Derivative Financial Instruments - Carrying Value and Related Fair Value Hedging Adjustments of Liabilities (Detail) - Designated as Hedging Instrument [Member] - USD ($) $ in Millions |
Sep. 30, 2026 |
Dec. 31, 2025 |
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| Short-term borrowings [Member] | ||
| Derivatives Fair Value [Line Items] | ||
| Carrying Value | $ 691 | $ 499 |
| Hedge Basis Adjustments | (8) | (1) |
| Long-term borrowings [Member] | ||
| Derivatives Fair Value [Line Items] | ||
| Carrying Value | 4,175 | 4,675 |
| Hedge Basis Adjustments | $ (199) | $ (42) |
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Fair value of all derivative liabilities designated as fair value hedging instruments. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of cumulative increase (decrease) in fair value of hedged liability in fair value hedge, attributable to hedged risk. Excludes cumulative basis adjustment related to foreign exchange risk. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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