Summary Of Significant Accounting Policies (Useful Lives Of Related Real Estate And Other Assets) (Details) (Medical Properties Trust, Inc. [Member])	12 Months Ended
	Dec. 31, 2011 years
Building And Improvements [Member]
Summary Of Significant Accounting Policies [Line Items]
Weighted average useful lives of related real estate and other assets, years	37.4
Tenant Lease Intangibles [Member]
Summary Of Significant Accounting Policies [Line Items]
Weighted average useful lives of related real estate and other assets, years	14.1
Tenant Improvements [Member]
Summary Of Significant Accounting Policies [Line Items]
Weighted average useful lives of related real estate and other assets, years	5.4
Furniture, Equipment And Other [Member]
Summary Of Significant Accounting Policies [Line Items]
Weighted average useful lives of related real estate and other assets, years	9.3