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Note 2 - Inventories
6 Months Ended
Mar. 01, 2015
Notes to Financial Statements  
Inventory Disclosure [Text Block]
2.
INVENTORIES
               
          
             
            Inventories consist primarily of raw material, work-in-progress (WIP) and finished goods and are valued at the lower of cost or market: 
 
 
 
March 1, 2015
 
  August 31, 2014  
                 
Raw material
  $ 2,093,606     $ 2,018,080  
WIP
    1,349,736       823,704  
Finished goods
    1,394,494       925,243  
    $ 4,837,836     $ 3,767,027