Condensed Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Costs and Expenses [Abstract]
Revenue	$ 1,014,013	$ 1,040,654	$ 2,014,543	$ 1,901,465
Land and housing	755,829	756,367	1,521,733	1,404,069
General and administrative	55,654	55,216	106,614	103,999
Selling	51,871	46,206	100,951	87,627
Equity in loss (income) from joint venture arrangements	(28)	(1)	(35)	(17)
Interest income	(4,670)		(6,059)
Interest expense		693		1,364
Total costs and expenses	858,656	858,481	1,723,204	1,597,042
Income before income taxes	155,357	182,173	291,339	304,423
Provision for income taxes	37,356	45,335	70,272	75,746
Net income	$ 118,001	$ 136,838	$ 221,067	$ 228,677
Earnings per common share:
Basic	$ 4.25	$ 4.88	$ 7.98	$ 8.10
Diluted	$ 4.12	$ 4.79	$ 7.77	$ 7.93
Weighted Average Number of Shares Outstanding [Abstract]
Basic	27,792	28,041	27,698	28,231
Diluted	28,624	28,590	28,469	28,826