Equity method investment economic interest percentage.

No definition available.

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- Definition

Difference between amount at which an investment accounted for under the equity method of accounting is carried (reported) on the balance sheet and amount of underlying equity in net assets the reporting Entity has in the investee.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 323
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481687/323-10-50-3

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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://www.xbrl.org/2003/role/disclosureRef
-Topic 825
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 28
-Subparagraph (f)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482907/825-10-50-28

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 323
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-Section 50
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481687/323-10-50-3

+ Details

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- Definition

Amount of investment in equity method investee and investment in and advance to affiliate.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(18))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

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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

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S50
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480738/235-10-S50-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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-URI https://asc.fasb.org/1943274/2147481687/323-10-50-3

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+ Details

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Investments in Unconsolidated Joint Ventures - Summary of Investments and Income from Investments In Unconsolidated Joint Ventures (Parenthetical) (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2025	Dec. 31, 2024	Aug. 31, 2024	Dec. 31, 2023
Schedule Of Equity Method Investments [Line Items]
Investments in unconsolidated joint ventures	$ 81,509	$ 85,952
1600 Broadway [Member]
Schedule Of Equity Method Investments [Line Items]
Difference between carrying amount of investment and equity	$ 294
Equity method paramount ownership percentage	9.20%
Investments in unconsolidated joint ventures	$ 7,774	8,161
One Steuart Lane [Member]
Schedule Of Equity Method Investments [Line Items]
Difference between carrying amount of investment and equity	$ 462
Equity method paramount ownership percentage	35.00%
Equity method economic interest percentage	2.60%
Investments in unconsolidated joint ventures	$ 66,932	$ 76,579
One Steuart Lane [Member] \| Residential Development Fund's [Member]
Schedule Of Equity Method Investments [Line Items]
Equity method paramount ownership percentage	7.40%
712 Fifth Avenue [Member]
Schedule Of Equity Method Investments [Line Items]
Investments in unconsolidated joint ventures	$ 0
Market Center [Member]
Schedule Of Equity Method Investments [Line Items]
Equity method paramount ownership percentage			67.00%
Investments in unconsolidated joint ventures	0			$ 0
55 Second Street [Member]
Schedule Of Equity Method Investments [Line Items]
Investments in unconsolidated joint ventures	0
111 Sutter Street [Member]
Schedule Of Equity Method Investments [Line Items]
Investments in unconsolidated joint ventures	0
Oder-Center, Germany [Member]
Schedule Of Equity Method Investments [Line Items]
Investments in unconsolidated joint ventures	$ 0