Quarterly report pursuant to Section 13 or 15(d)

Investments In Unconsolidated Joint Ventures (Narrative) (Details)

v3.19.3
Investments In Unconsolidated Joint Ventures (Narrative) (Details)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2019
USD ($)
ft²
property
item
Sep. 30, 2018
USD ($)
Sep. 30, 2019
USD ($)
ft²
property
item
Dec. 31, 2018
USD ($)
Schedule of Equity Method Investments [Line Items]        
Carrying Value $ 213,499   $ 213,499 $ 232,750
Number of units | item 208   208  
Amount outstanding $ 487,736   $ 487,736 790,939
Management, leasing, development and other services fees 600 $ 600    
Accounts receivable due from unconsolidated joint ventures 300   300 300
Maximum exposure to loss 153,100   153,100  
Estimated future funding commitments 34,600   34,600  
Unconsolidated Joint Venture Other Property [Member]        
Schedule of Equity Method Investments [Line Items]        
Carrying Value $ 213,499   $ 213,499 $ 232,750
Unconsolidated Joint Venture Office Buildings [Member]        
Schedule of Equity Method Investments [Line Items]        
Number of properties | property 2   2  
Area of property (in square feet) | ft² 200,000   200,000  
Unconsolidated Joint Venture Retail Buildings [Member]        
Schedule of Equity Method Investments [Line Items]        
Number of properties | property 2   2  
Area of mixed use project (in square feet) | ft²     81,700  
Unconsolidated Joint Venture Multi-Family Properties [Member]        
Schedule of Equity Method Investments [Line Items]        
Number of properties | property 7   7  
Number of units | item 2,611   2,611  
Unconsolidated Joint Venture Hotel [Member]        
Schedule of Equity Method Investments [Line Items]        
Number of units | item 351   351  
Unconsolidated Joint Venture Development Projects [Member]        
Schedule of Equity Method Investments [Line Items]        
Number of units | item 360   360  
Unconsolidated Joint Venture Land Parcels [Member]        
Schedule of Equity Method Investments [Line Items]        
Number of units | item 3,738   3,738  
Unconsolidated Joint Ventures [Member] | Guarantee of Indebtedness of Others [Member]        
Schedule of Equity Method Investments [Line Items]        
Maximum borrowing capacity $ 318,000   $ 318,000  
Amount outstanding 220,400   220,400  
Unconsolidated Joint Ventures [Member] | Parent Company [Member] | Guarantee of Indebtedness of Others [Member]        
Schedule of Equity Method Investments [Line Items]        
Maximum guaranteed amount 34,600   34,600  
Guaranteed amount $ 24,800   $ 24,800  
Minimum [Member]        
Schedule of Equity Method Investments [Line Items]        
Percentage of interest in venture 20.00%   20.00%  
Maximum [Member]        
Schedule of Equity Method Investments [Line Items]        
Percentage of interest in venture 85.00%   85.00%  
Variable Interest Entity [Member]        
Schedule of Equity Method Investments [Line Items]        
Carrying Value $ 118,500   $ 118,500  
Number of VIEs | property 4   4