Quarterly report pursuant to Section 13 or 15(d)

Business & Basis of Presentation (Details)

v3.24.3
Business & Basis of Presentation (Details)
$ / shares in Units, subscriber in Millions, $ in Millions
3 Months Ended 9 Months Ended
Sep. 09, 2024
$ / shares
Sep. 30, 2024
USD ($)
$ / shares
Sep. 30, 2023
USD ($)
Sep. 30, 2024
USD ($)
subscriber
segment
satelliteRadioSystem
$ / shares
Sep. 30, 2023
USD ($)
Jun. 16, 2024
Dec. 31, 2023
$ / shares
Mar. 10, 2023
Nov. 26, 2019
Related Party Transaction [Line Items]                  
Common stock, par value (in USD per share) | $ / shares $ 0.001 $ 0.001   $ 0.001     $ 0.001    
Conversion ratio 0.1                
Number of reportable segments | segment       2          
Number of operating segments | segment       2          
Number of satellite radio systems | satelliteRadioSystem       2          
Merger related costs   $ 3 $ 11 $ 15 $ 31        
Acquisition related costs   $ 32   68          
Revolving credit facility borrowings       1,841 1,670        
Revolving credit facility repayments       $ 1,593 $ 1,615        
2.75% Exchangeable Senior Debentures | Senior Notes                  
Related Party Transaction [Line Items]                  
Stated interest rate (as a percent)   2.75%   2.75%         2.75%
3.75% Convertible Senior Notes | Senior Notes                  
Related Party Transaction [Line Items]                  
Stated interest rate (as a percent)   3.75%   3.75%       3.75%  
Pandora                  
Related Party Transaction [Line Items]                  
Number of subscribers | subscriber       5.9          
Sirius XM Holdings, Inc.                  
Related Party Transaction [Line Items]                  
Redemption ratio           0.1      
Liberty Sirius XM                  
Related Party Transaction [Line Items]                  
Common stock, par value (in USD per share) | $ / shares $ 0.01                
Redemption ratio 0.8375                
Sirius XM Canada | Equity Method Investee                  
Related Party Transaction [Line Items]                  
Equity method investment, equity interest percentage   70.00%   70.00%          
Equity method investment, voting interest percentage   33.00%   33.00%          
Sirius XM                  
Related Party Transaction [Line Items]                  
Number of subscribers | subscriber       33.2