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Financial Instruments and Fair Value Disclosures - (Fair Value Assets Measured On Nonrecurring Basis) (Details) - Fair Value, Measurements, Nonrecurring - Level 3 - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
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May 31, 2025 | May 31, 2024 | May 31, 2025 | May 31, 2024
Homebuilding |  |  |  |
Fair Value, Assets and Liabilities Measured on a Recuring and Nonrecurring Basis [Line Items] |  |  |  |
Finished homes and construction in progress, carrying value | $ 470,734 | $ 120,553 | $ 742,658 | $ 192,309
Finished homes and construction in progress, fair value | 421,051 | 100,968 | 672,632 | 168,985
Finished homes and construction in progress, total losses, net | (49,683) | (19,585) | (70,026) | (23,324)
Land and land under development, carrying value |  |  | 191 | 0
Land and land under development, fair value |  |  | 134 | 0
Land and land under development, total losses, net |  |  | (57) | 0
Deposits and pre-acquisition costs on real estate, carrying value | 8,661 | 332 | 8,928 | 3,202
Deposits and pre-acquisition costs on real estate, fair value | 0 | 0 | 0 | 0
Deposits and pre-acquisition costs on real estate, net | (8,661) | (332) | (8,928) | $ (3,202)
Multifamily |  |  |  |
Fair Value, Assets and Liabilities Measured on a Recuring and Nonrecurring Basis [Line Items] |  |  |  |
Land and land under development, carrying value | 3,122 | 0 | 10,716 |
Land and land under development, fair value | 0 | 0 |  |
Land and land under development, total losses, net | $ (3,122) | $ 0 | $ (10,716) |

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