Asset Acquisition, Transaction Costs

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Lease agreement term.

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No definition available.

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- Definition

Net gain (loss) on sale of undepreciated real estate.

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No definition available.

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Area of land held.

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Area of a real estate property.

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Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation.

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Amount before tax of gain (loss) recognized on the sale or disposal of a disposal group. Excludes discontinued operations.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 45
-Paragraph 5
-URI https://asc.fasb.org/extlink&oid=126905981&loc=d3e2443-110228

Reference 2: 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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-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 3
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-URI https://asc.fasb.org/extlink&oid=109226691&loc=d3e2941-110230

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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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The book value of investments in real estate joint ventures including direct and indirect investments.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 210
-Section S99
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REAL ESTATE INVESTMENTS - Dispositions (Narrative) (Details) $ in Thousands				12 Months Ended
	Feb. 23, 2023 USD ($) ft²	Jul. 14, 2022 USD ($) a ft²	Feb. 02, 2021 USD ($)	Dec. 31, 2022 USD ($) ft²	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Jul. 23, 2021 USD ($)	Feb. 02, 2021 ft²	Feb. 02, 2021 a	Nov. 05, 2020 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Area of real estate property \| ft²				13,578,188
Investment in real estate ventures, at equity				$ 532,224	$ 411,110
Net gain on sale of undepreciated real estate				8,007	2,903	$ 201
Net gain on disposition of real estate				$ 17,677	$ 142	$ 289,461
Land \| 3151 Market Street
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Area of real estate property \| ft²		500,000
Land \| 3151 Market Street \| Subsequent Event
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Area of real estate property \| ft²	200,000
Leasehold Interest \| 3151 Market Street
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Lease agreement term (in years)		99 years
Land area \| a		0.8
Sales Price		$ 30,394
Net gain on disposition of real estate		$ 2,583
Leasehold Interest \| 3151 Market Street \| Subsequent Event
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Sales Price	$ 7,800
Net gain on disposition of real estate	$ 800
3025 JFK Venture
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Lease agreement term (in years)			99 years
Land area								1	1
Investment in real estate ventures, at equity			$ 34,800				$ 34,800
Net gain on sale of undepreciated real estate			$ 2,000
1505-11 Race Street
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Transaction costs capitalized										$ 300