Inventories

6 Months Ended

Jun. 30, 2017

Inventory Disclosure [Abstract]

Inventories

Inventories

Inventories are valued at the lower of cost or market. Inventories were as follows at the end of the periods noted below:

(Dollars in thousands)	June 30, 2017		December 31, 2016
Raw materials	$	39,163	$	29,788
Work-in-process	27,074		26,440
Finished goods	36,312		34,902
Total inventories	$	102,549	$	91,130