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Basis of Financial Statement Presentation and Summary of Significant Accounting Policies - Part Two (Details) - Jun. 30, 2014 - USD ($)
$ in Millions
Total
Total
Class of Stock [Line Items]    
Fair value of assets held for sale $ 0.2 $ 12.0
Cash proceeds from sale of property $ 0.5 15.1
Affiliated Entity [Member]    
Class of Stock [Line Items]    
Cash proceeds from sale of property   13.9
Gain on sale of Property   $ 2.3