Note 3 - Inventories (Tables)

6 Months Ended

Jun. 30, 2016

Inventory Disclosure [Abstract]

Schedule of Inventory, Current [Table Text Block]

As of June 30, 2016 and December 31, 2015, inventories consisted of the following:

	June 30, 2016		December 31, 2015
Raw materials	$	401,586	$	311,751
Work in progress		1,422,596		1,753,090
Finished goods		3,515,019		3,189,188
	$	5,339,201	$	5,254,029