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Note 16 - Gain on Insurance Proceeds (Details Textual) - USD ($)	12 Months Ended
	Oct. 31, 2023	Oct. 31, 2022	Oct. 31, 2021
Proceeds from Insurance Settlement, Investing Activities	$ 1,946,992	$ 0	$ 0
Other Nonoperating Income (Expense) [Member]
Proceeds from Insurance Settlement, Investing Activities	2,199,463
Water Damage from Pipe Burst [Member]
Unusual or Infrequent Item, or Both, Net of Insurance Proceeds	2,580,986
Unusual or Infrequent Item, or Both, Gain, Gross	7,538
Unusual or Infrequent Item, or Both, Loss, Gross	$ 381,523

X

- Definition

Amount of cash inflow for proceeds from settlement of insurance claim, classified as investing activities. Excludes insurance settlement classified as operating activities.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 12
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-12

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 21B
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-21B

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X

- Definition

Amount of gain recognized in the income statement for an event or transaction that is unusual in nature or infrequent in occurrence, or both.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 220
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483613/220-20-50-1

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- Definition

Amount, before deduction of insurance proceeds, of loss recognized in the income statement for an event or transaction that is unusual in nature or infrequent in occurrence, or both.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 220
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
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-URI https://asc.fasb.org//1943274/2147483613/220-20-50-1

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- Definition

Amount, after deduction of insurance proceeds, of loss recognized in the income statement for an event or transaction that is unusual in nature or infrequent in occurrence, or both.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 930
-SubTopic 715
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482028/930-715-45-1

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-Topic 220
-Publisher FASB
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