Financial Instrument and Risk Management (Detail) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt, Long-term and Short-term, Combined Amount	$ 7,158	$ 7,541
Number of days from period end	2 days
Maximum term of currency derivative instruments	1 year
Long-Term Debt, Percentage Bearing Fixed Interest, Amount	$ 7,200	7,200
CDS Contracts Aggregate
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative, Notional Amount	592	$ 739
CDS Contract A
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative, Notional Amount	$ 455
Credit Derivative, Term	9 months
CDS Contract B
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative, Notional Amount	$ 75
Credit Derivative, Term	6 months
CDS Contract C
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative, Notional Amount	$ 62
Credit Derivative, Term	2 months
UNITED STATES \| Accounts Receivable [Member] \| Geographic Concentration Risk [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Concentration Risk, Percentage	31.00%	30.00%
MEXICO \| Accounts Receivable [Member] \| Geographic Concentration Risk [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Concentration Risk, Percentage	8.00%	11.00%
Senior & medium term notes with various maturity dates
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt instrument, repurchase amount	$ 0	$ 100
Fair value
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt, Long-term and Short-term, Combined Amount	7,079	7,328
Carrying value
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt, Long-term and Short-term, Combined Amount	7,158	7,541
Level 1 \| Fair value
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt, Long-term and Short-term, Combined Amount	6,722	4,503
Level 2 \| Other Current Assets \| Foreign Exchange Contract
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative, Notional Amount	840	781
Level 2 \| Fair value
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt, Long-term and Short-term, Combined Amount	357	2,825
Level 3 \| Fair value
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt, Long-term and Short-term, Combined Amount	$ 0	$ 0

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Number of days from period end used when calculating fair value.

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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- Definition

Term of the credit risk derivative contract, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

Fair value amount of debt instrument that was repurchased.

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Represents the aggregate of total long-term debt, including current maturities and short-term debt.

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Nominal or face amount used to calculate payment on derivative.

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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.

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The portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a set, unchanging rate.

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