Basis of Presentation (Details) - USD ($) $ in Millions |
12 Months Ended | |||
|---|---|---|---|---|
Nov. 03, 2021 |
Dec. 31, 2023 |
Dec. 31, 2022 |
Dec. 31, 2021 |
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| Affiliated Entity | Qurate Retail, Tripco, Liberty Broadband and ABH | ||||
| Basis of Presentation | ||||
| Allocated expenses | $ 24 | $ 21 | $ 27 | |
| Liberty Sirius XM Group Common Class A | ||||
| Basis of Presentation | ||||
| Shares issued | 5,347,320 | |||
| Sirius XM Holdings | ||||
| Basis of Presentation | ||||
| Shares acquired | 43,658,800 | |||
| Sirius XM Holdings | ||||
| Basis of Presentation | ||||
| Ownership percentage | 83.00% | |||
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