Insurance and Construction Defect Claim Reserves - Summary of Insurance and Defect Claim Reserves Activity (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Movement in Liability for Future Policy Benefits [Roll Forward]
Balance at beginning of period	$ 84,424	$ 74,003	$ 82,187	$ 70,054
Expense provisions	5,020	5,388	9,452	9,671
Cash payments, net of recoveries	(1,520)	(3,105)	(3,715)	(3,439)
Balance at end of period	$ 87,924	$ 76,286	$ 87,924	$ 76,286