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Note 20 - Investments in Unconsolidated Homebuilding and Land Development Joint Ventures (Details Textual) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Jul. 31, 2024 USD ($) Item | Apr. 30, 2024 USD ($) Item | Jul. 31, 2023 USD ($) Item | Apr. 30, 2023 Item | Jan. 31, 2023 USD ($) Item | Oct. 31, 2024 USD ($) Item | Oct. 31, 2023 USD ($) Item | Oct. 31, 2022 USD ($)
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |  |
Number of Owned Communities Transferred to the Joint Venture | Item |  | 11 | 16 |  | 4 |  |  |
Number of Owned Active Communities Transferred to the Joint Venture | Item |  |  | 8 |  | 1 |  |  |
Joint Ventures Consolidated | Item | 1 |  |  |  |  |  |  |
Number of New Joint Ventures |  |  | 1 |  | 1 |  |  |
Proceeds from Transfer of Land to Joint Venture |  | $ 53,800 | $ 75,700 |  | $ 41,100 |  |  |
Number of Unconsolidated Joint Ventures Dissolved | Item |  |  |  | 1 |  |  |  |
Gain on Consolidation of Joint Venture | $ 45,700 |  |  |  |  | $ 45,653 | $ 19,102 | $ 0
Equity Method Investment, Other than Temporary Impairment |  |  |  |  |  | 0 | 0 |
Revenues |  |  |  |  |  | 3,004,918 | 2,756,016 | 2,922,231
Home Building [Member] | Management Fees [Member] |  |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  | $ 19,500 | $ 16,300 | 12,500
Homebuilding and Land Development Joint Ventures [Member] |  |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |  |
Number of Owned Active Communities Transferred to the Joint Venture | Item |  |  |  |  |  | 6 | 8 |
Homebuilding and Land Development Joint Ventures [Member] | Minimum [Member] |  |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |  |
Equity Method Investment, Ownership Percentage |  |  |  |  |  | 20.00% | 20.00% |
Homebuilding and Land Development Joint Ventures [Member] | Maximum [Member] |  |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |  |
Equity Method Investment, Ownership Percentage |  |  |  |  |  | 50.00% | 50.00% |
Corporate Joint Venture [Member] |  |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |  |
Advances to Affiliate |  |  |  |  |  | $ 2,400 | $ 1,400 |
Revenues |  |  |  |  |  | $ 552,727 | $ 783,298 | $ 351,880
New Unconsolidated Joint Venture [Member] |  |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |  |
Number of Owned Active Communities Transferred to the Joint Venture | Item |  | 3 | 3 |  |  |  |  |
Joint Ventures Consolidated | Item |  |  | 1 |  |  |  |  |
Proceeds from Transfer of Land to Joint Venture |  |  | $ 48,000 |  |  |  |  |
Gain on Consolidation of Joint Venture |  |  | $ 19,100 |  |  |  |  |

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