Accumulated Other Comprehensive Loss - Schedule of Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Accumulated Other Comprehensive Loss
Accumulated other comprehensive loss	$ 178,316	$ 142,111
Accumulated Other Comprehensive Loss
Accumulated Other Comprehensive Loss
Accumulated other comprehensive loss	(21,716)	(19,250)
Pension and post-retirement benefit plan adjustments
Accumulated Other Comprehensive Loss
Accumulated other comprehensive loss	93	(921)
Unrealized income on interest rate swap contracts
Accumulated Other Comprehensive Loss
Accumulated other comprehensive loss	685	1,278
Foreign currency translation adjustments
Accumulated Other Comprehensive Loss
Accumulated other comprehensive loss	$ (22,494)	$ (19,607)