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COMMITMENTS AND CONTINGENCIES (Details) - USD ($)
$ in Thousands
6 Months Ended
Apr. 30, 2022
Apr. 30, 2021
Schedule of Product Warranties [Line Items]    
Balances as of beginning of fiscal year $ 3,379 $ 3,015
Accruals for warranties 622 1,027
Warranty claims settled (1,012) (781)
Balances as of end of period $ 2,989 $ 3,261