Homebuilding Accrued and Other Liabilities and Financial Services Accounts Payable and Accrued Liabilities - Financial Services Accounts Payable and Accrued Liabilities (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021	Mar. 31, 2021	Dec. 31, 2020
Segment Reporting Information [Line Items]
Insurance reserves	$ 84,424	$ 82,187	$ 74,003	$ 70,054
Financial Services:
Segment Reporting Information [Line Items]
Insurance reserves	75,401	72,900
Accounts payable and other accrued liabilities	25,150	25,003
Total accounts payable and accrued liabilities	$ 100,551	$ 97,903