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Pension Plans and Other Postretirement Benefits - Domestic and Foreign Pension and Postretirement Defined Benefit Plans (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Defined Benefit Plan Disclosure [Line Items]    
Total net pension and postretirement benefits cost $ 1,273 $ 1,954
Pension Plan    
Defined Benefit Plan Disclosure [Line Items]    
Service cost 1,566 1,321
Interest cost 8,145 8,542
Expected return on assets (8,830) (8,409)
Amortization of prior service benefit 20 20
Total net pension and postretirement benefits cost 901 1,474
Postretirement Benefits    
Defined Benefit Plan Disclosure [Line Items]    
Service cost 12 12
Interest cost 360 468
Total net pension and postretirement benefits cost $ 372 $ 480