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LEASES - As Lessor - Lease Termination Fees (Details) - USD ($)	1 Months Ended			3 Months Ended		6 Months Ended
	Jan. 31, 2022	Jan. 31, 2021	Dec. 31, 2020	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Lease Termination Fee
Revenue				$ 21,472,000	$ 20,422,000	$ 43,028,000	$ 41,238,000
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				$ 21,472,000	20,305,000	43,003,000	40,989,000
Lease termination fees
Lease Termination Fee
Revenue					117,000	25,000	249,000
Lease termination fees | Retail tenants
Lease Termination Fee
Revenue					88,000	$ 25,000	175,000
Lease termination fees | Industrial tenants
Lease Termination Fee
Revenue					$ 29,000		$ 74,000

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- Definition

n/a

+ References

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- Definition

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

+ References

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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.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 50
-Paragraph 5
-URI https://asc.fasb.org/extlink&oid=124258985&loc=SL77919372-209981

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 45
-Paragraph 3
-URI https://asc.fasb.org/extlink&oid=123420820&loc=SL77919311-209978

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 270
-SubTopic 10
-Section 50
-Paragraph 6A
-URI https://asc.fasb.org/extlink&oid=126900988&loc=SL77927221-108306

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