Inventories (Tables)

9 Months Ended

Sep. 30, 2018

Inventory Disclosure [Abstract]

Schedule of components of inventory

Inventories are as follows (in thousands):

	September 30, 2018			December 31, 2017
Raw materials	$	46,937		$	42,750
Work-in-process	3,664			3,284
Finished goods	44,377			30,293
Inventories	94,978			76,327
Less reserve for excess and obsolete inventory	(1,817		)	(568		)
Inventories, net	$	93,161		$	75,759