SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Summary of Asset Useful Lives, by Type) (Details)	12 Months Ended
	Dec. 31, 2016
Building and Improvements | Minimum
Estimated useful lives	10 years
Building and Improvements | Maximum
Estimated useful lives	45 years
Equipment Tenant Improvements and Fixtures | Minimum
Estimated useful lives	5 years
Equipment Tenant Improvements and Fixtures | Maximum
Estimated useful lives	10 years
Computer, Hardware and Software and Vehicles | Minimum
Estimated useful lives	3 years
Computer, Hardware and Software and Vehicles | Maximum
Estimated useful lives	5 years