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Related Party Transactions (Details) $ in Millions | 1 Months Ended | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | --- | ---
Feb. 29, 2020 USD ($) | Sep. 30, 2025 USD ($) director boardMember shares | Sep. 30, 2024 USD ($) | Sep. 30, 2025 USD ($) director boardMember shares | Sep. 30, 2024 USD ($) | Sep. 30, 2025 $ / shares | Dec. 31, 2024 USD ($)
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Equity method investments |  | $ 975 |  | $ 975 |  |  | $ 1,043
Total revenue |  | 2,159 | $ 2,171 | 6,365 | $ 6,511 |  |
SoundCloud Holdings, LLC |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Cost of services |  | 13 | 14 | 39 | 44 |  |
Related party current liabilities |  | $ 18 |  | $ 18 |  |  | 19
SoundCloud Holdings, LLC |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Number of board members | boardMember |  | 10 |  | 10 |  |  |
Clean Energy Technology Investments |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Investments in related parties and other equity investees |  | $ 17 | 20 | $ 85 | 229 |  |
Elected amount |  | 803 |  | 803 |  |  |
Elected commitment |  | 664 |  | 664 |  |  |
Clean Energy Technology Investments | Related Party |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Elected commitment |  | $ 105 |  | $ 105 |  |  |
Sirius XM Canada | Equity Method Investee |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Equity method impairment |  |  | 500 |  |  |  |
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% |  |  |
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 |
Equity method investments |  | $ 100 |  | $ 100 |  |  | 89
Other receivable |  | 8 |  | $ 8 |  |  | $ 7
Total revenue |  | $ 24 | $ 23 |  | $ 71 |  |
SoundCloud Holdings, LLC | Equity Method Investee |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Investments in related parties and other equity investees | $ 75 |  |  |  |  |  |
Number of board members appointed | boardMember |  | 2 |  | 2 |  |  |
Liberty Media | Management | Director |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Number of related party members on board of directors | director |  | 1 |  | 1 |  |  |

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