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Note 6 - Line-of-credit (Tables)
12 Months Ended
Sep. 30, 2024
Notes Tables  
Schedule of Line of Credit Available Credit Limit [Table Text Block]
     

Available

 

As of

   

Line-of-Credit

 

September 30, 2024

    $ 20,000,000  

October 1, 2024

      25,000,000  

March 1, 2025

      15,000,000  
Schedule of Line of Credit Facilities [Table Text Block]
   

September 30

 
   

2024

   

2023

 

Available line-of-credit at year-end

  $ 20,000,000     $ 13,000,000  

Outstanding balance at year-end

    11,166,181       4,353,572  

Average rate of interest during year on outstanding balances

    6.39 %     5.16 %

Interest rate at year-end

    6.29 %     6.43 %

Interest rate on unused line-of-credit

    0.15 %     0.15 %