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EQUITY TRANSACTIONS (Tables)
12 Months Ended
Dec. 31, 2012
EQUITY TRANSACTIONS  
Summary of the stock option activity

 

 

 
  Options   Range of
Exercise Prices
  Weighted-Average
Exercise Price
  Weighted-Average
Remaining
Contractual Life
  Aggregate
Intrinsic
Value
 
 
   
   
   
  (in years)
  (in millions)
 

Outstanding—December 31, 2009

    1,209,500   $ 2.50 - 16.27   $ 6.91     3.65   $  

Granted

                         

Exercised

                         

Expired

    (470,000 )   2.50     2.50              

Forfeited

    (341,500 )   3.71 - 16.27     7.68              
                           

Outstanding—December 31, 2010

    398,000     7.30 - 16.27     11.46     3.56      

Granted

    537,000     2.04 - 2.78     2.28              

Exercised

                         

Expired

    (80,000 )   7.30 - 13.60     8.48              

Forfeited

    (54,200 )   2.32     2.32              
                           

Outstanding—December 31, 2011

    800,800     2.04 - 16.27     6.22     6.81      

Granted

    392,100     2.44 - 4.02     2.53              

Exercised

                         

Expired

    (25,000 )   15.00     15.00              

Forfeited

    (24,000 )   8.00 - 16.27     14.24              
                           

Outstanding—December 31, 2012

    1,143,900   $ 2.04 - 16.27   $ 4.59     7.10   $ 1.4  
                       

Exercisable at December 31, 2012

    478,824   $ 2.04 - 16.27   $ 7.59     4.90   $ 0.4  
                       

        

Summary of weighted-average assumptions used for determining the fair value of each stock option granted

 

 

Assumptions:
  2012   2011  

Expected dividend yield(1)

    N/A     N/A  

Expected stock price volatility(2)

    74.3 %   72.9 %

Risk-free interest rates(3)

    1.32 %   2.43 %

Expected life of options (in years)(4)

    6.00     5.86  

(1)
The expected dividend yield was based on our expectation of not paying dividends for the foreseeable future.

(2)
The expected volatility was based on the historical volatility of our common stock.
(3)
Based on the U.S. Treasury yield curve in effect at the time of grant with a term consistent with the expected term of our stock options.

(4)
Represents the period of time options are expected to be outstanding. The weighted average expected term was determined using the "simplified method" for plain vanilla options as the Company lacks sufficient historical exercise experience. The "simplified method" calculates the expected term as the average of the vesting term and original contractual term of the options.

        

Schedule of restricted stock unit activity

 

 

 
  RSUs   Weighted-Average
Grant Date
Fair Value
  Weighted-Average
Remaining
Contractual Life
  Aggregate
Fair Value
 
 
   
   
  (in years)
  (in millions)
 

Unvested outstanding as of December 31, 2009

      $       $  

Granted

    880,000     1.87              

Vested

    (180,000 )   2.14              

Forfeited

    (350,000 )   1.78              
                   

Unvested outstanding as of December 31, 2010

    350,000     1.81     2.30     0.7  

Granted

    246,200     2.57              

Exercised

    (199,997 )   1.80              

Vested

    (117,000 )   2.77              

Forfeited

    (51,434 )   1.97              
                   

Unvested outstanding as of December 31, 2011

    227,769     2.11     1.85     0.4  

Granted

    192,790     3.39              

Vested

    (120,523 )   3.58              

Forfeited

                     
                   

Unvested outstanding as of December 31, 2012

    300,036   $ 2.35     1.65   $ 1.3