Redeemable Noncontrolling Interests - Summary of the Activity of Redeemable Noncontrolling Interests (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2024	Dec. 31, 2023
Temporary Equity
Balance, beginning of period	$ 440,737	$ 481,310
Redemptions		(45,267)
LTIP Units issued in lieu of cash compensation		5,213
Net loss		(10,596)
Other comprehensive loss		(4,486)
Distributions		(11,351)
Share-based compensation expense		29,018
Adjustment to redemption value		(3,104)
Balance, end of period	423,632	440,737
JBG Smith, LP
Temporary Equity
Balance, beginning of period	440,737	480,663
Redemptions	(17,071)	(44,620)
LTIP Units issued in lieu of cash compensation	3,835	5,213
Net loss	(22,202)	(10,596)
Other comprehensive loss	(817)	(4,486)
Distributions	(14,386)	(11,351)
Share-based compensation expense	26,976	29,018
Adjustment to redemption value	6,560	(3,104)
Balance, end of period	$ 423,632	440,737
Consolidated Real Estate Venture
Temporary Equity
Balance, beginning of period		647
Redemptions		$ (647)

Temporary Equity, Contributions (Distributions)

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- Definition

Adjustment increase (decrease) in the value of each type or class of stock classified as temporary equity during the period.

+ References

No definition available.

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- Definition

Temporary Equity, Other Comprehensive Income (Loss)

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- Definition

Temporary Equity, Redemptions of OP Units

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No definition available.

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- Definition

Temporary Equity, Share-based Compensation

+ References

No definition available.

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

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- Definition

As of the reporting date, the aggregate carrying amount of all noncontrolling interests which are redeemable by the (parent) entity (1) at a fixed or determinable price on a fixed or determinable date, (2) at the option of the holder of the noncontrolling interest, or (3) upon occurrence of an event that is not solely within the control of the (parent) entity. This item includes noncontrolling interest holder's ownership (or holders' ownership) regardless of the type of equity interest (common, preferred, other) including all potential organizational (legal) forms of the investee entity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 480
-SubTopic 10
-Subparagraph (12)(c)
-Section S99
-Paragraph 3A
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480244/480-10-S99-3A

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 480
-SubTopic 10
-Subparagraph (16)(c)
-Paragraph 3A
-Section S99
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480244/480-10-S99-3A

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 480
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 3A
-Subparagraph (15)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480244/480-10-S99-3A

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 480
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 3A
-Subparagraph (14)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480244/480-10-S99-3A

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- Definition

Value of stock issued in lieu of cash for services contributed to the entity. Value of the stock issued includes, but is not limited to, services contributed by vendors and founders.

+ References

No definition available.

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- Definition

The portion of net income or loss attributable to temporary equity interest.

+ References

No definition available.

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