Inventories (Tables)

3 Months Ended

Mar. 31, 2015

Inventory Disclosure [Abstract]

Inventories

Inventories consist of the following:

	March 31, 2015			December 31, 2014
	(in thousands)
Raw materials	$	18,241		$	16,865
Work in process		4,983			4,584
Finished goods		3,567			4,232
Gross inventory		26,791			25,681
Less: allowances		(2,316	)		(2,084	)
Inventories, net	$	24,475		$	23,597