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Summary Of Significant Accounting Policies and Recent Accounting Pronouncements Summary of Significant Accounting Policies and Recent Accounting Pronouncements (Revenues from below market leases and Expenses from In-place leases) (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Accounting Policies [Abstract]        
Document Fiscal Year Focus     2014  
Revenues related to below market leases $ 0 $ 0.3 $ 0.2 $ 0.7
Amortization of in-place leases $ 0.2 $ 1.2 $ 1.2 $ 3.1