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Note 4 - Property and Equipment, Net (Tables)
3 Months Ended
Nov. 30, 2015
Notes Tables  
Property, Plant and Equipment [Table Text Block]
    November 30, 2015   August 31, 2015
Land   $ 310,365     $ 310,365  
Buildings and improvements     6,384,512       6,180,089  
Machinery and equipment     4,145,174       4,090,619  
      10,840,051       10,581,073  
Less accumulated depreciation     (3,445,567 )     (3,287,910 )
    $ 7,394,484     $ 7,293,163