v3.26.3
Investments in and Advances to Unconsolidated Affiliates - Additional Information (Details) - USD ($)
$ in Thousands
 1 Months Ended 3 Months Ended 9 Months Ended 12 Months Ended
May 31, 2026
Apr. 30, 2026
Feb. 28, 2026
Jan. 31, 2026
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Dec. 31, 2023
Mar. 01, 2026
Feb. 01, 2026
Jan. 01, 2026
Schedule of Equity Method Investments [Line Items]                        
Proceeds from the disposition of properties and other investments, net             $ 583,445 $ 61,533        
Equity in earnings (losses) of unconsolidated affiliates         $ (467) $ (3,694) $ 11,954 $ (9,598)        
650 Bald Hill Road                        
Schedule of Equity Method Investments [Line Items]                        
Proceeds from the disposition of properties and other investments, net   $ 20,500                    
Repayment of property mortgage loan   14,400                    
Venture capital gain (loss), net   600                    
Tri City Plaza                        
Schedule of Equity Method Investments [Line Items]                        
Proceeds from the disposition of properties and other investments, net $ 62,500                      
Repayment of property mortgage loan 34,800                      
Venture capital gain (loss), net 19,700                      
Fund IV                        
Schedule of Equity Method Investments [Line Items]                        
Equity method investment, ownership percentage         23.12%   23.12%          
Fund IV | 650 Bald Hill Road                        
Schedule of Equity Method Investments [Line Items]                        
Venture capital gain (loss), net   $ 200                    
Fund V                        
Schedule of Equity Method Investments [Line Items]                        
Equity method investment, ownership percentage         20.10%   20.10%          
Fund V | Tri City Plaza                        
Schedule of Equity Method Investments [Line Items]                        
Venture capital gain (loss), net $ 3,000                      
Shops at Skyview                        
Schedule of Equity Method Investments [Line Items]                        
Equity method investment, ownership percentage         7.50%   7.50%          
Shops at Skyview | Unconsolidated Affiliates                        
Schedule of Equity Method Investments [Line Items]                        
Company acquired non-controlling equity interest                       20.00%
Joint venture acquisition price                       $ 424,100
Joint venture mortgage loan total commitment amount                       290,000
Joint venture mortgage loan closing fund                       $ 277,000
Equity method investment, ownership percentage                       7.50%
Shops at Skyview | Unconsolidated Affiliates | Preferred Equity                        
Schedule of Equity Method Investments [Line Items]                        
Preferred equity investment       $ 41,700                
Open - Air retail portfolio | Unconsolidated Affiliates                        
Schedule of Equity Method Investments [Line Items]                        
Joint venture acquisition price                     $ 87,100  
Joint venture mortgage loan total commitment amount                     317,000  
Joint venture mortgage loan closing fund                     $ 298,000  
Equity method investment, ownership percentage                     6.00%  
Debt instrument discounted amount regarding preferred equity investment                     $ 2,400  
Company retained non-controlling equity                     20.00%  
Open - Air retail portfolio | Unconsolidated Affiliates | Preferred Equity                        
Schedule of Equity Method Investments [Line Items]                        
Preferred equity investment     $ 27,500                  
Pinewood Square | Unconsolidated Affiliates                        
Schedule of Equity Method Investments [Line Items]                        
Joint venture acquisition price                   $ 13,600    
Joint venture mortgage loan total commitment amount                   $ 45,000    
Company retained non-controlling equity                   20.00%    
840 N. Michigan Avenue                        
Schedule of Equity Method Investments [Line Items]                        
Mortgage loan                 $ 73,500      
Principal balance                 18,500      
Investment owned balance principal paydown                 $ 17,500      
Description Of Agreement                 maturity from February 2025 to December 2026.      
Additional contingent payments                 $ 17,500      
Equity in earnings (losses) of unconsolidated affiliates                 $ 400      
Contingent payment         $ 1,300   $ 3,200          
Percentage of unpaid outstanding principal             50.00%          
Amount of unpaid principal balance         $ 30,000   $ 30,000          
840 N. Michigan Avenue | Minimum                        
Schedule of Equity Method Investments [Line Items]                        
Debt instrument interest rate increase decrease                 4.40%      
840 N. Michigan Avenue | Maximum                        
Schedule of Equity Method Investments [Line Items]                        
Debt instrument interest rate increase decrease                 6.50%