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Property and Equipment (Details) - USD ($)
Mar. 31, 2017
Dec. 31, 2016
Property and equipment    
Less: accumulated depreciation and amortization $ (1,909,496) $ (1,801,137)
Property and equipment, net 1,484,279 1,494,247
Furniture and Equipment    
Property and equipment    
Property and equipment, Gross 1,271,798 1,270,173
Leasehold Improvements    
Property and equipment    
Property and equipment, Gross 447,650 447,650
Processing Equipment    
Property and equipment    
Property and equipment, Gross $ 1,674,327 $ 1,577,561