v3.26.3
Mortgage and Other Indebtedness, Net - Narrative (Details) - USD ($)
 1 Months Ended 3 Months Ended 9 Months Ended
Oct. 01, 2026
Jul. 01, 2025
Oct. 31, 2026
May 31, 2026
Apr. 30, 2026
Jul. 31, 2025
May 31, 2025
Feb. 28, 2025
Jan. 31, 2025
Mar. 31, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Dec. 31, 2025
Debt Instrument [Line Items]                            
Mortgage and other indebtedness, net                       $ 2,025,450,000   $ 2,170,785,000
Fair value net liability                       0    
Payments to acquire real estate           $ 83,100,000           43,761,000 $ 185,988,000  
Non-recourse loan amount                       2,025,450,000   2,170,785,000
Loss on extinguishment of debt                       (0) $ (217,000)  
Non-recourse open-air centers and outparcels loan                       277,580,000   753,102,000
Gain recognized in other comprehensive income (loss)                       212,000    
Long-Term Debt, Maturity, Remainder of Fiscal Year [1]                       202,626,000    
Principal balance of a loan       $ 9,719,000               128,418,000 [2]    
Interest Rate Swap                            
Debt Instrument [Line Items]                            
Cash collateral                       1,920,000    
Principal Balances of Loans Secured by Volusia Mall, The Outlet Shoppes at Laredo and West County Center                            
Debt Instrument [Line Items]                            
Long-Term Debt, Maturity, Remainder of Fiscal Year                       197,350,000    
Fayette Mall                            
Debt Instrument [Line Items]                            
Option extension term of debt instrument             1 year              
Cross Creek Mall                            
Debt Instrument [Line Items]                            
Mortgage and other indebtedness, net   $ 78,000,000                        
Loan, fixed interest rate   6.86%                        
Non-recourse loan amount   $ 78,000,000                        
Debt instrument, term   5 years                        
Loan agreement term   5 years                        
Volusia Mall                            
Debt Instrument [Line Items]                            
Debt instrument, maturity date       Oct. 31, 2026                    
Outlet Shoppes at Gettysburg                            
Debt Instrument [Line Items]                            
Principal balance of a loan       $ 19,438,000                    
Debt instrument, maturity date       Oct. 31, 2025                    
2032 Non-Recourse Bank Loan                            
Debt Instrument [Line Items]                            
Mortgage and other indebtedness, net           $ 332,956,000           $ 1,693,964,000    
Loan, fixed interest rate           7.70%           7.70%    
Principal balance           $ 368,000,000                
Loan, basis spread rate           4.10%                
Remaining balance           $ 75,000,000                
Non-recourse loan amount           $ 332,956,000           $ 1,693,964,000    
Debt instrument, term           5 years                
Principal balance increased           $ 110,000,000                
Non-recourse open-air centers and outparcels loan           $ 442,956,000           $ 72,195,000 [3],[4]   $ 75,000,000 [3],[4]
Loan agreement term           5 years                
2032 Non-Recourse Bank Loan | Minimum                            
Debt Instrument [Line Items]                            
Option extension term of debt instrument           1 year                
2032 Non-Recourse Bank Loan | Maximum                            
Debt Instrument [Line Items]                            
Option extension term of debt instrument           2 years                
2032 Non-Recourse Bank Loan | Interest Rate Swap                            
Debt Instrument [Line Items]                            
Loan, fixed interest rate                       7.3975%    
Open Air Centers And Outparcels Loan [Member]                            
Debt Instrument [Line Items]                            
Payments to acquire real estate                 $ 7,107,000   $ 7,107,000      
Secured Term Loan                            
Debt Instrument [Line Items]                            
Payments to acquire real estate                     $ 41,116,000      
Loan amount paid               $ 41,116,000            
Secured Term Loan | U.S Treasury Securities                            
Debt Instrument [Line Items]                            
Loan amount paid                   $ 634,009,000        
Non-recourse Secured Mall Loan Due 2031                            
Debt Instrument [Line Items]                            
