Commitments and Contingent Liabilities - Additional Information (Detail) $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($)
Commitments And Contingencies [Line Items]
Maximum range of deposits required under the purchase agreements	10.00%
Contingent forfeitable deposits with land developers	$ 299,800
Aggregate additional funding commitments related to raw land property development	2,700
Expected development credit offset amount	800
Contingent obligations under bonds or letters of credit arrangements	36,600
Credit Agreement
Commitments And Contingencies [Line Items]
Contingent obligations under letters of credit arrangements	$ 16,100