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Calculation of Earnings Per Share (Tables)
6 Months Ended
Jun. 26, 2011
Schedule of Basic and Diluted Earnings Per Share
The calculations of basic earnings per common share and earnings per common share – assuming dilution are as follows (in thousands, except per-share data):

   
Three Months Ended
   
Six Months Ended
 
   
June 26,
   
June 27,
   
June 26,
   
June 27,
 
   
2011
   
2010
   
2011
   
2010
 
                         
Basic earnings per common share:
                       
Net income
  $ 12,124     $ 13,192     $ 28,551     $ 30,067  
Weighted average shares outstanding
    25,464       26,760       25,474       26,901  
Basic earnings per common share
  $ 0.48     $ 0.49     $ 1.12     $ 1.12  
                                 
Earnings per common share - assuming dilution:
                               
Net income
  $ 12,124     $ 13,192     $ 28,551     $ 30,067  
                                 
Weighted average shares outstanding
    25,464       26,760       25,474       26,901  
Dilutive effect of outstanding compensation awards
    221       211       239       135  
Diluted weighted average shares outstanding
    25,685       26,971       25,713       27,036  
Earnings per common share - assuming dilution
  $ 0.47     $ 0.49     $ 1.11     $ 1.11