Condensed Consolidated Statements of Operations - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Revenues
Total revenues	$ 1,136,866,000	$ 889,423,000	$ 3,124,859,000	$ 2,486,604,000
Selling, general and administrative	(132,972,000)	(111,918,000)	(373,054,000)	(315,351,000)
Inventory impairment	(1,373,000)	0	(1,942,000)	0
Other expense	(2,337,000)	(1,663,000)	(10,690,000)	(1,509,000)
Income before income tax expense	109,912,000	111,999,000	304,864,000	224,756,000
Income tax expense	(26,892,000)	(28,849,000)	(73,789,000)	(56,850,000)
Net income	$ 83,020,000	$ 83,150,000	$ 231,075,000	$ 167,906,000
Earnings per share:
Basic	$ 2.65	$ 2.60	$ 7.31	$ 5.25
Diluted	$ 2.59	$ 2.58	$ 7.19	$ 5.21
Weighted average common shares outstanding:
Basic	31,336,756	31,962,884	31,596,995	31,967,672
Diluted	32,025,015	32,237,022	32,117,917	32,200,677
Homebuilding [Member]
Revenues
Total revenues	$ 1,116,775,000	$ 865,787,000	$ 3,058,183,000	$ 2,422,836,000
Cost of revenues	(873,251,000)	(652,411,000)	(2,386,415,000)	(1,911,005,000)
Home Sales [Member]
Revenues
Total revenues	1,116,125,000	865,065,000	3,055,941,000	2,419,025,000
Cost of revenues	(873,081,000)	(652,411,000)	(2,386,208,000)	(1,910,630,000)
Land Sales And Other [Member]
Revenues
Total revenues	650,000	722,000	2,242,000	3,811,000
Cost of revenues	(170,000)		(207,000)	(375,000)
Financial Services [Member]
Revenues
Total revenues	20,091,000	23,636,000	66,676,000	63,768,000
Cost of revenues	$ (17,021,000)	$ (11,432,000)	$ (47,894,000)	$ (33,983,000)