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Net Income Per Share and Weighted Average Shares (Tables)
12 Months Ended
Jul. 29, 2016
Net Income Per Share and Weighted Average Shares [Abstract]  
Reconciliation of Components of Diluted Earnings per Share Computations
The following table reconciles the components of diluted earnings per share computations:

  
2016
  
2015
  
2014
 
Net income per share numerator
 
$
189,299
  
$
163,903
  
$
132,128
 
             
Net income per share denominator:
            
Basic weighted average shares outstanding
  
23,945,041
   
23,918,368
   
23,817,768
 
Add potential dilution:
            
Stock options, nonvested stock awards and MSU Grants
  
129,232
   
130,556
   
148,247
 
Diluted weighted average shares outstanding
  
24,074,273
   
24,048,924
   
23,966,015