
Liberty SiriusXM Group | Formula One Group              
Tracking Stocks              
Investment Owned, Balance, Shares 5,300,000            
Liberty SiriusXM Group | Liberty SiriusXM Group              
Tracking Stocks              
Investment Owned, Balance, Shares 1,900,000            
Liberty SiriusXM Group | Braves Group              
Tracking Stocks              
Investment Owned, Balance, Shares 2,300,000 2,292,037          
Formula One Group              
Tracking Stocks              
Reattributed net asset value $ 1,500            
payment for reattribution $ 1,400            
Borrowings of debt   $ 522          
Long term Debt   $ 3,715     $ 5,677    
Formula One Group | Liberty SiriusXM Group              
Tracking Stocks              
Investment Owned, Balance, Shares       1,945,491      
Formula One Group | Braves Group              
Tracking Stocks              
Investment Owned, Balance, Shares   6,792,903   9,084,940      
Call Option | Formula One Group | Live Nation              
Tracking Stocks              
Investment Owned, Balance, Shares 34,800,000            
Intergroup Note | Liberty SiriusXM Group              
Tracking Stocks              
Long term Debt $ 750            
1.375% Cash Convertible Senior Notes Due 2023              
Tracking Stocks              
Debt instrument interest rate (as a percent)             1.375%
1.375% Cash Convertible Senior Notes Due 2023 | Liberty SiriusXM Group              
Tracking Stocks              
Debt instrument interest rate (as a percent) 1.375% 1.375%          
Long term Debt   $ 1,090          
1.375% Cash Convertible Senior Notes Due 2023 | Formula One Group              
Tracking Stocks              
Debt instrument interest rate (as a percent)         1.375%   1.375%
Long term Debt         $ 1,322    
2.25% Exchangeable Senior Debentures due 2048              
Tracking Stocks              
Debt instrument interest rate (as a percent)           2.25%  
2.25% Exchangeable Senior Debentures due 2048 | Liberty SiriusXM Group              
Tracking Stocks              
Debt instrument interest rate (as a percent) 2.25% 2.25%          
Long term Debt   $ 415          
2.25% Exchangeable Senior Debentures due 2048 | Formula One Group              
Tracking Stocks              
Debt instrument interest rate (as a percent)         2.25% 2.25%  
Long term Debt         $ 459    
Sirius XM Holdings Margin Loan | Liberty SiriusXM Group              
Tracking Stocks              
Borrowings of debt $ 400            
Long term Debt $ 750 $ 750     $ 350