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Real Estate - Schedule of Construction in Progress (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Real Estate [Line Items]
Construction in progress	$ 653,176	$ 514,553
Twinbrook Quarter
Real Estate [Line Items]
Construction in progress	301,763	248,913
Accumulated capitalized interest costs	26,600	18,800
Twinbrook Quarter Other Loans
Real Estate [Line Items]
Construction in progress	131,848	106,200
Accumulated capitalized interest costs	10,100	6,700
Hampden House
Real Estate [Line Items]
Construction in progress	200,503	142,240
Accumulated capitalized interest costs	19,100	14,100
Other
Real Estate [Line Items]
Construction in progress	$ 19,062	$ 17,200

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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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