Significant Accounting Policies - Additional Information (Detail) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021	Sep. 30, 2021	Dec. 31, 2020
Other Assets
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Contract cost	$ 20,100	$ 25,200
Home Building Segment
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Restricted cash and cash equivalents	51,239	60,730
Contract liabilities for customer deposits	376,160	417,463
Consolidated Joint Venture | Home Building Segment
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Restricted cash and cash equivalents	$ 255	$ 268	$ 271	$ 269