Quarterly report [Sections 13 or 15(d)]

INVESTMENTS IN RENTAL PROPERTIES - Narrative (Details)

v3.25.2
INVESTMENTS IN RENTAL PROPERTIES - Narrative (Details)
$ in Thousands
1 Months Ended 3 Months Ended 6 Months Ended
Apr. 21, 2025
USD ($)
Jul. 23, 2025
USD ($)
Apr. 30, 2025
USD ($)
Jan. 31, 2024
USD ($)
Jun. 30, 2025
USD ($)
Jun. 30, 2025
USD ($)
landParcel
Jun. 30, 2024
USD ($)
Dec. 31, 2024
USD ($)
Real Estate Properties [Line Items]                
Mortgage loan         $ 333,459 $ 333,459    
In-place lease values, related intangibles and other assets, net         9,989 $ 9,989   $ 9,519
Number of developable land parcels | landParcel           4    
Worcester, MA and Morris Plains, NJ | Subsequent Event                
Real Estate Properties [Line Items]                
Proceeds from sale of properties   $ 207,200            
Unconsolidated Joint Venture Office Buildings | The Metropolitan at 40 Park                
Real Estate Properties [Line Items]                
Sale price     $ 500          
Gain on sale of investments         200 $ 200    
Unconsolidated Joint Venture Office Buildings | Lofts At 40 Park Property                
Real Estate Properties [Line Items]                
Sale price       $ 30,300        
Gain on sale of investments             $ 7,100  
Unconsolidated Joint Venture Office Buildings | Urby at Harborside                
Real Estate Properties [Line Items]                
Purchase of unconsolidated joint venture interest $ 38,500              
Mortgage loan $ 181,800              
Unconsolidated Joint Venture Office Buildings | Urby at Harborside | Sable JV Interest Acquisition                
Real Estate Properties [Line Items]                
Assets acquired percentage 15.00%              
Preacquisition equity interest percentage 85.00%              
Transaction costs capitalized $ 2,100              
In-place lease values, related intangibles and other assets, net 2,200              
Mortgages, loans payable and other obligations, net 181,000              
Unconsolidated Joint Venture Office Buildings | Urby at Harborside | Sable JV Interest Acquisition | Land                
Real Estate Properties [Line Items]                
Property, plant and equipment $ 267,300              
Multifamily | PI North - Land                
Real Estate Properties [Line Items]                
Sale price     $ 6,600          
Gain on sale of investments         4,900 4,900    
Mortgage loan         0 0    
Multifamily | Urby at Harborside                
Real Estate Properties [Line Items]                
Mortgage loan         $ 0 $ 0