Inventories (Tables)

3 Months Ended

Mar. 31, 2016

Inventory Disclosure [Abstract]

Components of inventory

Inventories are as follows (in thousands):

	March 31, 2016		December 31, 2015
Raw materials	$	35,616	$	44,997
Work-in-process	3,838		3,069
Finished goods	41,630		37,426
Inventories	$	81,084	$	85,492