Pension and Other Postretirement Benefits - Discount Rates Used to Determine the Benefit Obligations (Detail)	Dec. 31, 2023	Dec. 31, 2022
Defined Benefit Pension Plan [Member] | Foreign Defined Benefits Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate	4.65%	4.85%
Other Postretirement Benefit Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate	5.19%	5.49%
Minimum [Member] | Defined Benefit Pension Plan [Member] | U.S. [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate	5.13%	5.48%
Maximum [Member] | Defined Benefit Pension Plan [Member] | U.S. [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate	5.16%	5.49%