Segment Information (Segment Financial Information) (Details) - USD ($) $ in Thousands	3 Months Ended
	Feb. 29, 2024	Feb. 28, 2023	Nov. 30, 2023
Revenues:
Revenues	$ 1,467,766	$ 1,384,314
Pretax income (loss):
Pretax income (loss)	174,665	162,200
Inventory impairments and land option contract abandonments	1,298	5,289
Assets:
Total assets	6,683,492		$ 6,648,362
Homebuilding
Revenues:
Revenues	1,461,698	1,378,537
Pretax income (loss):
Pretax income (loss)	163,088	156,199
Inventory impairments and land option contract abandonments	1,298	5,289
Assets:
Total assets	6,625,086		6,591,483
Homebuilding | West Coast
Revenues:
Revenues	558,302	540,019
Pretax income (loss):
Pretax income (loss)	65,740	59,550
Inventory impairments and land option contract abandonments	1,298	869
Assets:
Total assets	2,755,531		2,638,455
Homebuilding | Southwest
Revenues:
Revenues	323,125	239,587
Pretax income (loss):
Pretax income (loss)	55,711	44,031
Inventory impairments and land option contract abandonments	0	0
Assets:
Total assets	916,122		908,578
Homebuilding | Central
Revenues:
Revenues	320,484	389,951
Pretax income (loss):
Pretax income (loss)	38,575	58,833
Inventory impairments and land option contract abandonments	0	951
Assets:
Total assets	1,095,138		1,158,949
Homebuilding | Southeast
Revenues:
Revenues	259,787	208,980
Pretax income (loss):
Pretax income (loss)	32,265	23,525
Inventory impairments and land option contract abandonments	0	3,469
Assets:
Total assets	993,309		939,997
Homebuilding | Corporate and other
Pretax income (loss):
Pretax income (loss)	(29,203)	$ (29,740)
Assets:
Total assets	$ 864,986		$ 945,504