v3.26.3
Equity Investments in Ground Leases (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Aug. 31, 2026
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] $ 296,148   $ 296,148     $ 280,850            
Earnings from equity method investments 3,517 $ 4,654 11,413 $ 14,558                
425 Park Avenue | Equity Method Venture                        
Schedule of Equity Method Investments [Line Items]                        
Carrying value 140,901   140,901     139,592            
Earnings from equity method investments $ 912 907 $ 2,740 2,679                
Ownership percentage 54.80%   54.80%                  
32 Old Slip                        
Schedule of Equity Method Investments [Line Items]                        
Carrying value $ 70,864   $ 70,864     67,865            
Earnings from equity method investments 990 993 2,999 3,747                
Ownership percentage                       29.20%
Ground Lease Plus Fund                        
Schedule of Equity Method Investments [Line Items]                        
Carrying value 31,000   31,000     30,787            
Earnings from equity method investments 441 487 (517) 1,301                
Basis difference in equity investment to be amortized 11,300   11,300                  
Amortization of basis difference in equity investments $ 500 100 $ 1,100 (200)                
Ownership percentage 53.20%   53.20%                  
Leasehold Loan Fund                        
Schedule of Equity Method Investments [Line Items]                        
Carrying value $ 53,383   $ 53,383     $ 42,606            
Earnings from equity method investments $ 1,174 2,267 6,191 6,831                
Amortization of basis difference in equity investments   $ 1,000 $ 2,700 $ 2,400                
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         $ 27,600   $ 30,000          
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 $ 45,000   $ 45,000         $ 55,500        
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 $ 26,900   $ 26,900                  
[1] Refer to Note 2 for details on the Company’s consolidated variable interest entities (“VIEs”).