Benefit Plans - Long-Term Stock Incentive Plan (Narrative) (Details) shares in Millions |
6 Months Ended | |
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May 28, 2026
shares
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Jun. 30, 2026
shares
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| 2024 Long-Term Stock Incentive Plan | ||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Restricted stock conversion to common stock | 1 | |
| Additional shares authorized (in shares) | 7 | |
| Common stock available for future grants (in shares) | 23 | |
| 2024 Long-Term Stock Incentive Plan | Employees and Non Employee Stock Option | ||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Stock option expiration period | 10 years | |
| Sirius XM Holdings Inc. Transitional Stock Adjustment Plan | ||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Common stock available for future grants (in shares) | 3 |
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- Definition Restricted stock conversion to common stock. No definition available.
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Number of additional shares authorized for issuance under share-based payment arrangement. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Period from grant to expiration date of share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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