Note 9 - Employee Benefits (Details Textual) - USD ($)	12 Months Ended
Oct. 31, 2025	Oct. 31, 2024
Health Insurance Coverage Expense	$ 3,878,501	$ 3,608,222
Defined Contribution Plan, Employer Discretionary Contribution Amount	55,113	54,494
Share-Based Payment Arrangement, Expense	$ 386,639	$ 443,234
Services and Performance Based Shares [Member]
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition	3 years 2 months 12 days
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount	$ 763,000
The 2017 Stock Incentive Plan [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant	372,000
The 2017 Stock Incentive Plan [Member] \| Restricted Stock [Member] \| Share-Based Payment Arrangement, Nonemployee [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period	1 year
The 2017 Stock Incentive Plan [Member] \| Restricted Stock [Member] \| Non-employee Directors [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross	36,228	39,960

Amount charged to health insurance coverage expense for the period.

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Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Amount of discretionary contributions made by an employer to a defined contribution plan.

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Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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Gross number of share options (or share units) granted during the period.

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