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Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) | Oct. 31, 2020 | Oct. 31, 2019
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Income Tax Disclosure [Abstract] |  |
Federal and state NOL and tax credit carryforwards | $ 19,727,000 | $ 19,593,000
Deferred compensation | 8,009,000 | 7,619,000
Intangibles | 828,000 | 943,000
Other | 192,000 | 205,000
Subtotal | 28,756,000 | 28,360,000
Less: valuation allowance | (28,756,000) | (28,360,000)
Deferred tax asset, net |  |

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