MORTGAGE NOTES PAYABLE (Mortgages Payable) (Details) - USD ($)	6 Months Ended
	Jun. 30, 2022	Dec. 31, 2021
MORTGAGE NOTES PAYABLE
Effective interest rate (as a percent)	4.03%
Financing fees, net	$ 139,000	$ 169,000
Accumulated amortization on financing and leasing fees	40,000	10,000
Annual maturities of mortgage debt
2023-current maturities	8,479,000
2024	2,719,000
2025	3,082,000
2026	21,870,000
2027	6,501,000
Thereafter	372,559,000
Total	415,210,000
Less: unamortized deferred financing costs	(3,310,000)
Secured Debt	411,900,371	370,481,390
Mortgages payable
MORTGAGE NOTES PAYABLE
Amount of monthly installments including principal	$ 1,471,000
Weighted average interest rate (as a percent)	3.69%
Effective interest rate (as a percent)	3.80%
Financing fees, net	$ 3,310,000	2,709,000
Accumulated amortization on financing and leasing fees	$ 850,000	$ 1,139,000
Mortgages payable | Minimum
MORTGAGE NOTES PAYABLE
Interest rate (as a percent)	2.97%
Mortgages payable | Maximum
MORTGAGE NOTES PAYABLE
Interest rate (as a percent)	4.95%