Note 3 - Inventories (Tables)

3 Months Ended

Mar. 31, 2013

Schedule of Inventory, Current [Table Text Block]

	March 31, 2013		December 31, 2012
Raw materials	$	2,031	$	1,649
Finished goods		1,082		932
Inventories, net	$	3,113	$	2,581