PREPAID EXPENSES and OTHER ASSETS (Details) - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
OTHER ASSETS
Security deposits	$ 3,067,000	$ 2,830,000
Escrow deposits to fund future capital improvements	1,819,000	1,073,000
Deposits and escrows held for acquisitions	861,697	534,941
Finite-lived Intangible Assets Acquired	26,000	51,000
Accumulated amortization on intangible assets	1,392,000	1,367,000
Financing fees, net	169,000	42,000
Financing fees accumulated amortization amount	$ 10,000	$ 6,000