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Organization and Ownership - Operating Properties (Details)	12 Months Ended
	Dec. 31, 2024 ft² property building tenant development_project redevelopmentProject
Real Estate Properties [Line Items]
Rentable Square Feet (unaudited)	17,142,721
Stabilized Office Properties
Real Estate Properties [Line Items]
Number of Buildings | building	123
Rentable Square Feet (unaudited)	17,142,721
Number of Tenants | tenant	428
Percentage Occupied (unaudited)	82.80%
Stabilized Residential Properties
Real Estate Properties [Line Items]
Number of Properties | property	3
Number of Units | property	1,001
2024 Average Occupancy (unaudited)	92.50%
In-process redevelopment projects - tenant improvement
Real Estate Properties [Line Items]
Rentable Square Feet (unaudited)	100,000
Number of Properties | redevelopmentProject	2
In-process development projects - tenant improvement
Real Estate Properties [Line Items]
Rentable Square Feet (unaudited)	875,000
Number of Properties | development_project	1

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Average Occupancy Percentage

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Number of Buildings

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- Definition

Number of Tenants.

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- Definition

Real Estate Properties, Percentage Occupied

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- Definition

Net rentable area for properties owned.

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- Definition

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

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- Definition

The number of units in a real estate property owned as of the balance sheet date.

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- Definition

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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