Annual report pursuant to Section 13 and 15(d)

Summary Of Significant Accounting Policies (Schedule Of Activity In Noncontrolling Interest) (Details)

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Summary Of Significant Accounting Policies (Schedule Of Activity In Noncontrolling Interest) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Summary Of Significant Accounting Policies [Abstract]    
Beginning balance noncontrolling interests - consolidated joint venture $ 13,082 $ 13,082
Net income attributable to noncontrolling interests - consolidated joint venture 567 1,360
Distributions (567) (1,360)
Additional investment in Locke Sovran II, LLC (13,082)  
Ending balance noncontrolling interests - consolidated joint venture   $ 13,082