Quarterly report pursuant to Section 13 or 15(d)

Recent Transactions (Consolidation) (Narrative) (Details)

v3.19.3
Recent Transactions (Consolidation) (Narrative) (Details)
3 Months Ended 9 Months Ended
Jan. 31, 2019
USD ($)
item
Jan. 30, 2019
USD ($)
Sep. 30, 2018
USD ($)
Sep. 30, 2019
USD ($)
item
Sep. 30, 2018
USD ($)
Dec. 31, 2018
USD ($)
Real Estate Properties [Line Items]            
Number of units | item       208    
Purchase price of property       $ 109,338,000 $ 132,252,000  
Gain on change of control of interests     $ 14,217,000 13,790,000 $ 14,217,000  
Issuance of loan       43,300,000    
Loan balance       3,151,561,000   $ 2,792,651,000
Noncontrolling interest's fair value       $ 221,598,000   $ 210,523,000
Unconsolidated Joint Venture Multi-Family Properties [Member]            
Real Estate Properties [Line Items]            
Number of units | item       2,611    
Unconsolidated Joint Venture Multi-Family Properties [Member] | Marbella Tower Urban Renewal Associates LLC [Member]            
Real Estate Properties [Line Items]            
Percentage of interest in venture   24.27%        
Percentage of additional interest acquired 50.00% 50.00%        
Number of units | item 311          
Purchase price of property $ 77,500,000          
Mortgage loan, maturity month and year       August 2026    
Spread over LIBOR 4.20%          
Mortgage loan $ 117,000,000 $ 74,700,000        
Gain on change of control of interests       $ 13,800,000    
Repayment of mortgage loans $ 74,700,000          
Loan balance       15,300,000    
Noncontrolling interest's fair value       $ 13,700,000