Inventory (Tables)

12 Months Ended

Dec. 31, 2017

Inventory Disclosure [Abstract]

Schedule of Inventory

Inventories as of December 31, 2017 and 2016 consist of the following:

In thousands	December 31, 2017		December 31, 2016
Raw materials	$	7,044	$	4,430
Work in process		10,844		10,716
Finished goods		12,372		5,361
Inventory	$	30,260	$	20,507