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Property, Plant and Equipment (Details) - USD ($)
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Property, Plant and Equipment [Line Items]    
Laboratory and manufacturing equipment $ 3,766,556 $ 3,522,465
Building and improvements 4,716,204 2,969,891
Office furniture and equipment 568,188 470,607
Construction in progress(1) [1] 1,084,924 1,270,672
Land 333,486 50,000
Property, plant and equipment, gross 10,469,358 8,283,635
Accumulated depreciation (4,750,544) (4,445,988)
Property, plant and equipment, net 5,718,814 $ 3,837,647
Increase (Decrease) in Property, plant and equipment, gross 2,185,723  
Increase (Decrease) in Accumulated depreciation (304,556)  
Increase (Decrease) in Property, plant and equipment, net 1,881,167  
Laboratory and manufacturing equipment [Member]    
Property, Plant and Equipment [Line Items]    
Increase (Decrease) in Property, plant and equipment, gross 244,091  
Building and improvements [Member]    
Property, Plant and Equipment [Line Items]    
Increase (Decrease) in Property, plant and equipment, gross 1,746,313  
Office furniture and equipment [Member]    
Property, Plant and Equipment [Line Items]    
Increase (Decrease) in Property, plant and equipment, gross 97,581  
Construction in Progress [Member]    
Property, Plant and Equipment [Line Items]    
Increase (Decrease) in Property, plant and equipment, gross [1] (185,748)  
Land [Member]    
Property, Plant and Equipment [Line Items]    
Increase (Decrease) in Property, plant and equipment, gross $ 283,486  
[1] As of December 31, 2015, construction in progress consisted principally of partial payments towards new manufacturing equipment. As of December 31, 2014, construction in progress consisted of a building addition that was completed during the first quarter of 2015.