Inventories

12 Months Ended

Dec. 31, 2017

Inventory Disclosure [Abstract]

Inventories

Inventories

Inventories, net at December 31, 2017 and 2016 consist of the following:

	2017		2016
	(Dollars in thousands)
Raw materials	$	98,451	$	65,319
Work-in-process	62,381		54,555
Finished goods	234,912		196,297
Inventories, net	395,744		316,171