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Warrants (Tables)
6 Months Ended
Jun. 30, 2016
Text Block [Abstract]  
Summary of Warrant Activity

A summary of warrant activity for the year ended December 31, 2015 and the six months ended June 30, 2016 is as follows:

 

     Warrants      Weighted
Average
Price
 

Balance - December 31, 2014

     2,532,094       $ 1.93   

Granted

     —          —    

Exercised

     (185,585      1.50   

Expired

     (2,170,925      (2.00
  

 

 

    

 

 

 

Balance - December 31, 2015

     175,584         1.50   

Granted

     —          —    

Exercised

     —          —    

Expired

     —           —     
  

 

 

    

 

 

 

Balance – June 30, 2016

     175,584       $ 1.50   
Summary of Warrants Outstanding

The warrants outstanding as of June 30, 2016 are as follows:

 

Exercise Price    Warrants Outstanding      Expiration Dates  

$1.50

     175,584         7/31/17   
  

 

 

    
     175,584