Mortgage and other indebtedness, net                   $ 425,000,000        
Loan, fixed interest rate                   7.40%        
Non-recourse loan amount                   $ 425,000,000        
Debt instrument, term                   5 years        
Loan agreement term                   5 years        
Non-recourse Secured Lifestyle Centers Loan Due 2032                            
Debt Instrument [Line Items]                            
Mortgage and other indebtedness, net                   $ 176,080,000        
Loan, basis spread rate                   410.00%        
Non-recourse loan amount                   $ 176,080,000        
Debt instrument, term                   5 years        
Non-recourse open-air centers and outparcels loan                       $ 176,080,000    
Loan agreement term                   5 years        
Non-recourse Secured Lifestyle Centers Loan Due 2032 | Minimum                            
Debt Instrument [Line Items]                            
Option extension term of debt instrument                   2 years        
Non-recourse Secured Lifestyle Centers Loan Due 2032 | Maximum                            
Debt Instrument [Line Items]                            
Option extension term of debt instrument                   1 year        
Non-recourse Secured Term Loan                            
Debt Instrument [Line Items]                            
Mortgage and other indebtedness, net                   $ 21,000,000        
Loan, fixed interest rate                   6.46%        
Non-recourse loan amount                   $ 21,000,000        
Debt instrument, term                   5 years        
Loan agreement term                   5 years        
Non-recourse Secured Term Loan | Fayette Mall                            
Debt Instrument [Line Items]                            
Mortgage and other indebtedness, net       $ 97,500,000                    
Loan, fixed interest rate       7.25%                    
Non-recourse loan amount       $ 97,500,000                    
Debt instrument, term       5 years                    
Loan agreement term       5 years                    
Non-recourse Secured Term Loan | West County Center | Subsequent Event                            
Debt Instrument [Line Items]                            
Mortgage and other indebtedness, net $ 135,000,000   $ 135,000,000                      
Loan, fixed interest rate     7.39%                      
Non-recourse loan amount $ 135,000,000   $ 135,000,000                      
Debt instrument, term 5 years   5 years                      
Loan agreement term 5 years   5 years                      
Non-recourse Secured Term Loan | Northwoods Mall                            
Debt Instrument [Line Items]                            
Mortgage and other indebtedness, net         $ 43,000,000                  
Loan, fixed interest rate         9.12%                  
Non-recourse loan amount         $ 43,000,000                  
Debt instrument, term         5 years                  
Loan agreement term         5 years                  
Non-recourse Secured Term Loan | Hamilton Place                            
Debt Instrument [Line Items]                            
Mortgage and other indebtedness, net       $ 71,900,000                    
Loan, fixed interest rate       6.85%                    
Non-recourse loan amount       $ 71,900,000                    
Debt instrument, term       5 years                    
Loan agreement term       5 years                    
[1] Reflects scheduled principal amortization for the period October 1, 2026 through December 31, 2026.
[2] Represents the aggregate principal balance as of September 30, 2026 of the loans secured by Arbor Place and Parkdale Mall and Parkdale Crossing, which are in default. The loan secured by Parkdale Mall and Parkdale Crossing matured in March 2026 and had a balance of $46,803 as of September 30, 2026. The loan secured by Arbor Place matured in May 2026 and had a balance of $81,615 as of September 30, 2026. The Company anticipates returning Parkdale Mall and Parkdale Crossing and Arbor Place to the lenders in satisfaction of the debt.
[3] The interest rate is a fixed 7.70% for $367,956 of the outstanding loan balance through July 2030, with the remaining loan balance bearing a variable interest rate based on the 30-day SOFR plus 4.10%. The full principal balance will convert to a variable rate after July 2030. The Operating Partnership has an interest rate swap on a notional amount of $32,000 related to the variable portion of the loan to effectively fix the interest rate at 7.3975%.
[4] Weighted-average interest rate excludes amortization of deferred financing costs.