Significant Accounting Policies - Additional Information (Detail) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021	Mar. 31, 2021	Dec. 31, 2020
Other Assets
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Contract cost	$ 26,300	$ 25,200
Home Building Segment
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Restricted cash and cash equivalents	65,562	60,730
Contract liabilities for customer deposits	453,178	417,463
Consolidated Joint Venture | Home Building Segment | Other Assets
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Restricted cash and cash equivalents	$ 262	$ 268	$ 273	$ 269