Note 3 - Inventories (Tables)

9 Months Ended

Sep. 30, 2013

Inventory Disclosure [Abstract]

Schedule of Inventory, Current [Table Text Block]

	September 30, 2013		December 31, 2012
Raw materials	$	1,305	$	1,649
Finished goods		1,684		932
Inventories, net	$	2,989	$	2,581