Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Revenue recognition - Disaggregation of revenue - SIRIUS XM (Details)

v3.24.0.1
Summary of Significant Accounting Policies - Revenue recognition - Disaggregation of revenue - SIRIUS XM (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Revenue disaggregated by source      
Revenue $ 12,525 $ 12,164 $ 11,400
Other      
Revenue disaggregated by source      
Revenue 350 588 568
Sirius XM Holdings      
Revenue disaggregated by source      
Revenue $ 8,953 9,003 8,696
Activation fees, recognition period 1 month    
Sirius XM Holdings | Minimum      
Revenue disaggregated by source      
Subscription period 3 months    
Sirius XM Holdings | Maximum      
Revenue disaggregated by source      
Subscription period 12 months    
Sirius XM Holdings | Subscriber      
Revenue disaggregated by source      
Revenue $ 6,866 6,892 6,614
Sirius XM Holdings | Advertising      
Revenue disaggregated by source      
Revenue 1,758 1,772 1,730
Sirius XM Holdings | Equipment      
Revenue disaggregated by source      
Revenue 193 189 201
Sirius XM Holdings | Other      
Revenue disaggregated by source      
Revenue $ 136 $ 150 $ 151