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GUARANTEES AND PRODUCT WARRANTIES - Reconciliation of the changes in warranty reserve (Details) - USD ($)
$ in Thousands
9 Months Ended
Jul. 31, 2021
Jul. 31, 2020
GUARANTEES AND PRODUCT WARRANTIES    
Balance, beginning of period $ 1,200 $ 1,760
Provision for warranties during the period 1,495 1,474
Charges to the reserve (1,384) (1,988)
Impact of foreign currency translation 21 25
Balance, end of period $ 1,332 $ 1,271