Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - SIRIUS XM Holdings (Details)

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Stock-Based Compensation - SIRIUS XM Holdings (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Jun. 30, 2024
Jun. 30, 2023
Stock-Based Compensation        
Stock-based compensation expense     $ 116 $ 110
Total unrecognized compensation cost related to unvested equity awards $ 24   $ 24  
Weighted average period of recognition related to unvested equity awards (in years)     1 year 9 months 18 days  
Sirius XM Holdings        
Stock-Based Compensation        
Outstanding options 144   144  
Exercisable options 92   92  
Outstanding WAEP $ 5.33   $ 5.33  
Exercisable WAEP $ 5.57   $ 5.57  
Aggregate intrinsic value, outstanding $ 1   $ 1  
Stock-based compensation expense 46 $ 42 91 $ 87
Total unrecognized compensation cost related to unvested equity awards 385   $ 385  
Weighted average period of recognition related to unvested equity awards (in years)     2 years 4 months 24 days  
Sirius XM Holdings | Maximum        
Stock-Based Compensation        
Aggregate intrinsic value, exercisable $ 1   $ 1  
Sirius XM Holdings | RSUs        
Stock-Based Compensation        
RSUs granted     15  
RSUs GDFV     $ 4.30