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Note 7 - Leases (Tables)
 6 Months Ended
Apr. 30, 2025
Notes Tables  
Lessee, Lease Liability, Maturity [Table Text Block]

Fiscal Year

    

Operating

leases

    

Finance

lease

  

2025

 (1)        $ 294,780     $ 21,435  

2026

           540,420       55,714  

2027

           493,180       —  

2028

           510,241       —  

2029

           527,981       —  

Thereafter

       44,122       —  

Total undiscounted lease payments

       2,410,724       77,149  

Present value discount

       (452,871 )     (3,103 )

Total lease liability

     $ 1,957,853     $ 74,046