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Earnings Per Share (Tables)
3 Months Ended
Oct. 31, 2012
Earnings Per Share [Abstract]  
Computation of Basic Earnings per Share Reconciled to Diluted Earnings per Share
            The computation of basic earnings per share reconciled to diluted earnings per share follows:

   
Three months ended
 
   
October 31,
2012
   
October 29,
2011
 
           
Total income available to common stockholders
 
$
242,527
   
$
1,159,777
 
Dividend declared
   
---
     
---
 
Undistributed earnings
   
242,527
     
1,159,777
 
                 
Weighted-average common shares outstanding (basic)
   
4,244,010
     
4,203,445
 
                 
Distributed earnings per share
 
$
---
   
$
---
 
Undistributed earnings per share
   
.06
     
.28
 
Total earnings per share
 
$
.06
   
.28