PREPAID EXPENSES and OTHER ASSETS (Details) - USD ($)	Mar. 31, 2022	Dec. 31, 2021
OTHER ASSETS
Security deposits	$ 3,091,000	$ 3,067,000
Escrow deposits to fund future capital improvements	1,971,000	1,819,000
Deposits and escrows held for acquisitions	1,169,877	861,697
Intangible assets, net of accumulated amortization	19,000	26,000
Accumulated amortization on intangible assets	1,399,000	1,392,000
Financing fees, net	$ 154,000	$ 169,000