Inventories (Tables)

6 Months Ended

Jun. 30, 2016

Inventory Disclosure [Abstract]

Components of inventory

Inventories are as follows (in thousands):

	June 30, 2016		December 31, 2015
Raw materials	$	37,998	$	44,997
Work-in-process	3,482		3,069
Finished goods	36,773		37,426
Inventories	$	78,253	$	85,492