v3.26.1
NONCONTROLLING INTERESTS (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Noncontrolling interests    
Minimum holding period prior to redemption (in years) 1 year  
Redeemable noncontrolling interests in the Operating Partnership    
Redeemable noncontrolling interests in the Operating Partnership and DownREIT Partnership, at beginning of year $ 859,966  
Mark-to-market adjustment to redeemable noncontrolling interests in the Operating Partnership and DownREIT Partnership (46,324) $ 46,612
Conversion of OP Units/DownREIT Units to Common Stock or Cash (3,348)  
Net income/(loss) attributable to redeemable noncontrolling interests in the Operating Partnership and DownREIT Partnership 13,061 5,339
Distributions to redeemable noncontrolling interests in the Operating Partnership and DownREIT Partnership (10,278)  
Redeemable Long-Term and Short-Term Incentive Plan Units 6,626  
Allocation of other comprehensive income/(loss) 50  
Redeemable noncontrolling interests in the Operating Partnership and DownREIT Partnership, at end of year 819,753  
Net (income)/loss attributable to noncontrolling interests (12) (12)
Maximum    
Redeemable noncontrolling interests in the Operating Partnership    
Net (income)/loss attributable to noncontrolling interests $ (100) $ (100)