Homebuilding Accrued and Other Liabilities and Financial Services Accounts Payable and Accrued Liabilities - Accounts Payable and Accrued Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Segment Reporting Information [Line Items]
Insurance reserves	$ 82,187	$ 70,054	$ 60,415	$ 55,308
Financial Services Segment
Segment Reporting Information [Line Items]
Insurance reserves	72,900	61,575
Accounts payable and other accrued liabilities	25,003	34,055
Total accounts payable and accrued liabilities	$ 97,903	$ 95,630