Supplemental Income Statement and Cash Flow Disclosure - Other Income (Expense), Net (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Homebuilding:
Segment Reporting Information [Line Items]
Interest income	$ 9,166	$ 1,502	$ 2,711
Other income	1,677	4,463	1,522
Total	10,843	5,965	4,233
Financial Services:
Segment Reporting Information [Line Items]
Interest income	7,991	4,271	3,578
Dividend income	0	0	335
Gain (loss) on marketable equity securities, net	0	0	(8,285)
Total	$ 7,991	$ 4,271	$ (4,372)