Note 5 - Inventories, Net of Inventory Reserves (Tables)

12 Months Ended

Dec. 31, 2014

Inventory Disclosure [Abstract]

Schedule of Inventory, Current [Table Text Block]

	December 31,
	2014		2013
Finished goods	$	486	$	486
Work in process		255		234
Raw materials and accessories		302		311
Supplies and packing materials		279		239
Total inventories, net of inventory reserves	$	1,322	$	1,270