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Note 3 - Inventories (Tables)
12 Months Ended
Oct. 31, 2022
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
   

October 31,

 
   

2022

   

2021

 

Finished goods

  $ 3,894,102     $ 4,211,098  

Work in process

    4,054,789       4,023,693  

Raw materials

    11,093,140       7,763,325  

Production supplies

    396,735       305,692  

Total

  $ 19,438,766     $ 16,303,808