v3.26.1
Note 5 - Product Warranties (Tables)
9 Months Ended
Jul. 31, 2026
Notes Tables  
Schedule of Product Warranty Liability [Table Text Block]
   

Nine Months Ended

 
   

July 31,

 
   

2026

   

2025

 

Balance at beginning of period

  $ 100,000     $ 65,000  

Liabilities accrued for warranties issued during the period

    106,094       109,520  

Warranty claims and costs paid during the period

    (61,067 )     (45,029 )

Changes in liability for pre-existing warranties during the period

    (35,027 )     (24,491 )

Balance at end of period

  $ 110,000     $ 105,000