v3.26.1
Equity Investments in Ground Leases (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
Aug. 31, 2025
Jul. 31, 2025
Jul. 31, 2024
Jun. 30, 2022
Feb. 28, 2022
Jun. 30, 2021
Schedule of Equity Method Investments [Line Items]                      
Carrying value [1] $ 291,766   $ 291,766   $ 280,850            
Earnings from equity method investments 3,861 $ 4,912 7,896 $ 9,904              
425 Park Avenue | Equity Method Venture                      
Schedule of Equity Method Investments [Line Items]                      
Carrying value 140,467   140,467   139,592            
Earnings from equity method investments $ 918 887 $ 1,827 1,772              
Ownership percentage 54.80%   54.80%                
32 Old Slip                      
Schedule of Equity Method Investments [Line Items]                      
Carrying value $ 69,874   $ 69,874   67,865            
Earnings from equity method investments 996 1,323 2,009 2,754              
Ownership percentage                     29.20%
Ground Lease Plus Fund                      
Schedule of Equity Method Investments [Line Items]                      
Carrying value 30,559   30,559   30,787            
Earnings from equity method investments (630) 330 (958) 814              
Basis difference in equity investment to be amortized 11,800   11,800                
Amortization of basis difference in equity investments $ 600 100 $ 600 200              
Ownership percentage 53.20%   53.20%                
Leasehold Loan Fund                      
Schedule of Equity Method Investments [Line Items]                      
Carrying value $ 50,866   $ 50,866   $ 42,606            
Earnings from equity method investments 2,577 2,372 5,018 4,564              
Amortization of basis difference in equity investments $ 1,400 $ 700 $ 2,700 $ 1,400              
Ownership percentage 53.20%   53.20%                
Leasehold Loan Fund | Life science property                      
Schedule of Equity Method Investments [Line Items]                      
Commitment to provide loan to Ground lessee                   $ 130,000  
Loan commitment, reduced amount           $ 30,000          
Loan commitment to Ground lessee that has been funded $ 27,600   $ 27,600                
Leasehold Loan Fund | Mixed-use property                      
Schedule of Equity Method Investments [Line Items]                      
Commitment to provide loan to Ground lessee                 $ 105,000    
Loan commitment, reduced amount             $ 55,500        
Loan commitment to Ground lessee that has been funded 45,000   45,000                
Leasehold Loan Fund | Student housing project                      
Schedule of Equity Method Investments [Line Items]                      
Commitment to provide loan to Ground lessee               $ 31,500      
Loan commitment to Ground lessee that has been funded $ 22,400   $ 22,400                
[1] Refer to Note 2 for details on the Company’s consolidated variable interest entities (“VIEs”).