Property and Equipment (Details) - USD ($)	Sep. 30, 2015	Dec. 31, 2014
Property and equipment
Less: accumulated depreciation and amortization	$ (1,877,244)	$ (1,735,205)
Property and equipment	830,083	619,028
Furniture and Office Equipment
Property and equipment
Property and equipment, Gross	1,092,486	873,824
Leasehold Improvements
Property and equipment
Property and equipment, Gross	338,399	285,697
Processing equipment
Property and equipment
Property and equipment, Gross	$ 1,276,442	$ 1,194,712