COMPONENTS OF RENTAL INCOME AND EXPENSE - Component of Rental Income (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2021	Mar. 31, 2020
Rental Income [Line Items]
Percentage rent	$ 526	$ 301
Hotel revenue	3,271	8,125
Other	571	577
Total rental income	81,130	92,070
Recognition of straight-line rents	5,500	2,800
Recognition of amortization of above and below market leases	800	900
Office
Rental Income [Line Items]
Lease rental income	43,362	42,213
Retail
Rental Income [Line Items]
Lease rental income	20,853	24,955
Multifamily
Rental Income [Line Items]
Lease rental income	11,752	11,967
Mixed-use
Rental Income [Line Items]
Lease rental income	$ 795	$ 3,932

Lease rental income

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- Definition

Other real estate rental revenue.

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- Definition

Rental Income [Line Items]

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No definition available.

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- Definition

Amount of non-cash amortization of intangible asset (liability) for above and below market leases.

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- Definition

Amount of operating lease income from lease payments and variable lease payments paid and payable to lessor. Includes, but is not limited to, variable lease payments not included in measurement of lease receivable.

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Amount of operating lease income from variable lease payments paid and payable to lessor, excluding amount included in measurement of lease receivable.

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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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Difference between actual rental income due and rental income recognized on a straight-line basis.

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