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Note 2 - Earnings Per Common Share
9 Months Ended
Sep. 30, 2011
Earnings Per Share [Text Block]
(2)  Earnings Per Common Share

              Basic and diluted earnings per common share were computed as follows:

   
Three Months
Ended September 30,
   
Nine Months
Ended September 30,
 
(In thousands, except per share amounts)
 
2011
   
2010
   
2011
   
2010
 
Numerator:
                       
Net income
  $ 6,333     $ 5,482     $ 16,622     $ 14,532  
Denominator:
                               
Basic earnings per common share - weighted-average shares
    21,985       21,934       21,978       21,920  
Effect of dilutive stock options
    89       107       100       103  
Diluted earnings per common share - weighted-average shares and assumed conversions
    22,074       22,041       22,078       22,023  
Basic earnings per common share
  $ 0.29     $ 0.25     $ 0.76     $ 0.66  
Diluted earnings per common share
  $ 0.29     $ 0.25     $ 0.75     $ 0.66  

             Options totaling 387,000 and 374,500 shares for the three-month and nine-month periods ended September 30, 2011, respectively, and 335,000 shares for each of the three-month and nine-month periods ended September 30, 2010, were outstanding but were not included in the calculation of diluted earnings per share because including the options in the denominator would be antidilutive, or decrease the number of weighted-average shares, due to their exercise prices exceeding the average market price of the common shares or due to inclusion of average unrecognized compensation expense in the calculation.  Performance-based option awards totaling 107,000 shares for the 2010 period were also not included in the calculation of diluted earnings per share because the performance condition was not met.  All performance-based options outstanding expired effective December 31, 2010.

Unvested performance unit awards totaling 36,730 shares for each of the three-month and nine-month periods ended September 30, 2011, and 28,530 shares for each of the three-month and nine-month periods ended September 30, 2010, were considered outstanding but were not included in the calculation of diluted earnings per share because inclusion of average unrecognized compensation expense in the calculation would cause the performance units to be antidilutive.