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ORGANIZATION OF THE PARENT COMPANY AND THE OPERATING PARTNERSHIP - Summary of Core Portfolio of Operating Properties and Excludes Development, Redevelopment and Held for Sale (Details)	Dec. 31, 2023 ft² property
Real Estate Properties [Line Items]
Number of Properties | property	72
Rentable Square Feet | ft²	13,011,094
Core Properties
Real Estate Properties [Line Items]
Number of Properties | property	69
Rentable Square Feet | ft²	12,698,115
Office properties
Real Estate Properties [Line Items]
Number of Properties | property	65
Rentable Square Feet | ft²	11,773,665
Mixed-use properties
Real Estate Properties [Line Items]
Number of Properties | property	4
Rentable Square Feet | ft²	924,450
Development property
Real Estate Properties [Line Items]
Number of Properties | property	2
Rentable Square Feet | ft²	144,685
Recently completed - not stabilized property
Real Estate Properties [Line Items]
Number of Properties | property	1
Rentable Square Feet | ft²	168,294

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- Definition

Area of a real estate property.

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- Definition

The number of real estate properties owned as of the balance sheet date.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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