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DISPOSITIONS AND IMPAIRMENT CHARGES - Additional Information (Details) $ in Thousands			3 Months Ended	12 Months Ended
	Oct. 24, 2023 USD ($) ft²	Sep. 11, 2023 USD ($) ft²	Jun. 30, 2024 USD ($) ft²	Dec. 31, 2024 USD ($) ft² unit	Dec. 31, 2023 USD ($) ft²	Dec. 31, 2022 USD ($) ft²
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net proceeds from sales of operating properties				$ 30,409	$ 137,687	$ 75,699
Impairment charges				$ 66,201	477	0
Development and Redevelopment Projects | One Loudoun Expansion
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of residential units with rights to develop | unit				24
Area of real estate property | ft²				119,000
Disposed of by sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain on disposal					$ 22,601	$ 27,069
Area of real estate property | ft²					578,495	100,016
Consideration received					$ 142,050	$ 75,550
Disposed of by sale | One Loudoun Expansion
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net proceeds from sales of operating properties				$ 6,400
Gain on disposal				2,500
Disposed of by sale | Reisterstown Road Plaza
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain on disposal		$ (5,773)		600
Proceeds from escrow deposit disbursements related to property sales				$ 600
Area of real estate property | ft²		376,683
Consideration received		$ 48,250
Disposed of by sale | Eastside
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain on disposal	$ 0
Area of real estate property | ft²	43,640
Consideration received	$ 14,425
Held-for-Sale | City Center
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Area of real estate property | ft²			362,278
Impairment charges			$ 66,200
Long-lived assets, carrying value			135,100
Long-lived assets, fair value			69,600
Selling costs			$ 700
Held-for-Sale | City Center | Minimum | Fair Value, Inputs, Level 3 | Measurement Input, Cap Rate | Valuation, Income Approach
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Measurement input			0.060
Held-for-Sale | City Center | Maximum | Fair Value, Inputs, Level 3 | Measurement Input, Cap Rate | Valuation, Income Approach
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Measurement input			0.150
Held-for-Sale | Eastside
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Area of real estate property | ft²					43,640
Impairment charges					$ 500
Real estate investment, fair value					$ 14,100

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