RENTAL PROPERTIES - Debt (Details)			12 Months Ended
	Jun. 16, 2022 USD ($) property	Nov. 30, 2021 USD ($) property	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Jun. 15, 2022 USD ($) property	Nov. 29, 2021 USD ($)
Debt Instrument [Line Items]
Mortgage amount	$ 80,284,000	$ 156,000,000				$ 37,065,000	$ 65,305,000
Payment of debt			$ 2,685,691	$ 2,283,733	$ 2,294,389
Mortgage prepayment penalties	834,544	2,745,979
Proceeds from Mortgage Notes Payable				$ 41,889,433	$ 88,582,856
Facility Agreement
Debt Instrument [Line Items]
Mortgage amount	$ 80,284,000	$ 156,000,000
Interest rate (as a percent)	4.33%	2.97%
Payment of debt	$ 37,065,000	$ 65,305,000
Number of properties in which borrowing amount collateralized | property	4	11				4
Mortgage prepayment penalties	$ 834,000	$ 2,700,000
Proceeds from Mortgage Notes Payable	$ 42,404,000	$ 89,000,000