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Note 3 - Inventories (Tables)
12 Months Ended
Oct. 31, 2025
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
   

October 31,

 
   

2025

   

2024

 

Finished goods

  $ 5,542,575     $ 5,098,148  

Work in process

    5,047,737       3,724,999  

Raw materials

    8,890,488       9,562,563  

Production supplies

    320,954       339,607  

Total

  $ 19,801,754     $ 18,725,317