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INCOME TAXES (Schedule of Income Tax Expense) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Oct. 31, 2020 | Oct. 31, 2019 | Oct. 31, 2018
INCOME TAXES |  |  |
Unrecognized Tax Benefits, Beginning Balance | $ 193 | $ 180 | $ 1,101
Additions based on tax positions related to the current year | 9 | 36 | 37
Additions (reductions) related to prior year tax positions | (2) | 0 | (945)
Reductions due to statute expiration | (32) | (23) | (18)
Other | 0 | 0 | 5
Unrecognized Tax Benefits, Ending Balance | $ 168 | $ 193 | $ 180

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