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GUARANTEES AND PRODUCT WARRANTIES - Reconciliation of the changes in warranty reserve (Details) - USD ($)
$ in Thousands
12 Months Ended
Oct. 31, 2019
Oct. 31, 2018
Oct. 31, 2017
GUARANTEES AND PRODUCT WARRANTIES      
Balance, beginning of period $ 2,497 $ 1,772 $ 1,523
Provision for warranties during the period 2,246 4,121 3,379
Charges to the reserve (2,991) (3,326) (3,203)
Impact of foreign currency translation 8 (70) 73
Balance, end of period $ 1,760 $ 2,497 $ 1,772