Retirement and Other Benefit Plans - Schedule of Amounts Recognized on Consolidated Balance Sheet (Detail) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Defined Benefit Plan Disclosure [Line Items]
Noncurrent asset pension and postretirement benefits	$ 371	$ 308
Current pension and postretirement benefits	(13)	(8)
Noncurrent pension, postretirement and postemployment benefits	(87)	(93)
Net amount recognized at end of year	$ 271	$ 207

Amount of liability, recognized in statement of financial position, for defined benefit pension plan, classified as current. Excludes other postretirement benefit plan.

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Amount of liability, recognized in statement of financial position, for defined benefit pension plan, classified as noncurrent. Excludes other postretirement benefit plan.

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