Note 7 - Inventories (Tables)

9 Months Ended

Sep. 30, 2013

Inventory Disclosure [Abstract]

Schedule of Inventory, Current [Table Text Block]

	Sept. 30, 2013		Dec. 31, 2012
Raw materials	$	2,816	$	2,157
Work in process		334		454
Inventory consigned to others		86		105
Finished goods		248		419
	$	3,484	$	3,135