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Equity (Tables)
9 Months Ended
Sep. 30, 2015
Equity [Abstract]  
Information about Warrants Outstanding
Information about warrants outstanding during the nine months ended September 30, 2015 follows:
 
Original
Number
of
Warrants
Issued
 
Exercise
Price per
Common
Share
  
Exercisable at
December 31,
2014
  
Became
Exercisable
  
Exercised
  
Terminated /
Cancelled /
Expired
  
Exercisable
at September 30, 2015
 
Expiration
Date
2,619,036 (1)
 
$
3.59
   
157,467
   
   
120,161
   
37,306
   
 
  March 2015
25,000 (2)
 
$
7.00
   
   
25,000
   
   
   
25,000
 
April 2020
       
157,467
   
25,000
   
120,161
   
37,306
   
25,000
  

(1)Referred to as our Series I Warrants.
(2)Referred to as Advisor Warrants