Segment Information (Segment Financial Information) (Details) - USD ($) $ in Thousands	3 Months Ended
	Feb. 28, 2023	Feb. 28, 2022	Nov. 30, 2022
Revenues:
Revenues	$ 1,384,314	$ 1,398,789
Pretax income (loss):
Pretax income (loss)	162,200	178,057
Inventory impairments and land option contract abandonments	5,289	175
Assets:
Total assets	6,514,101		$ 6,651,930
Homebuilding
Revenues:
Revenues	1,378,537	1,394,154
Pretax income (loss):
Pretax income (loss)	156,199	169,621
Inventory impairments and land option contract abandonments	5,289	175
Assets:
Total assets	6,453,164		6,592,398
Homebuilding | West Coast
Revenues:
Revenues	540,019	658,874
Pretax income (loss):
Pretax income (loss)	59,550	110,034
Inventory impairments and land option contract abandonments	869	0
Assets:
Total assets	2,548,876		2,631,598
Homebuilding | Southwest
Revenues:
Revenues	239,587	209,767
Pretax income (loss):
Pretax income (loss)	44,031	35,905
Inventory impairments and land option contract abandonments	0	109
Assets:
Total assets	1,063,712		1,074,912
Homebuilding | Central
Revenues:
Revenues	389,951	355,322
Pretax income (loss):
Pretax income (loss)	58,833	38,116
Inventory impairments and land option contract abandonments	951	66
Assets:
Total assets	1,476,402		1,493,486
Homebuilding | Southeast
Revenues:
Revenues	208,980	170,191
Pretax income (loss):
Pretax income (loss)	23,525	20,266
Inventory impairments and land option contract abandonments	3,469	0
Assets:
Total assets	927,498		929,208
Homebuilding | Corporate and other
Pretax income (loss):
Pretax income (loss)	(29,740)	$ (34,700)
Assets:
Total assets	$ 436,676		$ 463,194