Inventory (Tables)

6 Months Ended

Jun. 30, 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)	June 30, 2016		December 31, 2015
Raw materials	$	7,062	$	7,506
Work in process		2,712		2,407
Finished goods		4,659		5,709
Inventory		14,433		15,622
Other long-term assets		1,156		1,156
Total	$	15,589	$	16,778