MORTGAGE NOTES PAYABLE (Line of Credit) (Details) - Line of Credit				3 Months Ended
	Apr. 14, 2023	Oct. 29, 2021 USD ($)	Jul. 31, 2014 USD ($)	Mar. 31, 2024 USD ($) property	Jul. 31, 2017 USD ($)
Line of Credit
Maximum borrowings		$ 25,000,000	$ 25,000,000
Term of debt		3 years	3 years
Extension fees paid				$ 37,500	$ 128,000
Maximum borrowings during modification period		$ 17,000,000
Amount of refinancing costs		$ 179,000
Number of properties in which borrowing amount collateralized | property				23
Current covenants
Line of Credit
Debt service coverage ratio		1.60
Tangible net worth		$ 200,000,000
Leverage ratio		65.00%
Debt yield		9.50%
Revised covenants in place until September 30, 2022
Line of Credit
Debt service coverage ratio		1.35
Tangible net worth		$ 175,000,000
Leverage ratio		70.00%
Debt yield		8.50%
Revised Covenants in place until December 31, 2022
Line of Credit
Debt yield		9.00%
Federal Funds Rate
Line of Credit
Variable interest rate spread			0.50%
SOFR
Line of Credit
Variable interest rate spread	0.10%
LIBOR
Line of Credit
Variable interest rate spread		3.00%	1.00%
Additional applicable margin rate			2.50%
Minimum
Line of Credit
Debt yield				9.00%
Pledged interest ownership percentage				49.00%
Maximum
Line of Credit
Debt yield				9.50%
Pledged interest ownership percentage				100.00%