Commitments and Contingencies (Narratives) (Details)	3 Months Ended
	Feb. 29, 2024 USD ($) home claim	Nov. 30, 2023 USD ($)
Loss Contingencies [Line Items]
Structural warranty provided by company (in years)	10 years
Warranty for other components of home (in years)	1 year
Performance bonds	$ 1,300,000,000	$ 1,320,000,000
Letters of credit outstanding	32,200,000	19,100,000
Cash deposits	42,681,000	45,018,000
Aggregate purchase price of land	1,281,374,000	1,268,532,000
LOC Facilities
Loss Contingencies [Line Items]
Letters of credit outstanding	$ 25,500,000	12,500,000
Expiration period	1 year
Damages from Product Defects
Loss Contingencies [Line Items]
Minimum number of affected homes for construction defect claims | home	2
Warranty Obligations
Loss Contingencies [Line Items]
Structural warranty provided by company (in years)	10 years
Self Insurance
Loss Contingencies [Line Items]
Reclassification of warranty recoveries to receivables	$ 30,200,000	$ 31,100,000
Chapter 558 of the Florida Statutes
Loss Contingencies [Line Items]
Number of new claims filed | claim	483
Minimum
Loss Contingencies [Line Items]
Warranty on electrical and other building systems (in years)	2 years
Insurance coverage amount for construction	$ 50,000
Maximum
Loss Contingencies [Line Items]
Warranty on electrical and other building systems (in years)	5 years
Insurance coverage amount for construction	$ 250,000