Segment Information (Segment Financial Information) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	May 31, 2023	May 31, 2022	May 31, 2023	May 31, 2022	Nov. 30, 2022
Revenues:
Revenues	$ 1,765,316	$ 1,720,062	$ 3,149,630	$ 3,118,851
Pretax income (loss):
Pretax income (loss)	214,942	282,870	377,142	460,927
Inventory impairments and land option contract abandonments			9,576	907
Assets:
Total assets	6,483,017		6,483,017		$ 6,651,930
Homebuilding
Revenues:
Revenues	1,757,846	1,714,826	3,136,383	3,108,980
Pretax income (loss):
Pretax income (loss)	203,518	264,189	359,717	433,810
Inventory impairments and land option contract abandonments	4,287	732	9,576	907
Assets:
Total assets	6,426,985		6,426,985		6,592,398
Homebuilding | West Coast
Revenues:
Revenues	564,350	761,217	1,104,369	1,420,091
Pretax income (loss):
Pretax income (loss)	55,099	137,518	114,649	247,552
Inventory impairments and land option contract abandonments	3,079	157	3,948	157
Assets:
Total assets	2,452,625		2,452,625		2,631,598
Homebuilding | Southwest
Revenues:
Revenues	335,828	290,924	575,415	500,691
Pretax income (loss):
Pretax income (loss)	57,117	64,635	101,148	100,540
Inventory impairments and land option contract abandonments	0	55	0	164
Assets:
Total assets	965,223		965,223		1,074,912
Homebuilding | Central
Revenues:
Revenues	545,214	433,046	935,165	788,368
Pretax income (loss):
Pretax income (loss)	78,985	66,200	137,818	104,316
Inventory impairments and land option contract abandonments	1,128	520	2,079	586
Assets:
Total assets	1,306,661		1,306,661		1,493,486
Homebuilding | Southeast
Revenues:
Revenues	312,454	229,639	521,434	399,830
Pretax income (loss):
Pretax income (loss)	48,931	39,059	72,456	59,325
Inventory impairments and land option contract abandonments	80	0	3,549	0
Assets:
Total assets	895,182		895,182		929,208
Homebuilding | Corporate and other
Pretax income (loss):
Pretax income (loss)	(36,614)	$ (43,223)	(66,354)	$ (77,923)
Assets:
Total assets	$ 807,294		$ 807,294		$ 463,194