Property, Plant & Equipment (Details) - USD ($)	3 Months Ended
	Mar. 31, 2016	Dec. 31, 2015
Summary of property, plant and equipment
Land	$ 278,325	$ 278,325
Building and improvements	4,652,669	4,652,669
Manufacturing and warehouse equipment	9,153,057	9,072,162
Office equipment and furniture	1,268,545	1,293,609
Construction in process	197,545	215,155
Leasehold improvements	544,146	544,146
Vehicles	42,283	42,283
Property, plant and equipment, gross	16,136,570	16,098,349
Less accumulated depreciation	(10,932,959)	(10,741,961)
Property, plant and equipment, net	$ 5,203,611	$ 5,356,388
Building and Improvements [Member]
Summary of property, plant and equipment
Estimate Useful Life	30 years
Manufacturing and warehouse equipment [Member] | Minimum [Member]
Summary of property, plant and equipment
Estimate Useful Life	6 years
Manufacturing and warehouse equipment [Member] | Maximum [Member]
Summary of property, plant and equipment
Estimate Useful Life	20 years
Office equipment and furniture [Member] | Minimum [Member]
Summary of property, plant and equipment
Estimate Useful Life	3 years
Office equipment and furniture [Member] | Maximum [Member]
Summary of property, plant and equipment
Estimate Useful Life	5 years
Leasehold improvements [Member] | Minimum [Member]
Summary of property, plant and equipment
Estimate Useful Life	10 years
Leasehold improvements [Member] | Maximum [Member]
Summary of property, plant and equipment
Estimate Useful Life	15 years
Vehicles [Member]
Summary of property, plant and equipment
Estimate Useful Life	3 years