Acquisitions and Dispositions (Tables)

3 Months Ended

Mar. 31, 2012

Summary of Significant Assumptions Utilized in Estimates

	Low		High
Discount rate	7.19	%	8.78	%
Exit capitalization rate	6.09	%	7.40	%
Lease-up period (months)	9		19
Net rental rate per square foot – Industrial	$2.75		$3.59
Net rental rate per square foot – Medical Office	$16.10		$26.14

Other 2012 Acquisitions [Member] [Domain]

Summary of Allocation of Fair Value of Amounts Recognized

Real estate assets	$	130,615
Lease related intangible assets	22,451
Other assets	2,829
Total acquired assets	155,895
Secured debt	18,741
Other liabilities	885
Total assumed liabilities	19,626
Fair value of acquired net assets	$	136,269