Business & Basis of Presentation (Details) |
12 Months Ended | |||
|---|---|---|---|---|
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Sep. 09, 2024
$ / shares
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Dec. 31, 2025
USD ($)
segment
satelliteRadioSystem
$ / shares
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Dec. 31, 2024
USD ($)
$ / shares
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Dec. 31, 2023
USD ($)
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| Related Party Transaction [Line Items] | ||||
| Common stock, par value (in USD per share) | $ / shares | $ 0.001 | $ 0.001 | $ 0.001 | |
| Conversion ratio | 0.1 | 0.10 | ||
| Number of reportable segments | segment | 2 | |||
| Number of operating segments | segment | 2 | |||
| Number of satellite radio systems | satelliteRadioSystem | 2 | |||
| Merger related costs | $ | $ 0 | $ 15,000,000 | $ 32,000,000 | |
| Acquisition related costs | $ | $ 8,000,000 | $ 71,000,000 | $ 16,000,000 | |
| Liberty Sirius XM | ||||
| Related Party Transaction [Line Items] | ||||
| Common stock, par value (in USD per share) | $ / shares | $ 0.01 | |||
| Redemption ratio | 0.8375 | |||
| Sirius XM Canada | Equity Method Investee | ||||
| Related Party Transaction [Line Items] | ||||
| Equity method investment, equity interest percentage | 70.00% | |||
| Equity method investment, voting interest percentage | 33.00% | |||
| X | ||||||||||
- Definition Equity method investment, voting interest. No definition available.
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- Definition Number of satellite radio systems. No definition available.
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- Definition Stock Split Off Ratio No definition available.
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- Definition Amount of expense for acquisition-related cost incurred to effect business combination. Includes, but is not limited to, finder's fee; advisory, legal, accounting, valuation, and other professional and consulting fees; and general administrative cost, including cost of maintaining internal acquisition department. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Face amount or stated value per share of common stock. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of expense (income) related to the increase (decrease) in reserve for business combination costs. Includes, but is not limited to, legal, accounting, and other costs incurred to consummate the merger. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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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 Ratio applied to the conversion of stock split, for example but not limited to, one share converted to two or two shares converted to one. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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