Note 4 - Inventories (Tables)

6 Months Ended

Jun. 30, 2013

Inventory Disclosure [Abstract]

Schedule of Inventory, Current [Table Text Block]

	June 30, 2013		December 31, 2012
Raw Materials	$	1,798	$	1,616
Work-in-Process		569		462
Finished Goods		62		141
Total	$	2,429	$	2,219