Derivative Instruments - Derivative Contracts Designated as Hedging Instruments (Details) - Derivatives designated as hedging instruments: - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Amount of loss recognized in Other Comprehensive Income for the year ended December 31,	$ 9.6	$ 12.5	$ 0.2
Amount of loss reclassified from Accumulated Other Comprehensive Income into income for the year ended December 31,	11.9	0.0	0.0
Interest rate swaps
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Amount of loss recognized in Other Comprehensive Income for the year ended December 31,	9.6	12.5	0.0
Interest rate swaps | Interest expense, net
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Amount of loss reclassified from Accumulated Other Comprehensive Income into income for the year ended December 31,	11.9	0.0	0.0
Foreign exchange contracts
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Amount of loss recognized in Other Comprehensive Income for the year ended December 31,	0.0	0.0	0.2
Foreign exchange contracts | Foreign exchange loss
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Amount of loss reclassified from Accumulated Other Comprehensive Income into income for the year ended December 31,	$ 0.0	$ 0.0	$ 0.0