OTHER ASSETS (Details) - USD ($)	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Deposits and escrows held for acquisitions	$ 488,396	$ 444,625
Prepaid Expenses and Other Assets
Security deposits	2,420,000	2,381,000
Escrow deposits to fund future capital improvements	357,000	423,000
Finite-lived Intangible Assets Acquired	302,000	12,000
Accumulated amortization on intangible assets	$ 280,000	$ 2,245,000