Quarterly report pursuant to Section 13 or 15(d)

Properties, net (Details 2)

 v2.3.0.11
Properties, net (Details 2) (USD $)
In Thousands
Jun. 30, 2011
Dec. 31, 2010
Properties    
Properties under construction or development $ 656,321 $ 642,682
Projects under construction or development | Land, development
   
Properties    
Properties under construction or development 248,647 256,487
Projects under construction or development | Construction in progress, excluding land
   
Properties    
Properties under construction or development $ 407,674 $ 386,195