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CAPITAL STOCK (Tables)
3 Months Ended
Mar. 31, 2013
Notes to Financial Statements  
Fair Value of each Option Grant
 

Three Months Ended

March 31,

 

  2012   2013    
                       
Risk-free interest rate   0.56%   0.54%     
Expected lives   3.0 years    3.4 years      
Expected volatility   60%    52%    
Expected dividend yield   3.43%    0.00%      
                           
Summary of Company Stock Option Plans
 

Year Ended

December 31, 2012

Three Months Ended

March 31, 2013

 

 

 

 

 

Options

 

Weighted

Average

Exercise

Price

 

 

 

 

 

Options

 

Weighted

Average

Exercise

Price

Outstanding at beginning of period   1,448,675   $ 10.425     1,245,161    $ 11.054   
  Granted at market   137,950   $ 9.534     31,230    $ 8.344   
  Cancelled   (118,330 ) $ 11.373     (13,758  )  $ 5.101   
  Exercised   (223,134 ) $ 5.863      (17,752 ) $ 6.430   
Outstanding at end of period   1,245,161   $ 11.054      1,244,881   $ 11.118   
Exercisable at end of period   971,0292   $ 12.129      966,038   $ 12.191   
Stock Options Outstanding and Exercisable
  Options Outstanding Options Exercisable  
Exercise Prices Number of
Options
Outstanding
at
March 31,
2013
Weighted
Average
Remaining
Contractual
Life in Years
Weighted
Average
Exercise
Price
Number of
Options
Exercisable
at
March 31,
2013
Weighted
Average
Exercise
Price
 
$  2.70 - $  6.67   258,803      5.76    $ 5.229      189,533    $ 5.131   
$  6.77 - $  8.55   259,423      8.19    $ 7.811      63,035    $ 7.513   
$  8.56 - $12.40   259,272      3.23    $ 9.587      246,087    $ 9.575   
$12.41 - $16.50   237,811      2.08    $ 14.051      237,811    $ 14.051   
$16.51 - $31.50   229,572      2.47    $ 20.182      229,572    $ 20.182   
$  2.70 - $31.50   1,244,881      4.43    $ 11.118      966,038    $ 12.191