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INCOME TAXES (Narrative) (Details) - USD ($) | 1 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2017 | Oct. 31, 2019 | Oct. 31, 2018 | Oct. 31, 2017
Income Tax Contingency [Line Items] |  |  |  |
Operating Loss Carryforwards, Valuation Allowance |  | $ 2,227,000 | $ 2,106,000 |
Deferred Tax Assets, Operating Loss Carryforwards |  | 1,380,000 | $ 1,316,000 |
Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration |  | $ 5,900,000 |  |
Unrecognized Tax Benefits Expiration Term |  | expire between July 2020 and August 2023 |  |
Unrecognized tax benefits, interest accrued |  | $ 32,000 |  |
Deferred Tax Assets for Research and Development Tax Credits |  | $ 800,000 |  |
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent | 35.00% | 21.00% | 23.00% | 34.00%
Effective Income Tax Rate Reconciliation, Percent |  | 25.00% | 34.00% | 27.00%
Expirations Within Five Years [Member] |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |
Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration |  | $ 5,200,000 |  |
Expiration maximum term |  | 5 years |  |
Expirations After Six Years [Member] |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |
Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration |  | $ 700,000 |  |
Expiration minimum term |  | 5 years |  |
Expiration maximum term |  | 20 years |  |
Tax Credits [Member] |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |
Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration |  | $ 765,000 |  |
Tax Credits Expiration Term |  | expire between years 2023 and 2030 |  |

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