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Note 4 - Inventories (Tables)
9 Months Ended
Jul. 31, 2024
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
   

July 31,

   

October 31,

 
   

2024

   

2023

 

Finished goods

  $ 5,420,737     $ 5,937,682  

Work in process

    3,669,238       4,372,913  

Raw materials

    9,804,750       13,130,478  

Production supplies

    364,583       325,253  

Total

  $ 19,259,308     $ 23,766,326