CONCENTRATIONS (Tables)

12 Months Ended

Dec. 31, 2017

Risks and Uncertainties [Abstract]

Schedule of concentration risk from properties

Our real estate investments concentrations from properties are as follows:

	December 31,
	2017		2016
California	66.4	%	50.8	%
Washington, D.C.	31.2		32.3
Texas	2.4		7.7
North Carolina	—		5.5
New York	—		3.7
	100.0	%	100.0	%

Our revenue concentrations from properties are as follows:

	Year Ended December 31,
	2017		2016		2015
California	63.2	%	63.4	%	62.2	%
Washington, D.C.	25.1		21.3		24.2
Texas	6.9		8.2		7.8
North Carolina	3.1		5.2		4.6
New York	1.7		1.9		1.2
	100.0	%	100.0	%	100.0	%