Inventory (Tables)

6 Months Ended

Jun. 30, 2012

Inventory

Inventory consists of the following:

	June 30, 2012		December 31, 2011
	(in thousands)
Inventory
Raw materials	$	888	$	1,016
Finished goods		2,047		2,575
Total inventory, net	$	2,935	$	3,591