COMPONENTS OF RENTAL INCOME AND EXPENSE - Component of Rental Income (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
Rental Income [Line Items]
Percentage rent	$ 482	$ 526
Hotel revenue	8,055	3,271
Other	642	571
Total rental income	96,986	81,130
Office
Rental Income [Line Items]
Lease rental income	48,050	43,362
Retail
Rental Income [Line Items]
Lease rental income	24,041	20,853
Multifamily
Rental Income [Line Items]
Lease rental income	12,916	11,752
Mixed-use
Rental Income [Line Items]
Lease rental income	$ 2,800	$ 795

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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