Real Estate Transaction (Tables)
9 Months Ended
Sep. 30, 2011
Real Estate Transaction [Abstract] 
Summary Of Real Estate Property
     
# of
Rentable
Investment by
Date
Property/Address
Location
Bldgs.
Square Feet
Company (a)
05/01/11
55 Corporate Drive
Bridgewater, New Jersey
1
204,057
$46,340
         
Total Properties Commencing Initial Operations:
 
1
204,057
$46,340
         
(a)Amount is as of September 30, 2011.