INTANGIBLE LEASE ASSETS AND LIABILITIES - Summary of Estimated Amortization and Accretion (Details) - USD ($)	Sep. 30, 2017	Dec. 31, 2016
Future Amortization Amount
Sub-total Intangible Lease Assets—Net	$ 35,810,734	$ 34,725,822
Future Accretion to Income Property Revenue
Sub-total Intangible Lease Liabilities—Net	(30,026,994)	$ (30,518,051)
Net Future Amortization of Intangible Assets and Liabilities
Remainder of 2017	649,697
2018	2,587,934
2019	2,564,499
2020	2,189,807
2021	348,516
2022	(340,571)
Thereafter	(2,216,142)
Total	5,783,740
Value of In-Place Leases and Intangible Leasing Costs
Future Amortization Amount
Remainder of 2017	1,201,316
2018	4,805,264
2019	4,776,705
2020	4,335,284
2021	2,644,848
2022	2,026,921
Thereafter	13,789,831
Sub-total Intangible Lease Assets—Net	33,580,169
Value of Below Market, net of Above Market In-Place Leases
Future Accretion to Income Property Revenue
Remainder of 2017	(551,619)
2018	(2,217,330)
2019	(2,212,206)
2020	(2,145,477)
2021	(2,296,332)
2022	(2,367,492)
Thereafter	(16,005,973)
Sub-total Intangible Lease Liabilities—Net	$ (27,796,429)