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Earnings (Loss) Per Share (Tables)
3 Months Ended
Mar. 31, 2018
Earnings Per Share [Abstract]  
Schedule of Antidilutive Weighted Average Shares

For the three months ended March 31, 2018 and 2017, common stock equivalents excluded from the calculation of weighted average shares because they were antidilutive are as follows:

 

    2018     2017  
             
Stock options     389,687       390,525  
Unvested shares of restricted common stock     -       356,555  
                 
Total     389,687       747,080