DEBT AND PREFERRED EQUITY SECURITIES (Details) $ in Millions	12 Months Ended
	Dec. 31, 2020 USD ($) investment property	Dec. 31, 2018 USD ($)
Summary of Investment Holdings [Line Items]
Number of Properties | property	82
1919 Ventures
Summary of Investment Holdings [Line Items]
Repayment of construction loan		$ 88.8
Austin Preferred Equity Investment
Summary of Investment Holdings [Line Items]
Investments	$ 50.0
Number of Properties | property	2
Annual preferred return on invested capital	9.00%
Mandatory redemption term	1 year
1919 Ventures
Summary of Investment Holdings [Line Items]
Debt, net		44.4
Note receivable		$ 44.4
Notes Receivable, Interest Rate		4.00%
Notes Receivable
Summary of Investment Holdings [Line Items]
Number Of Investments | investment	1
Preferred Equity Investment
Summary of Investment Holdings [Line Items]
Number Of Investments | investment	1