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Real Estate - Schedule of Construction in Progress (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Real Estate [Line Items]
Construction in progress	$ 371,521	$ 326,193
Hampden House
Real Estate [Line Items]
Construction in progress	256,342	217,537
Accumulated capitalized interest costs	25,900	20,800
Twinbrook Quarter - Other
Real Estate [Line Items]
Construction in progress	85,870	84,662
Accumulated capitalized interest costs	5,300	5,400
Ashland Square - Phase II
Real Estate [Line Items]
Construction in progress	10,626	0
Accumulated capitalized interest costs	200
Twinbrook Quarter Phase I - Retail/Residential
Real Estate [Line Items]
Construction in progress	2,623	9,664
Accumulated capitalized interest costs	200	600
Other
Real Estate [Line Items]
Construction in progress	$ 16,060	$ 14,330

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- Definition

Amount of accumulated interest costs capitalized as part of property, plant and equipment cost basis.

+ References

No definition available.

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- Definition

The current amount of expenditures for a real estate project that has not yet been completed.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(1)(d))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(1)(6))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478777/944-210-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 976
-SubTopic 310
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477332/976-310-50-1

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