Quarterly report pursuant to Section 13 or 15(d)

Investments In Unconsolidated Joint Ventures (Narrative) (Details)

v3.19.2
Investments In Unconsolidated Joint Ventures (Narrative) (Details)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2019
USD ($)
ft²
item
property
Jun. 30, 2018
USD ($)
Jun. 30, 2019
USD ($)
ft²
item
property
Dec. 31, 2018
USD ($)
Schedule of Equity Method Investments [Line Items]        
Carrying Value $ 215,957   $ 215,957 $ 232,750
Amount outstanding 424,180   424,180 790,939
Management, leasing, development and other services fees 500 $ 600    
Accounts receivable due from unconsolidated joint ventures 200   200 200
Maximum exposure to loss 155,500   155,500  
Estimated future funding commitments 35,800   35,800  
Unconsolidated Joint Venture Other Property [Member]        
Schedule of Equity Method Investments [Line Items]        
Carrying Value $ 215,957   $ 215,957 $ 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 $ 317,100   $ 317,100  
Amount outstanding 211,200   211,200  
Unconsolidated Joint Ventures [Member] | Parent Company [Member] | Guarantee of Indebtedness of Others [Member]        
Schedule of Equity Method Investments [Line Items]        
Maximum guaranteed amount 35,800   35,800  
Guaranteed amount $ 25,200   $ 25,200  
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 $ 119,700   $ 119,700  
Number of VIEs | property 4   4