Lease-Up Properties, Maximum Stabilized Occupancy, Duration

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- Definition

Lease-Up Properties, Maximum Stabilized Occupancy, Percentage

+ References

No definition available.

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- Definition

Number of Future Development Projects

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- Definition

Number of Development Projects

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- Definition

Property Ownership Percentage

+ References

No definition available.

+ Details

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- Definition

Area of land held.

+ References

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- Definition

Area of a real estate property.

+ References

No definition available.

+ Details

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- Definition

The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

+ References

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- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

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- Definition

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

+ References

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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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No definition available.

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Organization and Ownership - Narrative (Details)	12 Months Ended
Organization and Ownership - Narrative (Details)	Dec. 31, 2020 ft² a property building property_partnership project	Dec. 31, 2019
Real Estate Properties [Line Items]
Lease-up properties occupancy percentage	95.00%
Lease-up properties occupancy duration	1 year
Stabilized Residential Units in San Diego, CA [Member]
Real Estate Properties [Line Items]
Number of Units	608
101 First LLC and 303 Second LLC [Member]
Real Estate Properties [Line Items]
Number of properties \| property_partnership	2
Ownership interest	56.00%
Redwood LLC [Member]
Real Estate Properties [Line Items]
Ownership interest	93.00%
Operating Partnership [Member]
Real Estate Properties [Line Items]
Number of properties \| property_partnership	3
Ownership interest	99.00%	98.10%
Operating Partnership [Member] \| Non-Affiliated Investors [Member]
Real Estate Properties [Line Items]
Ownership interest of noncontrolling interest	1.00%	1.90%
Washington [Member]
Real Estate Properties [Line Items]
Number of properties	8
Number of development projects	1
Number of future development projects	1
Stabilized Portfolio [Member]
Real Estate Properties [Line Items]
Number of development projects	4
Office properties [Member]
Real Estate Properties [Line Items]
Number of properties \| building	117
Office properties [Member] \| Operating Partnership [Member]
Real Estate Properties [Line Items]
Number of properties	4
Office properties [Member] \| San Francisco, California [Member] \| 101 First LLC and 303 Second LLC [Member]
Real Estate Properties [Line Items]
Number of properties	1
Office properties [Member] \| Redwood City, California [Member] \| Redwood LLC [Member]
Real Estate Properties [Line Items]
Number of properties	2
Development sites [Member]
Real Estate Properties [Line Items]
Number of properties \| project	5
Area of undeveloped land \| a	61
Properties and development projects [Member]
Real Estate Properties [Line Items]
Property ownership percentage	100.00%
Development Project in San Francisco [Member] \| Stabilized Office Properties [Member] \| San Francisco, California [Member]
Real Estate Properties [Line Items]
Area of real estate property \| ft²	750,370
Development Project in Hollywood [Member] \| Stabilized Office Properties [Member] \| Hollywood, California [Member]
Real Estate Properties [Line Items]
Area of real estate property \| ft²	361,388
Development Project in San Diego, California [Member] \| Stabilized Retail Space [Member] \| San Diego, California [Member]
Real Estate Properties [Line Items]
Area of real estate property \| ft²	95,871