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Summary of Significant Accounting Policies (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Minimum ownership percentage for consolidation | 5000.00% |  |
Restricted cash | $ 6 | $ 13 |
Advertising Expense | $ 123 | $ 140 | $ 175
Interest rate swap contracts | Not Designated as Hedging Instruments |  |  |
Derivative, Gain (Loss) on Derivative, Net |  |  | $ (40)
Maximum |  |  |
Remaining maturity of highly-liquid investments | 3 months |  |

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