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STOCK-BASED COMPENSATION (Tables)
9 Months Ended
Sep. 30, 2013
STOCK-BASED COMPENSATION [Abstract]  
Weighted-average assumptions used for options granted
The estimated fair value of each option award granted was determined on the date of grant using the Black-Scholes option valuation model.  The following weighted-average assumptions were used for the options granted during the three and nine months ended September 30, 2013 and 2012:
 

 
2013
2012
   
Risk-free interest rate
0.76%
 
0.9%
 
     
Expected volatility
106%
 
102%
 
     
Dividend yield
0%
0%
 
Expected option term
5 years
5 years
Stock option activity
A summary of the status of the Company’s stock option plans as of September 30, 2013 and changes during the nine months ended September 30, 2013 are as follows:

 
Weighted
average
 Exercise
 Price
Weighted
average
remaining
 contractual 
term (in years)
Aggregate
 Intrinsic
 Value
 
Options
Outstanding
       
at beginning of period
495,517
$9.33
   
Granted
46,402
10.64
   
Exercised
(20,000)
8.20
   
Forfeited
(35,000)
8.20
   
     
Outstanding and vested
       
at end of period
 486,919
$9.58
2.41
$1,253,203