Area owned by Real estate venture of undeveloped parcels of land (in acres).

No definition available.

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- Definition

Amount of other-than-temporary decline in value that has been recognized against investment accounted for under equity method of accounting.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 323
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481664/323-10-45-1

+ Details

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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 323
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481687/323-10-50-3

+ Details

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- Definition

The number of real estate properties owned as of the balance sheet date.

+ References

No definition available.

+ 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

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(g)(1)(ii))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480678/235-10-S99-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 323
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481687/323-10-50-3

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 825
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 28
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-Publisher FASB
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 323
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481687/323-10-50-3

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
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-Name Accounting Standards Codification
-Section 50
-Paragraph 3
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481687/323-10-50-3

+ Details

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Period Type:	duration

- Details

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- Details

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- Details

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INVESTMENT IN UNCONSOLIDATED REAL ESTATE VENTURES - JGB Ventures (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2024 USD ($) a joint_venture property	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)
Schedule of Equity Method Investments [Line Items]
Number of real estate properties \| property	64
Other-than-temporary impairment \| $	$ 8,378	$ 37,176	$ 0
JBG Ventures
Schedule of Equity Method Investments [Line Items]
Other-than-temporary impairment \| $	$ 22,200
JBG/DC Manager LLC
Schedule of Equity Method Investments [Line Items]
Number of real estate properties \| joint_venture	2
JBG 1250 First Street Office
Schedule of Equity Method Investments [Line Items]
Equity method investment, ownership percentage	70.00%
Area owned by real estate venture of undeveloped parcels of land \| a	0.5
JBG 1250 First Street Office \| JBG Ventures
Schedule of Equity Method Investments [Line Items]
Equity method investment, ownership percentage	70.00%
JBG 1250 First Street Office \| JBG/DC Manager LLC
Schedule of Equity Method Investments [Line Items]
Equity method investment, ownership percentage	30.00%
JBG 51 N Street
Schedule of Equity Method Investments [Line Items]
Equity method investment, ownership percentage	70.00%
Area owned by real estate venture of undeveloped parcels of land \| a	0.9
JBG 51 N Street \| JBG Ventures
Schedule of Equity Method Investments [Line Items]
Equity method investment, ownership percentage	70.00%
JBG 51 N Street \| JBG/DC Manager LLC
Schedule of Equity Method Investments [Line Items]
Equity method investment, ownership percentage	30.00%