Note 5 - Inventories (Tables)

9 Months Ended

Sep. 30, 2014

Inventory Disclosure [Abstract]

Schedule of Inventory, Current [Table Text Block]

	Sept. 30, 2014		Dec. 31, 2013
Raw materials	$	2,738	$	2,753
Work in process		402		222
Inventory consigned to others		96		94
Finished goods		550		174
	$	3,786	$	3,243