Pensions and Other Postretirement Benefits (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Foreign Plan
Defined Benefit Plan Disclosure [Line Items]
Contributions to defined benefit pension plans	$ 1	$ 0	$ 4	$ 1
UNITED STATES
Defined Benefit Plan Disclosure [Line Items]
Contributions to defined benefit pension plans	$ 4	$ 6	$ 11	$ 13

Amount of contribution received by defined benefit plan from employer which increases plan assets.

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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.

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