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Stock-Based Compensation (Tables)
3 Months Ended
Mar. 31, 2016
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Schedule of Fair Value Assumptions used in valuing Stock Options

Option awards are valued based on the grant date fair value of the instruments, net of estimated forfeitures, using a Black-Scholes option pricing model with the following assumptions:

 

      Three Months Ended March 31,  
      2016       2015  
                 
Volatility     38% - 47 %     69% - 76 %
Risk-free interest rate     1.30% - 1.65 %     1.34% - 1.75 %
Expected term     6.25 years       6.25 years  

Schedule of Stock Option Activity

The following summarizes stock option activity for the three months ended March 31, 2016:

 

          Weighted     Weighted Average     Aggregate  
    Number of     Average     Remaining     Intrinsic  
    Options     Exercise Price     Contractual Life     Value  
Outstanding at December 31, 2015     1,066,360     $ 5.37       7.4     $ 64,500  
                                 
Granted     129,500       3.41                  
Exercised     (900 )     1.25                  
Forfeited     (35,548 )     4.95                  
Outstanding at March 31, 2016     1,159,412     $ 5.37       7.4     $ 64,500  
                                 
Exercisable at March 31, 2016     377,790     $ 5.29       4.7     $ 46,350