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Net Loss per Common Share (Tables)
9 Months Ended
Sep. 30, 2014
Net Loss per Common Share [Abstract]  
Anti-dilutive securities excluded from the computation of earnings per share
The following potentially dilutive securities were excluded from the computation of earnings per share as of September 30, 2014 and 2013 because their effects would be anti-dilutive:

  
September 30,
 
  
2014
  
2013
 
Stock options
  
227,718
   
294,446
 
Unvested restricted shares
  
64,515
   
21,243
 
Warrants
  
850,138
   
339,994
 
Total
  
1,142,371
   
655,683