SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2020 USD ($) Employee Property Segment Room	Dec. 31, 2019 USD ($)	Jan. 01, 2019 USD ($)
Accounting Policies [Abstract]
Number of employees | Employee	205
Office, retail, multifamily, and mixed-use operating properties | Property	28
Properties held for development | Property	3
Number of operating segments | Segment	4
Room in mixed-use segment all-suite hotel | Room	369
Right-of-use lease asset, net | $	$ 26,338	$ 4,863
Lease liability | $	$ 26,781	$ 5,380	$ 7,700