Inventory (Tables)

9 Months Ended

Sep. 30, 2014

Inventory Disclosure [Abstract]

Inventory

Inventory consists of the following (in thousands):

	September 30, 2014		December 31, 2013
Raw materials	$	1,726	$	3,947
Work-in-process		8,313		6,146
Finished goods		1,656		3,359
Total inventory	$	11,695	$	13,452