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Note 3 - Share Information
3 Months Ended
Mar. 31, 2013
Earnings Per Share [Text Block]
3.     SHARE INFORMATION

Earnings per share have been calculated using the following share information:

   
Quarters Ended
March 31,
 
      2013       2012  
Weighted average number of common shares used for basic EPS
    38,878,208       39,196,634  
Effect of dilutive stock options and restricted and deferred stock unit awards
    408,226       301,484  
Weighted average number of common shares and dilutive potential common stock used in dilutive EPS
    39,286,434       39,498,118  

The Company excluded 161,985 and 291,356 stock options for the quarters ended March 31, 2013 and 2012, respectively, from the diluted earnings per share calculations for the Company’s common stock because they were anti-dilutive as their exercise prices were greater than the average market price of common shares for each period.