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Summary of Significant Accounting Policies - Various Policies (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Foreign Currency Transactions/Translation |  |  |
Gain (loss) on revaluation of foreign currency transactions and monetary assets and liabilities | $ (8) | $ (41) | $ 7
Cash and Cash Equivalents and Restricted Cash |  |  |
Outstanding checks included in accounts payable that were reclassified from cash and cash equivalents | $ 26 | $ 25 |

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