Components of Changes in Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019		Jun. 30, 2018
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning balance				$ (53.6)		$ (36.4)
Adoption of new accounting pronouncement						(0.6)
Other comprehensive income (loss) before reclassifications				(23.7)		(14.1)
Amounts reclassified to consolidated statement of income		$ (2.9)	$ (0.1)	2.9	[1],[2]	(0.0)	[1],[2]
Tax benefit (expense)				6.0		1.8
Other comprehensive income (loss)				(14.8)		(12.3)
Ending balance		(68.4)	(49.3)	(68.4)		(49.3)
Foreign Currency Adjustments
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning balance				(42.5)		(31.6)
Adoption of new accounting pronouncement						(0.3)
Other comprehensive income (loss) before reclassifications				1.0		(6.4)
Amounts reclassified to consolidated statement of income	[1],[2]			1.9		(0.0)
Tax benefit (expense)				(0.0)		(0.0)
Other comprehensive income (loss)				2.9		(6.4)
Ending balance		(39.6)	(38.3)	(39.6)		(38.3)
Defined Benefit Plans
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning balance				0.9		(0.6)
Adoption of new accounting pronouncement						0.1
Other comprehensive income (loss) before reclassifications				0.0		0.0
Amounts reclassified to consolidated statement of income	[1],[2]			(0.0)		(0.0)
Tax benefit (expense)				(0.0)		(0.0)
Other comprehensive income (loss)				0.0		0.0
Ending balance		0.9	(0.5)	0.9		(0.5)
Derivative Agreements
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning balance				(12.0)		(4.2)
Adoption of new accounting pronouncement						(0.4)
Other comprehensive income (loss) before reclassifications				(24.7)		(7.7)
Amounts reclassified to consolidated statement of income	[1],[2]			1.0		(0.0)
Tax benefit (expense)				6.0		1.8
Other comprehensive income (loss)				(17.7)		(5.9)
Ending balance		$ (29.7)	$ (10.5)	$ (29.7)		$ (10.5)

[1] The Company reclassified a loss of $2.9 and a loss of $0.1 to the condensed consolidated statement of income during the three months ended June 30, 2019 and 2018, respectively.

[2] Amounts reclassified to cost of sales, selling, general and administrative expenses or interest expense.