Disposal Group, Including Discontinued Operation, Sales Transaction Costs

No definition available.

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- Definition

Percentage of ownership sold during the period.

+ References

No definition available.

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- Definition

The net gain (loss) resulting from sales and other disposals of real estate owned for investment purposes.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
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Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
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-URI http://asc.fasb.org/extlink&oid=117337411&loc=d3e23528-158515

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-Topic 944
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-URI http://asc.fasb.org/extlink&oid=117337397&loc=d3e23415-158514

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- Definition

The charge against earnings in the period to reduce the carrying amount of real property to fair value.

+ References

+ Details

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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.

+ References

No definition available.

+ Details

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- Definition

Decrease in noncontrolling interest (for example, but not limited to, redeeming or purchasing the interests of noncontrolling shareholders, issuance of shares (interests) by the non-wholly owned subsidiary to the parent entity for other than cash, and a buyback of shares (interest) by the non-wholly owned subsidiary from the noncontrolling interests).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 810
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- Definition

Net rentable area for properties owned.

+ References

No definition available.

+ Details

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- Definition

Cash received from the sale of real estate that is held for investment, that is, it is part of an investing activity during the period.

+ References

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-Publisher FASB
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- References

No definition available.

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INVESTMENT IN REAL ESTATE - Properties Sold (Details)	3 Months Ended			9 Months Ended
INVESTMENT IN REAL ESTATE - Properties Sold (Details)	Sep. 30, 2020 USD ($)	Sep. 30, 2019 USD ($) ft²	Jun. 30, 2019 USD ($)	Sep. 30, 2020 USD ($)	Sep. 30, 2019 USD ($) ft²
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Ownership sold, percentage					100.00%
Proceeds from Sale of Real Estate Held-for-investment [Abstract]
Sales Price				$ 0	$ 941,032,000
Gain on sale of real estate	$ 0	$ 302,000		0	433,104,000
Impairment of real estate	$ 0	0	$ 0	$ 0	69,000,000
Extinguishment of noncontrolling interest		$ 113,000			113,000
Disposal Group, Disposed of by Sale, Not Discontinued Operations
Proceeds from Sale of Real Estate Held-for-investment [Abstract]
Sales Price					990,996,000
Transaction Costs					18,350,000
Gain on sale of real estate					$ 433,104,000
March Oakland Properties, Oakland, CA \| Disposal Group, Disposed of by Sale, Not Discontinued Operations
Proceeds from Sale of Real Estate Held-for-investment [Abstract]
Square Feet \| ft²		975,596			975,596
Sales Price					$ 512,016,000
Transaction Costs					8,971,000
Gain on sale of real estate					$ 289,779,000
830 1st Street, Washington, D.C. \| Disposal Group, Disposed of by Sale, Not Discontinued Operations
Proceeds from Sale of Real Estate Held-for-investment [Abstract]
Square Feet \| ft²		247,337			247,337
Sales Price					$ 116,550,000
Transaction Costs					2,438,000
Gain on sale of real estate					$ 45,710,000
260 Townsend Street, San Francisco, CA \| Disposal Group, Disposed of by Sale, Not Discontinued Operations
Proceeds from Sale of Real Estate Held-for-investment [Abstract]
Square Feet \| ft²		66,682			66,682
Sales Price					$ 66,000,000
Transaction Costs					2,539,000
Gain on sale of real estate					$ 42,092,000
1333 Broadway, Oakland, CA \| Disposal Group, Disposed of by Sale, Not Discontinued Operations
Proceeds from Sale of Real Estate Held-for-investment [Abstract]
Square Feet \| ft²		254,523			254,523
Sales Price					$ 115,430,000
Transaction Costs					658,000
Gain on sale of real estate					$ 55,221,000
Union Square Properties, Washington, D.C. \| Disposal Group, Disposed of by Sale, Not Discontinued Operations
Proceeds from Sale of Real Estate Held-for-investment [Abstract]
Square Feet \| ft²		630,650			630,650
Sales Price					$ 181,000,000
Transaction Costs					3,744,000
Gain on sale of real estate					$ 302,000