Annual report pursuant to Section 13 and 15(d)

Stock Based Compensation (Details 1)

v3.3.1.900
Stock Based Compensation (Details 1) - USD ($)
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Weighted Average Grant Date Fair Value, Forfeited    
Intrinsic Value, Exercised $ 92,728 $ 0
Employee Stock Option [Member]    
Weighted Average Grant Date Fair Value, Forfeited    
Number of Options, Outstanding 1,607,075  
Number of Options, Granted 0  
Number of Options, Exercised (21,786)  
Number of Options, Forfeited (97,504)  
Number of Options, Outstanding 1,487,785 1,607,075
Number of Options, Exercisable 860,970  
Weighted Average Exercise Price, Outstanding $ 4.41  
Weighted Average Exercise Price, Granted 0  
Weighted Average Exercise Price, Exercised 3.01  
Weighted Average Exercise Price, Forfeited 5.72  
Weighted Average Exercise Price, Outstanding 4.43 $ 4.41
Weighted Average Exercise Price, Exercisable $ 4.34  
Weighted Average Remaining Life In Years, Outstanding 8 years 9 years
Weighted Average Remaining Life In Years, Exercisable 8 years  
Intrinsic Value, Outstanding $ 10,467,374  
Intrinsic Value, Exercised 0  
Intrinsic Value, Outstanding 5,310,340 $ 10,467,374
Intrinsic Value, Exercisable $ 3,076,767