Financial Instruments - Derivative Instruments Measured at Fair Value (Detail) - USD ($) $ in Millions	Sep. 30, 2025	Dec. 31, 2024
Derivatives, Fair Value [Line Items]
Fair value of derivative assets	$ 3	$ 9
Fair value of derivative liabilities	249	129
Foreign currency forward contracts
Derivatives, Fair Value [Line Items]
Fair value of derivative assets	3	8
Fair value of derivative liabilities	8	39
Commodity contracts
Derivatives, Fair Value [Line Items]
Fair value of derivative assets		1
Fair value of derivative liabilities	1
Cross currency swaps
Derivatives, Fair Value [Line Items]
Fair value of derivative liabilities	240	90
Fair Value of Derivatives Designated as Hedging Instruments
Derivatives, Fair Value [Line Items]
Fair value of derivative assets	0	1
Fair value of derivative liabilities	240	90
Fair Value of Derivatives Designated as Hedging Instruments \| Foreign currency forward contracts
Derivatives, Fair Value [Line Items]
Fair value of derivative assets	0	0
Fair value of derivative liabilities	0	0
Fair Value of Derivatives Designated as Hedging Instruments \| Commodity contracts
Derivatives, Fair Value [Line Items]
Fair value of derivative assets		1
Fair value of derivative liabilities	0
Fair Value of Derivatives Designated as Hedging Instruments \| Cross currency swaps
Derivatives, Fair Value [Line Items]
Fair value of derivative liabilities	240	90
Fair Value of Derivatives Not Designated as Hedging Instruments
Derivatives, Fair Value [Line Items]
Fair value of derivative assets	3	8
Fair value of derivative liabilities	9	39
Fair Value of Derivatives Not Designated as Hedging Instruments \| Foreign currency forward contracts
Derivatives, Fair Value [Line Items]
Fair value of derivative assets	3	8
Fair value of derivative liabilities	8	39
Fair Value of Derivatives Not Designated as Hedging Instruments \| Commodity contracts
Derivatives, Fair Value [Line Items]
Fair value of derivative assets		0
Fair value of derivative liabilities	1
Fair Value of Derivatives Not Designated as Hedging Instruments \| Cross currency swaps
Derivatives, Fair Value [Line Items]
Fair value of derivative liabilities	$ 0	$ 0

Fair value, before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement.

Fair value, before effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement.

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