Investments in Unconsolidated Joint Ventures - JV Investments (Details) $ in Thousands	Sep. 30, 2023 USD ($) home	Jul. 31, 2023	Dec. 31, 2022 USD ($)
Schedule of Equity Method Investments [Line Items]
Completed homes | home	2,936
Balances | $	$ 117,350		$ 107,347
Alaska JV
Schedule of Equity Method Investments [Line Items]
Percent ownership	20.00%
Completed homes | home	223
Balances | $	$ 17,683		18,890
Institutional Investor JV
Schedule of Equity Method Investments [Line Items]
Percent ownership	20.00%
Completed homes | home	1,015
Balances | $	$ 15,655		16,567
J.P. Morgan JV I
Schedule of Equity Method Investments [Line Items]
Percent ownership	20.00%
Completed homes | home	1,698
Balances | $	$ 75,776		71,890
J.P. Morgan JV II
Schedule of Equity Method Investments [Line Items]
Percent ownership	20.00%	20.00%
Completed homes | home	0
Balances | $	$ 8,236		$ 0