Inventories (Tables)

9 Months Ended

Sep. 30, 2023

Inventory Disclosure [Abstract]

Schedule of Inventories

Inventories consisted of the following:

	(Dollars in thousands)
	September 30, 2023		December 31, 2022
Raw materials and supplies	$	187,637	$	143,495
Work in process	24,456		23,799
Finished goods	3,096		3,917
Total	$	215,189	$	171,211