Note 17 - Related Party Transactions (Details Textual) - USD ($)
3 Months Ended 6 Months Ended
Aug. 15, 2019
Mar. 31, 2020
Mar. 31, 2019
Mar. 31, 2020
Mar. 31, 2019
Sep. 30, 2019
Consultant [Member]            
Related Party Transaction, Expenses from Transactions with Related Party   $ 12,500 $ 25,239 $ 25,000 $ 50,478  
Due to Related Parties, Total   0   0   $ 0
Director [Member]            
Related Party Transaction, Expenses from Transactions with Related Party   7,500   15,000    
Due to Related Parties, Total   $ 0   $ 0   $ 0
Consultant Contract Value $ 30,000