Commitments and Contingencies (Changes in the Warranty and Self-Insurance Liability) (Details) - USD ($) $ in Thousands		3 Months Ended
		Feb. 28, 2022	Feb. 28, 2021
Changes in the Warranty Liability
Balance at beginning of period		$ 96,153	$ 91,646
Warranties issued		7,890	7,457
Payments		(6,577)	(6,416)
Balance at end of period		97,466	92,687
Movement In Self Insurance Reserve [Roll Forward]
Balance at beginning of period		189,131	194,180
Self-insurance expense		4,739	4,583
Payments		(2,466)	(5,500)
Balance at end of period		190,594	193,445
Self Insurance [Member]
Movement In Self Insurance Reserve [Roll Forward]
Increase (Decrease) in Insurance Liabilities	[1]	$ (810)	$ 182

[1] Represents net changes in estimated probable recoveries related to self-insurance, which are recorded in receivables, to present our self-insurance liability on a gross basis.