v3.25.4
Pension Plans and Other Postretirement Benefits - Components of Pension and Postretirement Benefits Expense (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Weighted-average assumption percentages:      
Expected return on plan assets   6.77% 6.66%
Other Postretirement Benefits      
Defined Benefit Plan Disclosure [Line Items]      
Service cost $ 19 $ 46 $ 47
Interest cost 1,883 1,441 1,873
Actuarial loss (gain) 13,215 6,268 (6,816)
Total net pension benefits (credit) cost $ 15,117 $ 7,755 $ (4,896)
Weighted-average assumption percentages:      
Discount rate 5.67% 5.21% 5.45%
U.S. Plans | Pension Plans      
Defined Benefit Plan Disclosure [Line Items]      
Service cost $ 402 $ 545 $ 499
Interest cost 26,140 25,580 26,924
Expected return on assets (30,711) (31,862) (30,875)
Actuarial loss (gain) 10,204 (13,530) (11,951)
Amortization of prior service benefit 0 0 0
Total net pension benefits (credit) cost $ 6,035 $ (19,267) $ (15,403)
Weighted-average assumption percentages:      
Expected return on plan assets 6.70% 6.88% 6.88%
Rate of compensation increase 0.00% 0.00% 0.00%
Foreign Plans | Pension Plans      
Defined Benefit Plan Disclosure [Line Items]      
Service cost $ 5,167 $ 5,391 $ 5,686
Interest cost 7,404 7,204 7,153
Expected return on assets (4,252) (3,867) (2,872)
Actuarial loss (gain) (6,173) (2,569) 8,593
Amortization of prior service benefit 79 79 81
Total net pension benefits (credit) cost $ 2,225 $ 6,238 $ 18,641
Weighted-average assumption percentages:      
Expected return on plan assets 6.52% 5.95% 4.86%
Rate of compensation increase 3.65% 3.67% 3.67%