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Note 4 - Property and Equipment, Net (Tables)
12 Months Ended
Aug. 31, 2021
Notes Tables  
Property, Plant and Equipment [Table Text Block]
  

August 31, 2021

  

August 31, 2020

 

Land

 $310,365  $310,365 

Buildings and improvements

  13,149,258   8,167,783 

Machinery and equipment

  5,453,679   4,940,912 
   18,913,302   13,419,060 

Less accumulated depreciation

  (7,091,844)  (6,308,271)
  $11,821,458  $7,110,789