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

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Section 50
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- Definition

Amount of gain (loss) on sale or disposal of an equity method investment.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
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Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03(b)(7)(c))
-URI https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03(b)(9)(a))
-URI https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227

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- Definition

The cash inflow from the sale of real estate held-for-investment and real estate joint ventures.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 12
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3179-108585

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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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Investments in Partnerships -FDP Sale of Unit (Details) - USD ($) $ in Thousands	1 Months Ended	12 Months Ended
	May 31, 2021	Dec. 31, 2022	Dec. 31, 2021
Schedule of Equity Method Investments [Line Items]
Gain (loss) on sales of real estate by equity method investee		$ 0	$ 1,337
Sale of 801 Market Street, Unit 202
Schedule of Equity Method Investments [Line Items]
Gain (loss) on sales of real estate by equity method investee	$ 1,300
Sale of 801 Market Street, Unit 202 \| Partnership Interest
Schedule of Equity Method Investments [Line Items]
Proceeds from real estate and real estate joint ventures	5,300
Gain (loss) on sales of real estate by equity method investee	$ 2,600
Sale of 801 Market Street, Unit 202 \| Partnership Interest \| PM Gallery LP
Schedule of Equity Method Investments [Line Items]
Ownership percentage	50.00%