INTANGIBLE LEASE ASSETS AND LIABILITIES - Components (Details) - USD ($)	Sep. 30, 2017	Dec. 31, 2016
Intangible Assets And Liabilities [Line Items]
Sub-total Intangible Lease Assets	$ 45,829,206	$ 40,894,592
Accumulated Amortization	(10,018,472)	(6,168,770)
Sub-total Intangible Lease Assets—Net	35,810,734	34,725,822
Intangible Lease Liabilities
Value of Below Market In-Place Leases	(34,882,965)	(33,370,217)
Sub-total Intangible Lease Liabilities	(34,882,965)	(33,370,217)
Accumulated Amortization	4,855,971	2,852,166
Sub-total Intangible Lease Liabilities—Net	(30,026,994)	(30,518,051)
Total Intangible Assets and Liabilities—Net	5,783,740	4,207,771
Value of In-Place Leases
Intangible Assets And Liabilities [Line Items]
Sub-total Intangible Lease Assets	34,382,237	30,978,776
Value of Above Market In-Place Leases
Intangible Assets And Liabilities [Line Items]
Sub-total Intangible Lease Assets	2,966,322	2,905,624
Value of Intangible Leasing Costs
Intangible Assets And Liabilities [Line Items]
Sub-total Intangible Lease Assets	$ 8,480,647	$ 7,010,192