Note 8 - Inventories, Net of Inventory Reserves (Tables)

3 Months Ended

Mar. 31, 2016

Inventory Disclosure [Abstract]

Schedule of Inventory, Current [Table Text Block]

	March 31, 2016		December 31, 2015
Finished goods	$	630	$	633
Work in process		281		264
Raw materials and accessories		247		200
Supplies and packing materials		295		288
Total inventories, net of inventory reserves	$	1,453	$	1,385