Inventories (Tables)

12 Months Ended

Dec. 31, 2015

Inventory Disclosure [Abstract]

Schedule of Inventory, Current

Inventories consist of the following components:

	December 31, 2015		December 31, 2014
	(dollars in thousands)
Finished goods	$	101,480	$	104,760
Work in process	23,620		24,300
Raw materials	42,270		42,200
Total inventories	$	167,370	$	171,260