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Property and Equipment - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Property, Plant and Equipment [Line Items]    
Depreciation expense $ 98.3 $ 55.9
Interest capitalized 0.0 0.0
Property and equipment - Master Leases    
Property, Plant and Equipment [Line Items]    
Depreciation expense $ 48.6 $ 23.3