Segment Information (Segment Financial Information) (Details) - USD ($) $ in Thousands	12 Months Ended
	Nov. 30, 2024	Nov. 30, 2023	Nov. 30, 2022
Revenues:
Revenues	$ 6,930,086	$ 6,410,629	$ 6,903,776
Pretax income (loss):
Pretax income (loss):	850,918	771,277	1,072,066
Equity in income (loss) of unconsolidated joint ventures:
Equity in income of unconsolidated joint ventures	33,195	14,984	19,934
Inventory impairment and land option contract abandonment charges:	4,597	11,424	37,301
Inventories:	5,528,020	5,133,646
Assets:
Total assets	6,936,169	6,648,362
Homebuilding
Revenues:
Revenues	6,902,239	6,381,106	6,880,362
Pretax income (loss):
Pretax income (loss):	802,028	731,783	1,033,615
Equity in income (loss) of unconsolidated joint ventures:
Equity in income of unconsolidated joint ventures	6,019	(713)	(865)
Inventory impairment and land option contract abandonment charges:	4,597	11,424	37,301
Inventories:	5,528,020	5,133,646
Investments in unconsolidated joint ventures	67,020	59,128
Assets:
Total assets	6,869,246	6,591,483
Homebuilding | West Coast
Revenues:
Revenues	2,932,058	2,321,093	3,050,506
Pretax income (loss):
Pretax income (loss):	375,866	266,229	519,524
Equity in income (loss) of unconsolidated joint ventures:
Equity in income of unconsolidated joint ventures	6,241	(731)	(612)
Inventory impairment and land option contract abandonment charges:	2,941	4,902	27,354
Inventories:	2,915,543	2,455,336
Investments in unconsolidated joint ventures	59,286	49,829
Assets:
Total assets	3,178,188	2,638,455
Homebuilding | Southwest
Revenues:
Revenues	1,309,950	1,169,948	1,110,045
Pretax income (loss):
Pretax income (loss):	228,540	188,497	238,143
Equity in income (loss) of unconsolidated joint ventures:
Equity in income of unconsolidated joint ventures	(244)	(127)	(249)
Inventory impairment and land option contract abandonment charges:	267	57	900
Inventories:	845,910	830,514
Investments in unconsolidated joint ventures	5,209	6,796
Assets:
Total assets	915,072	908,578
Homebuilding | Central
Revenues:
Revenues	1,452,794	1,831,914	1,749,231
Pretax income (loss):
Pretax income (loss):	171,463	258,623	272,002
Equity in income (loss) of unconsolidated joint ventures:
Equity in income of unconsolidated joint ventures	0	0	0
Inventory impairment and land option contract abandonment charges:	843	2,461	3,318
Inventories:	839,920	942,168
Investments in unconsolidated joint ventures	0	0
Assets:
Total assets	1,001,393	1,158,949
Homebuilding | Southeast
Revenues:
Revenues	1,207,437	1,058,151	970,580
Pretax income (loss):
Pretax income (loss):	143,135	147,274	152,178
Equity in income (loss) of unconsolidated joint ventures:
Equity in income of unconsolidated joint ventures	22	145	(4)
Inventory impairment and land option contract abandonment charges:	546	4,004	5,729
Inventories:	926,647	905,628
Investments in unconsolidated joint ventures	2,525	2,503
Assets:
Total assets	972,993	939,997
Homebuilding | Corporate and other
Pretax income (loss):
Pretax income (loss):	(116,976)	(128,840)	$ (148,232)
Assets:
Total assets	$ 801,600	$ 945,504