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Stockholders' Equity (Tables)
6 Months Ended
Jun. 30, 2016
Stockholders' Equity Note [Abstract]  
Schedule of Stock Option Activity

A summary of stock option activity under the 2011 Long-Term Incentive Plan as of June 30, 2016, and changes during the six months ended June 30, 2016, are presented below:

 

   Stock
options
   Weighted
average
exercise price
   Weighted
average
remaining
contractual
term
   Aggregate
intrinsic value
 
Outstanding as of January 1, 2016   344,733   $9.35       $ 
Granted   27,000    3.68           
Exercised                  
Forfeited   (118,333)   9.34           
Outstanding as of June 30, 2016   253,400   $8.75    6.4   $75,590 
Exercisable as of June 30, 2016   203,733   $9.29    5.8   $30,500