v2.4.0.6
Stock Based Compensation (Tables)
9 Months Ended
Sep. 30, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Summary of the status of the Company’s restricted share awards
 
Restricted Shares
 
Number of
Restricted Shares
   
Weighted Average
Fair Value at
Grant Date
 
Non-vested at  September 30, 2012
   
169,368
   
$
2.80
 
 
Stock Options [Member]
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Weighted-average assumptions used to fair value calculation for options granted
 
   
Nine Months Ended
   
Nine Months Ended
 
   
September 30,
2012
   
September 30,
2011
 
             
Expected dividend yield
   
0
%
   
0
%
Expected stock price volatility
   
96-97
%
   
95-98
%
Risk-free interest rate
   
2.37-2.70
%
   
2.9-4.19
%
Expected life of options
 
1.8-9.8 Years
   
2.8-10 Years
 
 
Summary of the status of Company’s aggregate stock options granted
 
 
   
Number of Shares
Remaining
Options
   
Weighted
Average
Exercise Price
   
Weighted-Average
Remaining
Contractual Term
   
Aggregate
Intrinsic Value
 
                         
Outstanding at January 1, 2012
   
364,400
   
$
5.20
             
Options granted during 2012
   
178,000
   
$
2.05
             
Options cancelled/expired during 2012
   
(23,000
   
5.74
                 
Outstanding at September 30, 2012
   
519,400
   
$
4.10
     
8.08
   
$
126,478
 
Exercisable at September 30, 2012
   
378,500
   
$
4.18
     
8.05
   
$
82,728