Acquisitions and Dispositions (Details 5) (Oklahoma City, Oklahoma Acquisition, USD $)
0 Months Ended
Sep. 30, 2013
Acquisitions  
Ownership interest held by acquiree (as a percent) 1.00%
Initial acquisition accounting  
Land $ 1,300,000
Building and improvements 12,700,000
Total 15,600,000
In-place leases
 
Acquisitions  
Average remaining lease term 10 years
Initial acquisition accounting  
In-place leases 1,600,000
Outpatient care building
 
Acquisitions  
Area of property (in square feet) 52,000
Acquisition price $ 15,600,000
Leased facility, annual rent escalations (as a percent) 2.00%