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Pensions - Schedule of Defined Benefit Pension Plans (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]      
Fair value of plans' assets at beginning of period $ 229,245    
Fair value of plans' assets at end of period 182,007 $ 229,245  
Funded status of the plans 3,039    
UNITED STATES      
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]      
Benefit obligations at beginning of year 15,812 21,211  
Service cost 52 89 $ 105
Interest cost 821 561 531
Actuarial loss (gain) (3,759) (4,924)  
Defined Benefit Plan, Benefit Obligation, Benefits Paid 1,163 1,125  
Foreign currency exchange rate effect 0 0  
Other 0 0  
Benefit obligation at end of year 11,763 15,812 21,211
Funded status of the plans (11,763) (15,812)  
Foreign Plan [Member]      
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]      
Benefit obligations at beginning of year 15,473 22,476  
Service cost 150 216 357
Interest cost 788 628 701
Actuarial loss (gain) 1,230 (5,663)  
Defined Benefit Plan, Benefit Obligation, Benefits Paid 748 722  
Foreign currency exchange rate effect 408 (1,476)  
Other 107 14  
Benefit obligation at end of year 17,408 15,473 22,476
Funded status of the plans (17,408) (15,473)  
Pension Plan [Member] | UNITED STATES      
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]      
Benefit obligations at beginning of year 212,688 257,108  
Service cost 0 771 891
Interest cost 9,254 7,062 6,516
Actuarial loss (gain) (112) (41,026)  
Defined Benefit Plan, Benefit Obligation, Benefits Paid 11,464 14,283  
Foreign currency exchange rate effect 0 0  
Defined Benefit Plan, Benefit Obligation, (Increase) Decrease for Settlement 48,553 0  
Plan amendments 0 (3,056)  
Other 0 0  
Benefit obligation at end of year 161,813 212,688 257,108
Fair value of plans' assets at beginning of period 196,434 273,448  
Actual return on plans' assets 10,004 (63,769)  
Employer contributions 1,036 1,038  
Defined Benefit Plan, Plan Assets, Benefits Paid 11,464 14,283  
Foreign currency exchange rate effect 0 0  
Settlements (48,553) 0  
Fair value of plans' assets at end of period 147,457 196,434 273,448
Funded status of the plans (14,356) (16,254)  
Pension Plan [Member] | Foreign Plan [Member]      
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]      
Benefit obligations at beginning of year 116,653 164,957  
Service cost 2,161 2,755 3,345
Interest cost 5,198 2,782 2,558
Actuarial loss (gain) 5,876 (34,354)  
Defined Benefit Plan, Benefit Obligation, Benefits Paid 5,633 5,535  
Foreign currency exchange rate effect 4,417 (10,012)  
Defined Benefit Plan, Benefit Obligation, (Increase) Decrease for Settlement 1,935 1,760  
Plan amendments 0 0  
Other 58 (2,180)  
Benefit obligation at end of year 126,795 116,653 164,957
Fair value of plans' assets at beginning of period 32,811 48,047  
Actual return on plans' assets 3,013 (9,774)  
Employer contributions 5,523 4,970  
Defined Benefit Plan, Plan Assets, Benefits Paid 5,633 5,535  
Foreign currency exchange rate effect 771 (3,138)  
Settlements (1,935) (1,759)  
Fair value of plans' assets at end of period 34,550 32,811 $ 48,047
Funded status of the plans $ (92,245) $ (83,842)