Summary of Significant Accounting Policies (Tables)

6 Months Ended

Jun. 30, 2015

Accounting Policies [Abstract]

Components of Inventory

The components of inventory are as follows (in thousands):

	June 30, 2015		December 31, 2014
Raw materials	$	931	$	798
Work in process		234		418
Finished goods		2,540		2,076
	$	3,705	$	3,292