Annual report pursuant to Section 13 and 15(d)

Noncontrolling Interests In Subsidiaries (Narrative) (Details)

v3.3.1.900
Noncontrolling Interests In Subsidiaries (Narrative) (Details)
$ in Millions
12 Months Ended
Dec. 31, 2015
USD ($)
property
shares
Dec. 31, 2014
Noncontrolling Interest [Line Items]    
Number of common shares received upon redemption of common units | shares 1  
Rebalance of ownership percentage | $ $ 0.4  
Percentage of noncontrolling interest 10.50% 11.10%
Participation Rights [Member]    
Noncontrolling Interest [Line Items]    
Number of properties 3  
Excess net cash flow remaining after the distribution to the Company 50.00%  
Internal rate of return 10.00%  
Future Developments [Member] | Participation Rights [Member]    
Noncontrolling Interest [Line Items]    
Number of properties 1