Segment Information (Operating Data By Segment) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Revenues:
Total revenues	$ 3,575,641	$ 3,149,519
Income (loss) before income taxes:
Income before income taxes	702,122	599,893
Homebuilding
Income (loss) before income taxes:
Income before income taxes	688,220	559,300
Homebuilding | Northeast
Revenues:
Revenues	220,648	162,327
Income (loss) before income taxes:
Income before income taxes	46,797	27,399
Homebuilding | Southeast
Revenues:
Revenues	630,301	523,238
Income (loss) before income taxes:
Income before income taxes	145,303	126,132
Homebuilding | Florida
Revenues:
Revenues	1,077,113	759,301
Income (loss) before income taxes:
Income before income taxes	270,737	160,694
Homebuilding | Midwest
Revenues:
Revenues	393,870	447,902
Income (loss) before income taxes:
Income before income taxes	58,904	64,743
Homebuilding | Texas
Revenues:
Revenues	486,393	438,854
Income (loss) before income taxes:
Income before income taxes	80,065	83,716
Homebuilding | West
Revenues:
Revenues	709,378	733,754
Income (loss) before income taxes:
Income before income taxes	99,577	133,269
Homebuilding | Other homebuilding
Income (loss) before income taxes:
Income before income taxes	(13,163)	(36,653)
Homebuilding | Homebuilding
Revenues:
Revenues	3,517,703	3,065,376
Financial Services | Financial Services
Revenues:
Revenues	57,938	84,143
Income (loss) before income taxes:
Income before income taxes	$ 13,902	$ 40,593