Segment Information (Operating Data By Segment) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Revenues:
Total revenues	$ 4,003,533	$ 3,895,062	$ 11,767,926	$ 10,924,333
Income (loss) before income taxes (a):
Income before income taxes	847,314	811,277	2,502,449	2,275,743
Homebuilding
Revenues:
Revenues	3,926,813	3,822,353	11,541,051	10,684,706
Income (loss) before income taxes (a):
Income before income taxes	818,365	783,763	2,413,103	2,167,562
Other homebuilding
Income (loss) before income taxes (a):
Insurance reserve reversal	(66,200)		(66,200)
Financial Services
Revenues:
Revenues	76,720	72,709	226,875	239,627
Income (loss) before income taxes (a):
Income before income taxes	28,949	27,514	89,346	108,181
Homebuilding | Northeast
Revenues:
Revenues	234,475	250,209	684,495	657,703
Income (loss) before income taxes (a):
Income before income taxes	52,265	52,682	150,227	140,052
Homebuilding | Southeast
Revenues:
Revenues	646,927	713,205	2,009,556	1,819,114
Income (loss) before income taxes (a):
Income before income taxes	144,643	181,667	469,653	460,056
Homebuilding | Florida
Revenues:
Revenues	1,220,036	942,467	3,525,623	2,683,248
Income (loss) before income taxes (a):
Income before income taxes	316,113	220,850	904,916	628,979
Homebuilding | Midwest
Revenues:
Revenues	543,772	557,669	1,412,102	1,553,800
Income (loss) before income taxes (a):
Income before income taxes	105,267	82,279	242,552	235,345
Homebuilding | Texas
Revenues:
Revenues	487,521	577,686	1,587,752	1,580,567
Income (loss) before income taxes (a):
Income before income taxes	99,433	133,404	305,552	351,253
Homebuilding | West
Revenues:
Revenues	794,082	781,117	2,321,523	2,390,274
Income (loss) before income taxes (a):
Income before income taxes	107,537	145,890	307,537	463,947
Homebuilding | Other homebuilding
Income (loss) before income taxes (a):
Income before income taxes	$ (6,893)	$ (33,009)	$ 32,666	$ (112,070)