Pension and Other Postretirement Benefits - Discount Rates Used to Determine the Benefit Obligations (Detail)	Dec. 31, 2024	Dec. 31, 2023
Defined Benefit Pension Plan [Member] | Foreign Defined Benefits Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate	5.55%	4.65%
Other Postretirement Benefit Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate	5.70%	5.19%
Minimum [Member] | Defined Benefit Pension Plan [Member] | U.S. [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate	5.61%	5.13%
Maximum [Member] | Defined Benefit Pension Plan [Member] | U.S. [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate	5.64%	5.16%