Leases (Lease Information) (Details) - USD ($) $ in Thousands		12 Months Ended
		Nov. 30, 2023	Nov. 30, 2022
Lessee, Lease, Description [Line Items]
Operating lease, right-of-use asset	[1]	$ 24,773	$ 25,545
Operating lease liability	[2]	$ 26,581	$ 27,580
Weighted-average remaining lease term		3 years	3 years 6 months
Weighted-average discount rate (incremental borrowing rate)		4.80%	5.00%
Lease right-of-use assets obtained in exchange for new lease liabilities		$ 9,195	$ 3,941
Cash payments on lease liabilities		$ 12,592	$ 11,169
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]		Other assets	Other assets
Operating Lease, Liability, Statement of Financial Position [Extensible List]		Accrued Liabilities	Accrued Liabilities
Homebuilding
Lessee, Lease, Description [Line Items]
Operating lease, right-of-use asset		$ 24,725	$ 25,469
Operating lease liability		26,531	27,494
Financial service
Lessee, Lease, Description [Line Items]
Operating lease, right-of-use asset		100	100
Operating lease liability		$ 100	$ 100

[1] Represents lease right-of-use assets within our homebuilding operations and financial services operations of $24.7 million and $.1 million, respectively, at November 30, 2023, and $25.5 million and $.1 million, respectively, at November 30, 2022.

[2] Represents lease liabilities within our homebuilding operations and financial services operations of $26.5 million and $.1 million, respectively, at November 30, 2023, and $27.5 million and $.1 million, respectively, at November 30, 2022