Other Expenses - Schedule of General and Administrative Expenses (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Professional services	$ 2,695	$ 1,969	$ 8,086	$ 5,831
Operating and other costs	2,018	792	4,329	2,093
Subtotal	4,713	2,761	12,415	7,924
Non-cash compensation expenses
Restricted class A common stock earned	8,046	7,907	24,768	23,762
Director stock-based compensation	173	173	518	422
Subtotal	8,219	8,080	25,286	24,184
Total general and administrative expenses	12,932	10,841	37,701	32,108
Multifamily | Joint Venture
Non-cash compensation expenses
Expenses related to multifamily joint venture	$ 239	$ 110	$ 783	$ 543