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Property and Equipment, Net (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Property, Plant and Equipment [Line Items]      
Property and equipment, gross $ 3,677.2 $ 3,352.5  
Less: accumulated depreciation and amortization (1,009.8) (930.5)  
Property and equipment, net 2,667.4 2,422.0  
Interest costs capitalized 0.9 1.2 $ 0.7
Land [Member]      
Property, Plant and Equipment [Line Items]      
Property and equipment, gross 1,178.4 1,090.4  
Buildings and improvements [Member]      
Property, Plant and Equipment [Line Items]      
Property and equipment, gross 1,856.6 1,683.4  
Furniture, fixtures, and equipment [Member]      
Property, Plant and Equipment [Line Items]      
Property and equipment, gross $ 642.2 $ 578.7