Loans Payable - Schedule of Future Principal Payment Due under Loan Agreements (Detail) - UBS AG, CCRE, Citigroup Global Markets Realty Corp, Goldman Sachs Bank USA, CBRE Multifamily Capital Inc and Arbor Private Label LLC [Member]	Sep. 30, 2022 USD ($)
Debt Instrument [Line Items]
2024	$ 35,350,000
Thereafter	446,768,434
Total	$ 482,118,434