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Note 12 - Reduction of Inventory to Fair Value (Details Textual) $ in Millions | 12 Months Ended
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Oct. 31, 2023 USD ($) | Oct. 31, 2022 USD ($) | Oct. 31, 2021 USD ($)
Impairment of Real Estate |  | $ 8.4 | $ 2.0
Land Option Write Offs | $ 1.5 | $ 5.7 | $ 1.6
Homebuilding [Member] |  |  |
Number of Communities Evaluated for Impairment | 380 | 374 |
Number of Communities Impaired |  | 1 | 3
Number of Communities Performed Detailed Impairment Calculations |  | 1 |
Carrying Value of Communities Tested for Impairment |  | $ 10.6 | $ 11.5
Impairment of Real Estate |  | 8.4 | 2.0
Land Option Write Offs | $ 1.5 | $ 5.7 | $ 1.6

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- Definition The aggregate carrying value of communities for which detailed impairment calculatons were performed. + References No definition available. + Details
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- Definition The charge against earnings in the period to write off costs associated with land options that were terminated. + References No definition available. + Details
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- Definition Number of communities evaluated for impairment during the period + References No definition available. + Details
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- Definition Number of communities for which detailed impairment calculations were performed during the period. + References No definition available. + Details
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- Definition The charge against earnings in the period to reduce the carrying amount of real property to fair value. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-28 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 360 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482099/360-10-50-2 + Details
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