Other Income and Expense (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Other income and expense [Line Items]
Other income (expense), net	$ (29.7)	$ 0.9	$ (6.5)
Bridge facility fees
Other income and expense [Line Items]
Other income (expense), net	(63.4)	(6.9)	0.0
Gain on sale of non-operating asset
Other income and expense [Line Items]
Other income (expense), net	20.5	0.8	0.0
Gain (loss) from foreign exchange and derivatives
Other income and expense [Line Items]
Other income (expense), net	10.0	6.2	(6.6)
Other income (expense), net
Other income and expense [Line Items]
Other income (expense), net	$ 3.2	$ 0.8	$ 0.1