Organization and Description of Business (Details) (USD $) In Billions, unless otherwise specified	Jun. 30, 2013
Significant Acquisitions and Disposals
Purchased property inception to current date	$ 2.7
Medical Office Building
Significant Acquisitions and Disposals
Number of real estate properties	250
Healthcare Industry Facilities
Significant Acquisitions and Disposals
Number of real estate properties	19

Inception to Date, Business Acquisition, Purchase Price Allocation, Property

No definition available.

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