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LEASES - As Lessor - Lease Termination Fees (Details) - USD ($)	1 Months Ended			3 Months Ended
	Jan. 31, 2022	Jan. 31, 2021	Dec. 31, 2020	Mar. 31, 2022	Mar. 31, 2021
Lease Termination Fee
Revenue				$ 21,556,000	$ 20,816,000
Retail tenants
Lease Termination Fee
Payments received upon early lease termination	$ 25,000	$ 350,000
Industrial tenants
Lease Termination Fee
Payments received upon early lease termination			$ 88,000
Rental income, net
Lease Termination Fee
Revenue				21,531,000	20,684,000
Lease termination fees
Lease Termination Fee
Revenue				25,000	132,000
Lease termination fees | Retail tenants
Lease Termination Fee
Payments received upon early lease termination				$ 25,000
Revenue					88,000
Lease termination fees | Industrial tenants
Lease Termination Fee
Revenue					$ 44,000

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The cash inflow attributable to a tenant's early lease termination.

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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