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LEASES (Details Narrative) | 1 Months Ended | 3 Months Ended | 9 Months Ended
--- | --- | --- | ---
Aug. 31, 2021 | Jul. 31, 2021 USD ($) ft² | Jul. 31, 2020 USD ($) | Jul. 31, 2021 USD ($) ft² | Jul. 31, 2020 USD ($)
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |
Rent expenses |  | $ 16,000 | $ 16,000 | $ 48,000 | $ 48,000
Subsequent Event [Member] |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |
Lease extension | In August 2021 the lease was extended until September 30, 2024 under substantially the same terms as the existing lease. |  |  |  |
Almaden Expressway, San Jose [Member] |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |
Area of land | ft² |  | 2,000 |  | 2,000 |
Operating lease, expiration date |  |  |  | Sep. 30, 2021 |
Rent expenses |  |  |  | $ 5,000 |
Percentage of annual increase in rent |  |  |  | 3.00% |
Operating lease remaining term |  | 2 months |  | 2 months |

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