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v3.24.3

Business & Basis of Presentation (Details) $ / shares in Units, subscriber in Millions, $ in Millions |  | 3 Months Ended | 9 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Sep. 09, 2024 $ / shares | Sep. 30, 2024 USD ($) $ / shares | Sep. 30, 2023 USD ($) | Sep. 30, 2024 USD ($) subscriber segment satelliteRadioSystem $ / shares | Sep. 30, 2023 USD ($) | Jun. 16, 2024 | Dec. 31, 2023 $ / shares | Mar. 10, 2023 | Nov. 26, 2019
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Common stock, par value (in USD per share) | $ / shares | $ 0.001 | $ 0.001 |  | $ 0.001 |  |  | $ 0.001 |  |
Conversion ratio | 0.1 |  |  |  |  |  |  |  |
Number of reportable segments | segment |  |  |  | 2 |  |  |  |  |
Number of operating segments | segment |  |  |  | 2 |  |  |  |  |
Number of satellite radio systems | satelliteRadioSystem |  |  |  | 2 |  |  |  |  |
Merger related costs |  | $ 3 | $ 11 | $ 15 | $ 31 |  |  |  |
Acquisition related costs |  | $ 32 |  | 68 |  |  |  |  |
Revolving credit facility borrowings |  |  |  | 1,841 | 1,670 |  |  |  |
Revolving credit facility repayments |  |  |  | $ 1,593 | $ 1,615 |  |  |  |
2.75% Exchangeable Senior Debentures | Senior Notes |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Stated interest rate (as a percent) |  | 2.75% |  | 2.75% |  |  |  |  | 2.75%
3.75% Convertible Senior Notes | Senior Notes |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Stated interest rate (as a percent) |  | 3.75% |  | 3.75% |  |  |  | 3.75% |
Pandora |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Number of subscribers | subscriber |  |  |  | 5.9 |  |  |  |  |
Sirius XM Holdings, Inc. |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Redemption ratio |  |  |  |  |  | 0.1 |  |  |
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% |  | 70.00% |  |  |  |  |
Equity method investment, voting interest percentage |  | 33.00% |  | 33.00% |  |  |  |  |
Sirius XM |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Number of subscribers | subscriber |  |  |  | 33.2 |  |  |  |  |

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