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Note 5 - Earnings Per Share (Tables)
3 Months Ended
Nov. 30, 2014
Notes Tables  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
    Thirteen weeks ended  
   
November 30,
   
November 24,
 
   
2014
    2013  
Numerator for earnings per share:
               
Net income
  $ 166,637     $ 344,531  
                 
Denominator:
               
Denominator for basic earnings per share - weighted average shares
    2,904,331       2,892,264  
                 
Effect of dilutive securities:
               
Employee and non-employee options
    56,683       57,548  
                 
Dilutive common shares
               
Denominator for diluted earnings per share
    2,961,014       2,949,812  
                 
Basic earnings per share
  $ .06     $ .12  
                 
Diluted earnings per share
  $ .06     $ .12