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Note 1 - Description of Business and Significant Accounting Policies (Tables)
12 Months Ended
Sep. 30, 2020
Notes Tables  
Property, Plant and Equipment [Table Text Block]
   
September 30,
2020
   
September 30,
2019
 
                 
Buildings and improvements   $
7,608,087
    $
7,221,600
 
Computer equipment    
349,576
     
349,576
 
Furniture and equipment    
2,764
     
2,764
 
Total    
7,960,427
     
7,573,940
 
Accumulated depreciation    
(448,006
)    
(1,152
)
Property, plant and equipment, net   $
7,512,421
    $
7,572,788