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Note 6 - Warranty Costs (Tables)
6 Months Ended
Apr. 30, 2021
Notes Tables  
Schedule of Product Warranty Liability [Table Text Block]
  

Three Months Ended

  

Six Months Ended

 
  

April 30,

  

April 30,

 

(In thousands)

 

2021

  

2020

  

2021

  

2020

 
                 

Balance, beginning of period

 $88,861  $89,905  $86,417  $89,371 

Additions – Selling, general and administrative

  2,409   2,050   4,457   3,991 

Additions – Cost of sales

  2,103   2,020   4,001   3,923 

Charges incurred during the period

  (4,760)  (7,551)  (6,736)  (11,216)

Changes to pre-existing reserves

  1,412   715   1,886   1,070 

Balance, end of period

 $90,025  $87,139  $90,025  $87,139