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, 2023	Jun. 30, 2023	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Dec. 31, 2021
Segment Reporting Information [Line Items]
Insurance reserves	$ 96,459	$ 95,125	$ 94,574	$ 91,440	$ 87,924	$ 82,187
Financial Services:
Segment Reporting Information [Line Items]
Insurance reserves	86,072		84,108
Accounts payable and other accrued liabilities	22,578		26,428
Total accounts payable and accrued liabilities	$ 108,650		$ 110,536