Inventory (Tables)

3 Months Ended

Mar. 31, 2016

Inventory Disclosure [Abstract]

Schedule of Inventory, Classified in Inventory or Other Long-Term Assets

Inventory, classified in inventory or other long-term assets, consisted of the following:

(in thousands)	March 31, 2016		December 31, 2015
Raw materials	$	6,801	$	7,506
Work in process		4,273		2,407
Finished goods		4,467		5,709
Inventory		15,541		15,622
Other long-term assets		1,156		1,156
Total	$	16,697	$	16,778