Segment Information (Segment Financial Information) (Details) - USD ($) $ in Thousands	3 Months Ended
	Feb. 28, 2025	Feb. 29, 2024	Nov. 30, 2024
Revenues:
Revenues	$ 1,391,777	$ 1,467,766
Pretax income (loss):
Pretax income (loss)	139,357	174,665
Inventory impairments and land option contract abandonments	1,455	1,298
Assets:
Total assets	6,979,260		$ 6,936,169
Homebuilding
Revenues:
Revenues	1,387,041	1,461,698
Pretax income (loss):
Pretax income (loss)	131,831	163,088
Inventory impairments and land option contract abandonments	1,455	1,298
Assets:
Total assets	6,917,120		6,869,246
Homebuilding | West Coast
Revenues:
Revenues	601,649	558,302
Pretax income (loss):
Pretax income (loss)	68,891	65,740
Inventory impairments and land option contract abandonments	646	1,298
Assets:
Total assets	3,396,805		3,178,188
Homebuilding | Southwest
Revenues:
Revenues	312,879	323,125
Pretax income (loss):
Pretax income (loss)	58,792	55,711
Inventory impairments and land option contract abandonments	310	0
Assets:
Total assets	1,079,790		915,072
Homebuilding | Central
Revenues:
Revenues	275,613	320,484
Pretax income (loss):
Pretax income (loss)	25,493	38,575
Inventory impairments and land option contract abandonments	318	0
Assets:
Total assets	994,520		1,001,393
Homebuilding | Southeast
Revenues:
Revenues	196,900	259,787
Pretax income (loss):
Pretax income (loss)	13,074	32,265
Inventory impairments and land option contract abandonments	181	0
Assets:
Total assets	1,042,840		972,993
Homebuilding | Corporate and other
Pretax income (loss):
Pretax income (loss)	(34,419)	$ (29,203)
Assets:
Total assets	$ 403,165		$ 801,600