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v3.25.3

Basis of Presentation (Narrative) (Details) - USD ($) $ in Millions | 1 Months Ended | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | ---
Jul. 31, 2025 | Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024 | Dec. 31, 2024
Debt Instrument [Line Items] |  |  |  |  |  |
Investments |  | $ 122 |  | $ 122 |  | $ 100
Equity method investment |  | $ 9 | $ 7 | 14 | $ 13 |
Dividend from equity method investment | $ 7 |  |  |  |  |
Contributions from non-controlling interests |  |  |  | $ 12 | 0 |
Avis Budget Group, Inc. |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Ownership interest |  | 17.00% |  | 17.00% |  |
Royalty fee |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Revenue |  | $ 61 | $ 88 | $ 156 | $ 184 |

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