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SHAREHOLDERS' EQUITY (Details) - Employee Stock Purchase Plan - Employee Stock Purchase Plan [Member] | 12 Months Ended
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Oct. 31, 2019 USD ($) shares
SHAREHOLDERS' EQUITY (Details) - Employee Stock Purchase Plan [Line Items] |
Share-based Compensation Arrangement by Share-based Payment Award, Purchase Price of Common Stock, Percent | 85.00%
Stock Issued During Period, Shares, Employee Stock Purchase Plans | shares | 11,650
Stock Issued During Period, Value, Employee Stock Purchase Plan (in Dollars) | $ | $ 39,000

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