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Fair Value Measurement - Summary of Financial Instrument Measured on a Basis Other Than Fair Value (Detail) - USD ($) $ in Millions | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Total | [1] | $ 17,496 | $ 18,865
Senior Notes And Sustainability Linked Senior Notes [Member] |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Total | [1] | 15,717 | 17,214
Senior Notes and Convertible Senior Debentures Included Under Short-Term Debt [Member] |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Total | [1] | $ 1,779 | $ 1,651
[1] | The fair value was estimated based on quoted market prices.

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