Quarterly report pursuant to Section 13 or 15(d)

Benefit Plans - Sirius XM Holdings Awards (Details)

v3.24.3
Benefit Plans - Sirius XM Holdings Awards (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2024
Sep. 30, 2023
Dec. 31, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share-based payment expense $ 58 $ 57 $ 154 $ 151  
Employees and Non Employee Stock Option          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Grant date fair value of options ( in USD per share)     $ 12.31    
Options exercised in period, intrinsic value     $ 1 9  
Exercise of stock options and vesting of restricted stock units (in shares)     1    
Restricted Stock Units (RSUs) and Performance Shares          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Restricted stock units vested, intrinsic value     $ 97 $ 123  
Granted (in shares)     6    
Restricted stock units granted (in shares)     1    
Restricted Stock Units (RSUs)          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Exercise of stock options and vesting of restricted stock units (in shares)     2    
Performance-based Share Awards          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Granted (in shares)     1    
Restricted Stock Units Rsu And Stock Options          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Unrecognized compensation costs $ 465   $ 465   $ 423
Weighted-average service period (in years)     2 years 8 months 12 days