Inventory (Tables)

6 Months Ended

Jun. 30, 2017

Inventory Disclosure [Abstract]

Schedule of Inventory

Inventory consisted of the following:

	June 30,		December 31,
(in thousands)	2017		2016
Raw materials	$	9,261	$	9,658
Work in process		5,932		3,965
Finished goods		5,958		4,017
Total inventory	$	21,151	$	17,640