REAL ESTATE INVESTMENTS, NET AND INTANGIBLE ASSETS AND LIABILITIES, NET - Intangible Lease Liabilities, Net (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Schedule Of Finite-Lived Intangible Liabilities [Line Items]
Less: accumulated amortization	$ (33)	$ 0
Intangible lease liabilities, net	577	0
Below-market leases
Schedule Of Finite-Lived Intangible Liabilities [Line Items]
Intangible lease liabilities, gross	$ 610	$ 0