INTANGIBLE LEASE ASSETS AND LIABILITIES - Amortization (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Intangible Assets And Liabilities
Net amortization related to intangible lease assets and liabilities	$ 639,000	$ (50,000)	$ 1,200,000	$ (74,000)
Amortization income			1,081,262	1,162,780
Value of In-Place Leases and Intangible Leasing Costs | Depreciation and amortization
Intangible Assets And Liabilities
Amortization expense	1,200,000	506,000	2,300,000	1,100,000
Value of Below Market, net of Above Market In-Place Leases | Revenue | Income Properties
Intangible Assets And Liabilities
Amortization income	$ 550,000	$ 556,000	$ 1,100,000	$ 1,200,000