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GUARANTEES AND PRODUCT WARRANTIES - Reconciliation of the changes in warranty reserve (Details) - USD ($)
$ in Thousands
12 Months Ended
Oct. 31, 2020
Oct. 31, 2019
Oct. 31, 2018
GUARANTEES AND PRODUCT WARRANTIES      
Balance, beginning of period $ 1,760 $ 2,497 $ 1,772
Provision for warranties during the period 2,075 2,246 4,121
Charges to the accrual (2,669) (2,991) (3,326)
Impact of foreign currency translation 34 8 (70)
Balance, end of period $ 1,200 $ 1,760 $ 2,497