Note 3 - Inventories (Tables)

6 Months Ended

Jun. 30, 2013

Inventory Disclosure [Abstract]

Schedule of Inventory, Current [Table Text Block]

	June 30,		December 31,
	2013		2012
Raw materials	$	1,719	$	1,649
Finished goods		664		932
Inventories, net	$	2,383	$	2,581