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Related Party Transactions - Additional Information (Details) | 1 Months Ended | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | --- | ---
May 31, 2017 USD ($) | Jun. 30, 2022 USD ($) board_member executive director $ / shares shares | Jun. 30, 2021 USD ($) | Jun. 30, 2022 USD ($) board_member executive director $ / shares shares | Jun. 30, 2021 USD ($) | Jun. 30, 2022 $ / shares | Dec. 31, 2021 USD ($)
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Preferred stock liquidation preference per share (in CAD per share) | $ / shares |  | $ 0.001 |  | $ 0.001 |  |  |
Income (loss) from equity method investments |  |  |  | $ 3,000,000 | $ (3,000,000) |  |
SoundCloud Holdings, LLC |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Number of board members | board_member |  | 9 |  | 9 |  |  |
SoundCloud Holdings, LLC |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Revenue share expense |  | $ 14,000,000 | $ 14,000,000 | $ 27,000,000 | 27,000,000 |  |
Related party liabilities |  | $ 18,000,000 |  | $ 18,000,000 |  |  | $ 24,000,000
Management | Executives | Liberty Media |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Number of related party members on board of directors | executive |  | 3 |  | 3 |  |  |
Management | Director | Liberty Media |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Number of related party members on board of directors | director |  | 1 |  | 1 |  |  |
Equity Method Investee |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Income (loss) from equity method investments |  | $ (2,000,000) | 1,000,000 | $ (3,000,000) | 1,000,000 |  |
Equity Method Investee | Sirius XM Canada |  |  |  |  |  |  |
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% |  |  |
Number of preferred shares owned (in shares) | shares |  | 591,000,000 |  | 591,000,000 |  |  |
Preferred stock liquidation preference per share (in CAD per share) | $ / shares |  |  |  |  |  | $ 1 |
Notes receivable, related parties | $ 131,000,000 | $ 8,000,000 |  | $ 8,000,000 |  |  | 120,000,000
Note receivable, forgiveness | $ 113,000,000 |  |  |  |  |  |
Equity method investments |  | 448,000,000 |  | 448,000,000 |  |  | $ 334,000,000
Equity method investment, dividends, including reduction of investment |  | 0 | 1,000,000 | 1,000,000 | 1,000,000 |  |
Revenue from related parties |  | $ 28,000,000 | $ 26,000,000 | $ 55,000,000 | $ 50,000,000 |  |
Equity Method Investee | SoundCloud Holdings, LLC |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Number of board members appointed | board_member |  | 2 |  | 2 |  |  |
Common Stock | Management | Liberty Media |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Related party ownership percentage |  | 82.00% |  | 82.00% |  |  |

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