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Investments Accounted for by the Equity Method and Variable Interest Entities - Summarized Financial Information (Details) - USD ($) $ in Millions | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Schedule of Equity Method Investments [Line Items] |  |
Current liabilities | $ 9,500 | $ 12,982
Variable Interest Entity, Primary Beneficiary |  |
Schedule of Equity Method Investments [Line Items] |  |
Accounts receivable and Other current assets | 1,541 | 2,108
Current liabilities | 153 | 152
Net assets | $ 1,388 | $ 1,956

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