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Note 2 - Stock Compensation (Details Textual) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Apr. 30, 2023	Apr. 30, 2022	Apr. 30, 2023	Apr. 30, 2022
Share-Based Payment Arrangement, Expense	$ 2,200	$ 1,800	$ 4,200	$ 3,400
Share-Based Payment Arrangement, Expense, after Tax	1,600	1,400	$ 3,500	2,500
Performance Shares [Member] | The 2023 LTIP [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Post-Vesting Hold Period (Year)			2 years
Performance Shares [Member] | Share-Based Payment Arrangement, Tranche One [Member] | The 2023 LTIP [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage			50.00%
Share-Based Payment Arrangement, Option [Member]
Share-Based Payment Arrangement, Expense	$ 8	$ 45	$ 16	$ 90

X

- Definition

Period of holding after 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.

+ References

No definition available.

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X

- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 14.F)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479830/718-10-S99-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (h)(1)(i)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480429/718-10-50-2

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X

- Definition

Amount, after tax, of expense for award under share-based payment arrangement.

+ References

No definition available.

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X

- Definition

Percentage of vesting of award under share-based payment arrangement.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480429/718-10-50-2

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