Note 7 - Inventories

9 Months Ended

Sep. 30, 2014

Inventory Disclosure [Abstract]

Inventory Disclosure [Text Block]

7. Inventories

Inventories consist of the following:

	September 30, 2014		December 31, 2013
Raw materials	$	6,843,441	$	5,926,030
Work-in-process		2,325,667		2,308,233
Finished goods		4,413,348		2,762,522
Total	$	13,582,456	$	10,996,785

Inventories are stated at the lower of cost or market, with cost being determined using the first-in, first-out method. Work-in-process and finished goods inventories include materials, labor, and manufacturing overhead.