v3.26.1
Notes Payable, Bank Credit Facility, Interest and Amortization of Deferred Debt Costs - Narrative (Details)
$ in Thousands
 3 Months Ended 6 Months Ended 12 Months Ended
May 07, 2026
USD ($)
Apr. 28, 2026
USD ($)
Mar. 26, 2026
USD ($)
Jun. 30, 2026
USD ($)
Jun. 30, 2026
USD ($)
Dec. 31, 2025
USD ($)
Oct. 01, 2030
Oct. 01, 2027
Aug. 23, 2022
USD ($)
swap
Debt Instrument [Line Items]                  
Principal amount       $ 1,627,635 $ 1,627,635 $ 1,600,000      
Notes payable, principal balance       1,500,000 1,500,000 1,440,000      
Debt outstanding with variable-rate       129,000 129,000 189,000      
Carrying value of properties collateralizing mortgage notes       1,600,000 1,600,000 1,600,000      
Debt outstanding with fixed-rate           1,400,000      
Revolving credit facility payable, net       85,281 85,281 144,678      
Long-term debt       1,604,142 1,604,142        
Number of interest rate swaps | swap                 2
Unamortized deferred debt costs       23,493 23,493 24,000      
Debt issuance costs amortization       10,900 10,900 $ 9,900      
Thruway Mortgage                  
Debt Instrument [Line Items]                  
Principal amount       68,000 68,000        
Long-term debt       17,500 $ 17,500        
Twinbrook Quarter                  
Debt Instrument [Line Items]                  
Guarantor obligations, liquidation proceeds, percentage (as a percent)         100.00%        
Twinbrook Quarter                  
Debt Instrument [Line Items]                  
Long-term debt       143,400 $ 143,400        
Hampden House                  
Debt Instrument [Line Items]                  
Guarantor obligations, liquidation proceeds, percentage (as a percent)         100.00%        
Guarantor obligations, current carrying value       26,600 $ 26,600        
Undrawn loan proceeds funded into escrow amount       12,800          
Escrow balance       11,800 11,800        
Guarantor obligations, maximum exposure       133,000 $ 133,000        
Term Loan                  
Debt Instrument [Line Items]                  
Interest rate spread (as a percent)         1.45% 1.35%      
Unsecured Revolving Credit Facility                  
Debt Instrument [Line Items]                  
Line of credit facility, remaining borrowing capacity       158,100 $ 158,100 $ 96,200      
Revolving credit facility payable, net       229,000 229,000 289,000      
Letter of Credit                  
Debt Instrument [Line Items]                  
Revolving credit facility payable, net       464 $ 464 $ 185      
Revolving Credit Facility                  
Debt Instrument [Line Items]                  
Interest rate spread (as a percent)         1.50% 1.40%      
Line of Credit                  
Debt Instrument [Line Items]                  
Line of credit facility, maximum borrowing capacity       600,000 $ 600,000 $ 600,000      
Line of Credit | Revolving Credit Facility                  
Debt Instrument [Line Items]                  
Line of credit facility, maximum borrowing capacity       460,000 460,000 460,000      
Line of Credit | Term Loan                  
Debt Instrument [Line Items]                  
Line of credit facility, maximum borrowing capacity       140,000 140,000 $ 140,000      
Line of Credit | Revolving Credit Facility                  
Debt Instrument [Line Items]                  
Line of credit facility, maximum borrowing capacity       460,000 460,000        
Revolving credit facility payable, net       $ 89,000 $ 89,000        
Mortgages | Severna Park Shopping Center Mortgage                  
Debt Instrument [Line Items]                  
Long-term debt, term (in years) 15 years                
Debt instrument, face amount $ 40,000                
Loan fixed interest rate (as percent) 5.80%                
Debt Instrument, Periodic Payment $ 252,900                
Amortization schedule (in years) 25 years                
Debt instrument, payment at maturity $ 23,200                
Long-term debt $ 20,800                
Mortgages | Clarendon Center Mortgage                  
Debt Instrument [Line Items]                  
Long-term debt, term (in years)   15 years              
Debt instrument, face amount   $ 105,000              
Loan fixed interest rate (as percent)   6.27%              
Debt Instrument, Periodic Payment   $ 694              
Amortization schedule (in years)   25 years              
Debt instrument, payment at maturity   $ 62,400              
Long-term debt   $ 70,000              
Mortgages | Great Falls Center Mortgage                  
Debt Instrument [Line Items]                  
Long-term debt, term (in years)     3 years 6 months            
Debt instrument, face amount     $ 8,500            
Loan fixed interest rate (as percent)     5.47%            
Debt Instrument, Periodic Payment     $ 52            
Amortization schedule (in years)     25 years            
Debt instrument, payment at maturity     $ 8,000            
Secured Debt | Term Loan                  
Debt Instrument [Line Items]                  
Line of credit facility, maximum borrowing capacity                 $ 100,000
Secured Debt | Term Loan | Agreement Ending October 1, 2027                  
Debt Instrument [Line Items]                  
Derivative, notional amount                 50,000
Secured Debt | Term Loan | Agreement Ending October 1, 2027 | Forecast                  
Debt Instrument [Line Items]                  
Derivative, fixed interest rate (as a percent)               2.96%  
Secured Debt | Term Loan | Agreement Ending October 1, 2030                  
Debt Instrument [Line Items]                  
Derivative, notional amount                 $ 50,000
Secured Debt | Term Loan | Agreement Ending October 1, 2030 | Forecast                  
Debt Instrument [Line Items]                  
Derivative, fixed interest rate (as a percent)             2.91%