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Retirement Plans and Other Postretirement Benefits - Fair Value of Plan Assets for Foreign Defined Benefit Pension Plans (Detail) - USD ($)
$ in Thousands
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets $ 774,329 $ 728,641  
Foreign Defined Benefit Pension Plans      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 174,443 159,592  
Foreign Defined Benefit Pension Plans | Life insurance      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 12,619 13,043  
Foreign Defined Benefit Pension Plans | Total investments      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 12,619 13,043  
Foreign Defined Benefit Pension Plans | Investments measured at net asset value      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 161,824 146,549  
Level 3 | Foreign Defined Benefit Pension Plans      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 12,619 13,043  
Level 3 | Foreign Defined Benefit Pension Plans | Life insurance      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 12,619 13,043 $ 18,806
Level 3 | Foreign Defined Benefit Pension Plans | Total investments      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets $ 12,619 $ 13,043