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Note 5 - Product Warranties (Tables)
9 Months Ended
Jul. 31, 2024
Notes Tables  
Schedule of Product Warranty Liability [Table Text Block]
   

Nine Months Ended

 
   

July 31,

 
   

2024

   

2023

 

Balance at beginning of period

  $ 80,000     $ 75,000  

Liabilities accrued for warranties issued during the period

    77,217       77,089  

Warranty claims and costs paid during the period

    (58,419 )     (50,700 )

Changes in liability for pre-existing warranties during the period

    (23,798 )     (21,389 )

Balance at end of period

  $ 75,000     $ 80,000