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Note 8 - Federal, State and Local Income Taxes - Effective Income Tax Rate Reconciliation (Details)	6 Months Ended		12 Months Ended
	Oct. 31, 2024	Oct. 31, 2023	Apr. 30, 2019
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	21.00%	21.00%	21.00%
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent	3.86%	3.03%
Effect of dividends received deductions	(0.22%)	(0.25%)
Other, net	0.01%	(0.02%)
Effective income tax rate	24.65%	23.76%

X

- Definition

Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

+ References

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to deduction for dividend.

+ References

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other adjustments.

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