SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) (USD $)	6 Months Ended
	Jun. 30, 2014 Segment Property Employee Room	Jan. 09, 2014	Dec. 31, 2013
Derivative [Line Items]
Number of employees	118
Office, retail, multifamily, and mixed-use Operating properties	23
Properties held for development	5
Number of operating segments	4
Room in mixed-use segment all-suite hotel	369
Term loan	$ 100,000,000	$ 100,000,000	$ 0
Cash Flow Hedging | Interest Rate Swap
Derivative [Line Items]
Notional amount		$ 100,000,000
Interest rate on derivative		3.08%