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Earnings Per Common Share
6 Months Ended
Jun. 30, 2011
EARNINGS PER COMMON SHARE  
EARNINGS PER COMMON SHARE
11. EARNINGS PER COMMON SHARE

The following table sets forth the computation of basic and diluted earnings per common share:

   
Three Months Ended
   
Six Months Ended
 
   
June 30,
   
June 30,
 
   
2011
   
2010
   
2011
   
2010
 
   
In thousands, except per share data
 
Numerator:
                       
Numerator for basic and diluted earnings per common share -
                       
net income available to common stockholders:
  $ 6,373     $ 5,987     $ 7,052     $ 7,740  
Denominator:
                               
Weighted average shares
    10,303       10,190       10,294       10,181  
Denominator for basic earnings per common share
    10,303       10,190       10,294       10,181  
                                 
Effect of dilutive securities:
                               
Employee stock options
    33       82       37       85  
Other stock compensation plans
    82       41       79       38  
Dilutive potential common shares
    115       123       116       123  
Denominator for diluted earnings per common share -
                               
adjusted weighted average shares and assumed conversions
    10,418       10,313       10,410       10,304  
Basic earnings per common share
  $ 0.62     $ 0.59     $ 0.69     $ 0.76  
Diluted earnings per common share
  $ 0.61     $ 0.58     $ 0.68     $ 0.75