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Property, Plant And Equipment (Details) (USD $)
6 Months Ended
Jun. 30, 2014
Dec. 31, 2013
Property, Plant and Equipment [Line Items]    
Laboratory and manufacturing equipment $ 3,194,600 $ 3,182,686
Building and improvements 2,960,189 2,940,239
Office furniture and equipment 386,341 354,243
Construction in progress 222,510 9,600
Land 50,000 50,000
Property, plant and equipment, gross 6,813,640 6,536,768
Less: accumulated depreciation 4,227,242 4,012,003
Property, plant and equipment, net 2,586,398 2,524,765
Property, plant and equipment, gross (increase) 276,872  
Less: accumulated depreciation (increase) 215,239  
Property, plant and equipment, net increase 61,633  
Laboratory and manufacturing equipment [Member]
   
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross (increase) 11,914  
Building and improvements [Member]
   
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross (increase) 19,950  
Office furniture and equipment [Member]
   
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross (increase) 32,098  
Construction in Progress [Member]
   
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross (increase) 212,910  
Land [Member]
   
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross (increase)