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Retirement Plans - Summary of Fair Value of Company's Plan Assets (Detail) - Fair Value, Inputs, Level 2 - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	$ 62	$ 71
Total	258	274
Government | Corporate
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	21	24
Non-U.S. Bonds | Corporate
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	20	21
Insurance Contracts
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	15	17
Common Collective Trusts
Defined Benefit Plan Disclosure [Line Items]
Investments measured at net asset value	195	203
Other Investment
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	$ 6	$ 10

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Defined benefit plan fair value of plan assets and net asset value.

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Defined benefit plan net asset value.

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Amount of asset segregated and restricted to provide benefit under defined benefit plan. Asset includes, but is not limited to, stock, bond, other investment, earning from investment, and contribution by employer and employee.

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