Financial Instruments and Fair Value Disclosures - (Fair Value Assets Measured On Nonrecurring Basis) (Details) - Fair Value, Measurements, Nonrecurring - Level 3 - Homebuilding - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	May 31, 2024	May 31, 2023	May 31, 2024	May 31, 2023
Fair Value, Assets and Liabilities Measured on a Recuring and Nonrecurring Basis [Line Items]
Finished homes and construction in progress, carrying value	$ 120,553	$ 126,680	$ 192,309	$ 183,816
Finished homes and construction in progress, fair value	100,968	108,073	168,985	158,902
Finished homes and construction in progress, total losses, net	(19,585)	(18,607)	(23,324)	(24,914)
Land and land under development, carrying value	0	574	0	25,735
Land and land under development, fair value	0	561	0	23,703
Land and land under development, total losses, net	0	(13)	0	(2,032)
Deposits and pre-acquisition costs on real estate, carrying value	332	14,455	3,202	17,130
Deposits and pre-acquisition costs on real estate, fair value	0	0	0	0
Deposits and pre-acquisition costs on real estate, net	(332)	(14,455)	(3,202)	(17,130)
Other assets, carrying value	0	75,769	0	78,834
Other assets, fair value	0	37,792	0	37,792
Other assets, total losses, net	$ 0	$ (37,977)	$ 0	$ (41,042)