Operating And Reporting Segments (Homebuilding Financial Information) (Details) - USD ($) $ in Thousands	12 Months Ended
	Nov. 30, 2024	Nov. 30, 2023	Nov. 30, 2022
Segment Reporting Information [Line Items]
Revenues	$ 35,441,452	$ 34,233,366	$ 33,671,010
Depreciation and amortization	115,528	110,164	87,075
Operating Segments
Segment Reporting Information [Line Items]
Revenues	35,441,452	34,233,366	33,671,010
Homebuilding
Segment Reporting Information [Line Items]
Interest expense:	179,992	257,893	312,731
Homebuilding | Operating Segments
Segment Reporting Information [Line Items]
Revenues	33,906,426	32,660,987	31,951,335
Operating earnings (loss):	5,342,252	5,527,707	6,777,317
Interest expense:	179,992	257,593	312,731
Depreciation and amortization	129,196	133,253	104,290
Net addition to operating properties and equipment:	64,396	49,777	11,101
East | Operating Segments
Segment Reporting Information [Line Items]
Revenues	8,492,955	8,727,154	8,389,182
Operating earnings (loss):	1,599,024	1,991,950	2,062,654
Interest expense:	40,041	55,216	70,809
Depreciation and amortization	32,098	33,279	23,084
Net addition to operating properties and equipment:	734	637	2,065
Central | Operating Segments
Segment Reporting Information [Line Items]
Revenues	7,637,003	7,101,560	6,722,854
Operating earnings (loss):	1,083,734	1,104,930	1,066,833
Interest expense:	28,929	46,556	62,083
Depreciation and amortization	27,761	27,087	17,023
Net addition to operating properties and equipment:	3,613	1,531	949
Texas | Operating Segments
Segment Reporting Information [Line Items]
Revenues	4,787,125	4,707,285	4,227,771
Operating earnings (loss):	753,722	788,627	929,237
Interest expense:	13,967	29,754	29,442
Depreciation and amortization	10,623	10,227	9,354
Net addition to operating properties and equipment:	2,049	679	136
West | Operating Segments
Segment Reporting Information [Line Items]
Revenues	12,955,853	12,086,172	12,571,386
Operating earnings (loss):	1,857,870	1,712,966	2,773,597
Interest expense:	84,609	115,600	140,017
Depreciation and amortization	58,368	62,374	54,055
Net addition to operating properties and equipment:	3,798	1,176	1,414
Other | Operating Segments
Segment Reporting Information [Line Items]
Revenues	33,490	38,816	40,142
Operating earnings (loss):	47,902	(70,766)	(55,004)
Interest expense:	12,446	10,467	10,380
Depreciation and amortization	346	286	774
Net addition to operating properties and equipment:	$ 54,202	$ 45,754	$ 6,537