Homebuilding Accrued and Other Liabilities and Financial Services Accounts Payable and Accrued Liabilities - Schedule of Accounts Payable and Accrued Liabilities (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Jun. 30, 2024	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2023	Dec. 31, 2022
Segment Reporting Information [Line Items]
Insurance reserves	$ 111,671	$ 108,078	$ 100,759	$ 96,459	$ 95,125	$ 94,574
Financial Services:
Segment Reporting Information [Line Items]
Insurance reserves	100,135		89,326
Accounts payable and other accrued liabilities	21,837		24,159
Total accounts payable and accrued liabilities	$ 121,972		$ 113,485