Inventories (Tables)

12 Months Ended

Dec. 31, 2016

Inventory Disclosure [Abstract]

Inventories

Inventories by major category are as follows (in thousands):

	2016		2015
Raw materials	$	32,696	$	40,938
Work in process	12,186		14,696
Finished goods	57,068		65,981
	$	101,950	$	121,615