Inventories (Tables)

3 Months Ended

Mar. 31, 2024

Inventory Disclosure [Abstract]

Schedule of inventories

Inventories consist of the following:

(In thousands)	March 31 2024		December 31 2023
Finished goods	$	16,430	$	16,171
Work-in-process	10,715		13,081
Raw materials and purchased parts	116,073		114,046
Stores and supplies	47,070		46,071
Total inventories	$	190,288	$	189,369