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Note 2 - Business (Details Textual)	12 Months Ended
Note 2 - Business (Details Textual)	Oct. 31, 2025 Item Segment	Oct. 31, 2024	Oct. 31, 2023
Nature of Operations Disclosure [Line Items]
Number of Communities \| Item	140
Home Building [Member]
Nature of Operations Disclosure [Line Items]
Number of Reportable Segments \| Segment	3
Home Building [Member] \| Segment Concentration Risk [Member] \| Revenue Benchmark [Member]
Nature of Operations Disclosure [Line Items]
Concentration Risk, Percentage	97.00%	98.00%	98.00%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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