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INVESTMENT IN UNCONSOLIDATED JOINT VENTURES (Hamilton 1025) (Details)	Jul. 08, 2016 USD ($)	Mar. 02, 2005 USD ($) item	Sep. 30, 2022 USD ($) property	Dec. 31, 2021 USD ($)	Sep. 30, 2021 property	Mar. 05, 2005 USD ($)
INVESTMENT IN UNCONSOLIDATED JOINT VENTURES
Investments in joint venture			$ 1,439,150	$ 1,455,888
Outstanding amount of mortgage			$ 411,475,632	$ 370,481,390
Hamilton 1025
INVESTMENT IN UNCONSOLIDATED JOINT VENTURES
Number of units		176	176		176
Number of units sold | item		127
Number of units retained for long-term investment		49	(1)		(1)
Capital contributions	$ 2,359,500
Hamilton 1025 | Mortgages payable
INVESTMENT IN UNCONSOLIDATED JOINT VENTURES
Term of debt		10 years
Interest rate (as a percent)		5.67%
Period for which the entity is required to make interest only payments		5 years
Amortization period of debt		30 years
Borrowings		$ 5,000,000
Hamilton 1025
INVESTMENT IN UNCONSOLIDATED JOINT VENTURES
Investments in joint venture		$ 2,352,000
Ownership interest (as a percent)		50.00%
Purchase price of investments						$ 23,750,000
Residential buildings | Hamilton 1025
INVESTMENT IN UNCONSOLIDATED JOINT VENTURES
Number of units | property			175		175

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