INTANGIBLE LEASE ASSETS AND LIABILITIES - Summary of Estimated Amortization and Accretion (Details) - USD ($)	Mar. 31, 2019	Dec. 31, 2018
Future Amortization Amount
Total Intangible Lease Assets—Net	$ 42,315,994	$ 43,555,445
Future Accretion to Income Property Revenue
Total Intangible Lease Liabilities—Net	(26,697,074)	$ (27,390,350)
Net Future Amortization of Intangible Assets and Liabilities
Remainder of 2019	2,241,728
2020	2,638,225
2021	1,185,008
2022	798,915
2023	732,973
2024	714,066
Thereafter	7,308,005
Total	15,618,920
Value of In-Place Leases and Intangible Leasing Costs
Future Amortization Amount
Remainder of 2019	3,977,373
2020	4,882,863
2021	3,492,913
2022	3,177,980
2023	3,085,976
2024	3,054,016
Thereafter	17,369,649
Total Intangible Lease Assets—Net	39,040,770
Value of Below Market, net of Above Market In-Place Leases
Future Accretion to Income Property Revenue
Remainder of 2019	(1,735,645)
2020	(2,244,638)
2021	(2,307,905)
2022	(2,379,065)
2023	(2,353,003)
2024	(2,339,950)
Thereafter	(10,061,644)
Total Intangible Lease Liabilities—Net	$ (23,421,850)