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STOCK-BASED COMPENSATION (Tables)
12 Months Ended
Dec. 31, 2012
Fair value of stock option awards is estimated on date of grant using a binomial option-pricing model

The fair value of stock option awards is estimated on the date of grant using a binomial option-pricing model that uses the assumptions noted in the following table:

 

Valuation Assumptions   2012     2011     2010  
Risk-free interest rate     1.99 %     3.49 %     3.77 %
Expected volatility     78.8 %     78.8 %     70.1 %
Expected dividend yield     0.00 %     0.00 %     0.00 %
Expected term     5 yrs.       5 yrs.       6 yrs.  
Stock Options
 
Summary of all stock option activity

A summary of all stock option activity during 2012 is as follows:

 

    Number of
Options
    Weighted
Average
Exercise
Price
    Weighted
Average
Remaining
Contractual
Life
    Aggregate
Intrinsic
Value ($ in
millions)
 
Options Outstanding at December 31, 2011     1,924,825     $ 12.02       5.1     $ 0.8  
Granted     487,950     $ 10.55                  
Exercised     (81,482 )   $ 4.33             $ 0.3  
Forfeited     (4,626 )   $ 14.85                  
Expired     (444,113 )   $ 12.20                  
Options Outstanding at December 31, 2012     1,882,554     $ 11.92       6.2     $ 0.8  
                                 
Options Exercisable at December 31, 2012     1,122,138     $ 12.95       4.4     $ 0.7  
Restricted Stock
 
Summary of all stock option activity

A summary of all restricted stock activity during 2012 is as follows:

 

    Number of
Shares
    Weighted
Average
Grant Date
Fair Value
 
Restricted Stock Outstanding at December 31, 2011     558,618     $ 7.98  
Granted     404,250     $ 9.83  
Vested     (186,368 )   $ 4.01  
Forfeited     (2,550 )   $ 10.41  
Restricted Stock Outstanding at December 31, 2012     773,950     $ 9.89