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Property and Equipment - Additional Information (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Property, Plant and Equipment [Line Items]      
Depreciation $ 466.0 $ 203.0 $ 35.8
Capital leases, net 100.1 57.7  
Property, plant and equipment, net book value 2,537.4 2,852.2  
Software Development      
Property, Plant and Equipment [Line Items]      
Property, plant and equipment, net book value $ 132.1 $ 122.8