Organization, Ownership and Basis of Presentation (Tables)

3 Months Ended

Mar. 31, 2020

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Summary of real estate properties

Our stabilized portfolio of operating properties was comprised of the following properties at March 31, 2020:

	Number of Buildings	Rentable Square Feet	Number of Tenants	Percentage  Occupied		Percentage Leased
Stabilized Office Properties (1)	114	14,323,572	479	93.5	%	97.3	%

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(1) Includes stabilized retail space.

	Number of Buildings	Number of Units	2020 Average Occupancy
Stabilized Residential Property	1	200	93.5	%

As of March 31, 2020, the following properties were excluded from our stabilized portfolio. We did not have any redevelopment properties or properties held for sale at March 31, 2020.

	Number of Properties/Projects	Estimated Rentable Square Feet (1) / Units
In-process development projects - tenant improvement	3	1,275,000
In-process development projects - under construction (2)	5	1,016,000
Completed residential development project (3)	2	462 units

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(1) Estimated rentable square feet upon completion.

(2) In addition to the estimated office and life science rentable square feet noted above, development projects under construction also include 339 residential units.

(3)

Represents recently completed residential phases at our mixed-use development in San Diego, California that are not yet stabilized.