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v3.25.3

Benefit Plans - Sirius XM Holdings Awards (Details) - USD ($) shares in Millions, $ in Millions | 9 Months Ended |
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Dec. 31, 2024
Employees and Non Employee Stock Option |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Options exercised in period, intrinsic value | $ 1 | $ 1 |
Exercise of stock options and vesting of restricted stock units (in shares) | 1 | 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 | $ 71 | $ 97 |
Granted (in shares) | 10 |  |
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 | $ 414 |  | $ 402
Weighted-average service period (in years) | 2 years 7 months 6 days |  |

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