Quarterly report [Sections 13 or 15(d)]

INVESTMENTS IN UNCONSOLIDATED JOINT VENTURES - Schedule of Company's Equity In Earnings (Loss) of Unconsolidated Joint Ventures (Details)

v3.26.1
INVESTMENTS IN UNCONSOLIDATED JOINT VENTURES - Schedule of Company's Equity In Earnings (Loss) of Unconsolidated Joint Ventures (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Apr. 30, 2025
Schedule of Equity Method Investments [Line Items]      
Equity in earnings (losses) of unconsolidated joint ventures $ 460 $ 3,842  
Amortization of basis difference 100 200  
Multifamily | Metropolitan at 40 Park      
Schedule of Equity Method Investments [Line Items]      
Equity in earnings (losses) of unconsolidated joint ventures 0 (249)  
Multifamily | RiverTrace at Port Imperial      
Schedule of Equity Method Investments [Line Items]      
Equity in earnings (losses) of unconsolidated joint ventures 141 160  
Multifamily | The Capstone at Port Imperial      
Schedule of Equity Method Investments [Line Items]      
Equity in earnings (losses) of unconsolidated joint ventures 261 161  
Multifamily | Riverpark at Harrison      
Schedule of Equity Method Investments [Line Items]      
Equity in earnings (losses) of unconsolidated joint ventures 54 54  
Multifamily | Station House      
Schedule of Equity Method Investments [Line Items]      
Equity in earnings (losses) of unconsolidated joint ventures 4 (11)  
Multifamily | Urby at Harborside      
Schedule of Equity Method Investments [Line Items]      
Equity in earnings (losses) of unconsolidated joint ventures $ 0 $ 3,727  
Unconsolidated Joint Venture Office Buildings | Urby at Harborside | Sable JV Interest Acquisition      
Schedule of Equity Method Investments [Line Items]      
Assets acquired percentage     15.00%