Note 7 - Inventories, Net of Inventory Reserves (Tables)

3 Months Ended

Mar. 31, 2015

Inventory Disclosure [Abstract]

Schedule of Inventory, Current [Table Text Block]

	March 31, 2015		December 31, 2014
Finished goods	$	527	$	486
Work in process		257		255
Raw materials and accessories		268		302
Supplies and packing materials		279		279
Total inventories, net of inventory reserves	$	1,331	$	1,322