Summary Of Significant Accounting Policies (Schedule Of Interest Expense) (Details) - Homebuilding - USD ($) $ in Thousands	12 Months Ended
	Nov. 30, 2024	Nov. 30, 2023	Nov. 30, 2022
Segment Reporting Information [Line Items]
Other interest expense	$ 18,771	$ 15,434	$ 19,128
Total interest expense	179,992	257,893	312,731
Inventory, Homes
Segment Reporting Information [Line Items]
Interest expense	160,848	240,871	293,105
Inventory, Land
Segment Reporting Information [Line Items]
Interest expense	$ 373	$ 1,588	$ 498