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Organization, Properties, Basis of Presentation, Financial Instruments and Recent Accounting Standards (Tables)
3 Months Ended
Mar. 31, 2013
Organization, Properties, Basis of Presentation, Financial Instruments and Recent Accounting Standards  
Summary of the entity's investment in real estate assets, excluding assets held for sale

 

 

 

 

As of March 31,

 

 

 

 

2013

 

 

 

2012

 

Commercial real estate:

 

 

 

 

 

 

 

 

Number of properties

 

 

37

 

 

 

36

 

Rentable square feet

 

 

7,856,859

 

 

 

7,052,068