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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
	Feb. 28, 2025	Feb. 29, 2024
Homebuilding
Fair Value, Assets and Liabilities Measured on a Recuring and Nonrecurring Basis [Line Items]
Finished homes and construction in progress, carrying value	$ 259,540	$ 71,756
Finished homes and construction in progress, fair value	239,197	68,017
Finished homes and construction in progress, total losses, net	(20,343)	(3,739)
Land and land under development, carrying value	190	2,870
Land and land under development, fair value	134	0
Land and land under development, total losses, net	(56)	(2,870)
Deposits and pre-acquisition costs on real estate, carrying value	268	0
Deposits and pre-acquisition costs on real estate, fair value	0	0
Deposits and pre-acquisition costs on real estate, net	(268)	0
Multifamily
Fair Value, Assets and Liabilities Measured on a Recuring and Nonrecurring Basis [Line Items]
Land and land under development, carrying value	7,594	0
Land and land under development, fair value	0	0
Land and land under development, total losses, net	$ (7,594)	$ 0

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