Net Operating Income (Loss) Including Unconsolidated Joint Venture

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571

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- Definition

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

+ References

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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.

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Segment Information (Net Operating Income By Geographic Reportable Segment) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Mar. 13, 2020
Segment Reporting Information [Line Items]
Net operating income (loss) including unconsolidated joint venture	$ 63,009	$ 66,646
Operating Segments
Segment Reporting Information [Line Items]
Net operating income (loss) including unconsolidated joint venture	63,281	66,851
Operating Segments \| New York
Segment Reporting Information [Line Items]
Net operating income (loss) including unconsolidated joint venture	25,075	22,806
Operating Segments \| San Francisco
Segment Reporting Information [Line Items]
Net operating income (loss) including unconsolidated joint venture	25,072	20,497
Operating Segments \| Washington, D.C.
Segment Reporting Information [Line Items]
Net operating income (loss) including unconsolidated joint venture	9,151	8,453
Operating Segments \| Boston
Segment Reporting Information [Line Items]
Net operating income (loss) including unconsolidated joint venture	2,458	1,989
Operating Segments \| All other office markets
Segment Reporting Information [Line Items]
Net operating income (loss) including unconsolidated joint venture	1,525	13,106
Corporate
Segment Reporting Information [Line Items]
Net operating income (loss) including unconsolidated joint venture	$ (272)	$ (205)
Corporate Joint Venture \| Terminal Warehouse
Segment Reporting Information [Line Items]
Economic interest	8.65%		8.65%
114 Fifth Avenue Joint Venture \| Corporate Joint Venture
Segment Reporting Information [Line Items]
Ownership percentage	49.50%
799 Broadway Joint Venture \| Corporate Joint Venture
Segment Reporting Information [Line Items]
Ownership percentage	49.70%
333 Market Street and University Circle \| Corporate Joint Venture
Segment Reporting Information [Line Items]
Ownership percentage	55.00%
Market Square Joint Venture \| Corporate Joint Venture
Segment Reporting Information [Line Items]
Ownership percentage	51.00%
1800 M Street Joint Venture \| Corporate Joint Venture
Segment Reporting Information [Line Items]
Ownership percentage	55.00%