Inventories (Tables)

3 Months Ended

Mar. 31, 2023

Inventory Disclosure [Abstract]

Schedule of Inventories

Inventories, which are valued at the lower of cost or net realizable value, consisted of the following:

(Dollars in thousands)	March 31, 2023		December 31, 2022
Raw materials	$	87,397	$	87,851
Work-in-process	48,259		45,100
Finished goods	41,433		49,451
Total inventories	$	177,089	$	182,402