v3.26.1
Investments in Unconsolidated Ventures - Summary of Equity Investments in Real Estate and Other Affiliates (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Schedule of Investments [Line Items]          
Investments in unconsolidated ventures $ 186,153   $ 186,153   $ 170,122
Share of Earnings/Dividends 301 $ (1,887) (2,339) $ (567)  
Equity Method Investments          
Schedule of Investments [Line Items]          
Equity Method Investments 182,386   182,386   166,343
Share of Earnings/Dividends 312 (1,887) (7,646) (6,172)  
Equity securities          
Schedule of Investments [Line Items]          
Other equity investments 3,767   3,767   3,779
Share of Earnings/Dividends (11) 0 5,307 5,605  
Operating equity investments | Location, Statement of Financial Position, Balance [Axis]: us-gaap:OtherLiabilities          
Schedule of Investments [Line Items]          
Investment deficit position 24,600   24,600   23,800
Operating Assets Segment | Operating equity investments | Equity Method Investments          
Schedule of Investments [Line Items]          
Equity Method Investments 14,233   14,233   $ 10,649
Share of Earnings/Dividends $ 794 (325) $ 1,353 (1,287)  
MPC Segment | The Summit | Equity Method Investments          
Schedule of Investments [Line Items]          
Ownership Interest 50.00%   50.00%   50.00%
Equity Method Investments $ 32,726   $ 32,726   $ 35,815
Share of Earnings/Dividends $ 1,376 (87) $ 891 (4,970)  
MPC Segment | Floreo | Equity Method Investments          
Schedule of Investments [Line Items]          
Ownership Interest 50.00%   50.00%   50.00%
Equity Method Investments $ 70,970   $ 70,970   $ 59,008
Share of Earnings/Dividends (1,229) (1,562) (4,279) (89)  
MPC Segment | Other | Equity Method Investments          
Schedule of Investments [Line Items]          
Ownership Interest         50.00%
Equity Method Investments 1,174   1,174   $ 0
Share of Earnings/Dividends $ (716) 0 $ (716) 0  
Strategic Developments Segment | Other | Equity Method Investments          
Schedule of Investments [Line Items]          
Ownership Interest 50.00%   50.00%   50.00%
Equity Method Investments $ 0   $ 0   $ 41
Share of Earnings/Dividends $ (2) 0 $ (30) 0  
Strategic Developments Segment | West End Alexandria | Equity Method Investments          
Schedule of Investments [Line Items]          
Ownership Interest 58.00%   58.00%   58.00%
Equity Method Investments $ 49,672   $ 49,672   $ 60,830
Share of Earnings/Dividends $ 89 87 $ (4,865) 174  
Strategic Developments Segment | Aspect | Equity Method Investments          
Schedule of Investments [Line Items]          
Ownership Interest 85.00%   85.00%   0.00%
Equity Method Investments $ 13,611   $ 13,611   $ 0
Share of Earnings/Dividends $ 0 $ 0 $ 0 $ 0