Note 5 - Intangible Assets (Details Textual) - USD ($)	12 Months Ended
Oct. 31, 2023	Oct. 31, 2022	Oct. 31, 2021
Amortization of Intangible Assets	$ 53,941	$ 51,507	$ 45,511
Finite-Lived Intangible Asset, Expected Amortization, Year One	54,000
Finite-Lived Intangible Asset, Expected Amortization, Year Two	54,000
Finite-Lived Intangible Asset, Expected Amortization, Year Three	54,000
Finite-Lived Intangible Asset, Expected Amortization, Year Four	54,000
Finite-Lived Intangible Asset, Expected Amortization, Year Five	54,000
Finite-Lived Intangible Assets, Gross	868,564	856,167
Finite-Lived Intangible Assets, Accumulated Amortization	$ 313,927	$ 274,417

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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-Subparagraph (b)
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-Topic 230
-Publisher FASB
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 350
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Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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