Operating and Reporting Segments (Homebuilding Financial Information) (Details) - USD ($) $ in Thousands	3 Months Ended
	Feb. 28, 2022	Feb. 28, 2021
Segment Reporting Information [Line Items]
Revenues	$ 6,203,516	$ 5,325,468
Operating earnings (loss)	802,934	1,449,859
East
Segment Reporting Information [Line Items]
Revenues	1,670,186	1,355,942
Operating earnings (loss)	351,995	262,083
Central
Segment Reporting Information [Line Items]
Revenues	1,109,272	928,442
Operating earnings (loss)	152,078	132,023
Texas
Segment Reporting Information [Line Items]
Revenues	812,619	644,078
Operating earnings (loss)	171,312	129,643
West
Segment Reporting Information [Line Items]
Revenues	2,150,798	2,009,579
Operating earnings (loss)	441,448	321,706
Other
Segment Reporting Information [Line Items]
Revenues	9,330	5,015
Operating earnings (loss)	(6,983)	(12,275)
Homebuilding
Segment Reporting Information [Line Items]
Revenues	5,752,205	4,943,056
Operating earnings (loss)	$ 1,109,850	$ 833,180