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Financial Instruments and Fair Value Disclosures - (Communities with Indicators for Impairment) (Details) $ in Thousands | 9 Months Ended
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Aug. 31, 2024 USD ($) community | Aug. 31, 2023 USD ($) community
Fair Value, Assets and Liabilities Measured on a Recuring and Nonrecurring Basis [Line Items] |  |
Active communities | 1,283 | 1,247
Number of Communities with potential indicator of impairment | 24 | 21
Number of communities with valuation adjustments | 4 | 6
Valuation adjustments | $ | $ 15,263 | $ 18,844
Level 3 |  |
Fair Value, Assets and Liabilities Measured on a Recuring and Nonrecurring Basis [Line Items] |  |
Fair value of communities with valuation adjustments | $ | $ 25,769 | $ 53,211

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