Components of Changes in Accumulated Other Comprehensive Income (Details) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015		Jun. 30, 2014
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning balance				$ (34.7)		$ 0.2
Other comprehensive income (loss) before reclassifications				(10.4)		4.7
Amounts reclassified to consolidated statement of income		$ (3.3)	$ (0.1)	1.6	[1],[2]	(0.4)	[1],[2]
Tax benefit (expense)				9.4	[3]	0.0
Other comprehensive income (loss)		22.0	5.9	0.6		4.3
Ending balance		(34.1)	4.5	(34.1)		4.5
Foreign Currency Adjustments
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning balance				(16.4)		12.7
Other comprehensive income (loss) before reclassifications				(16.3)		4.5
Amounts reclassified to consolidated statement of income	[1],[2]			0.0		0.0
Tax benefit (expense)				11.6	[3]	0.0
Other comprehensive income (loss)				(4.7)		4.5
Ending balance		(21.1)	17.2	(21.1)		17.2
Defined Benefit Plans
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning balance				(17.7)		(13.0)
Other comprehensive income (loss) before reclassifications				0.0		1.0
Amounts reclassified to consolidated statement of income	[1],[2]			5.2		0.0
Tax benefit (expense)				(1.3)	[3]	(0.3)
Other comprehensive income (loss)				3.9		0.7
Ending balance		(13.8)	(12.3)	(13.8)		(12.3)
Derivative Agreements
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning balance				(0.6)		0.5
Other comprehensive income (loss) before reclassifications				5.9		(0.8)
Amounts reclassified to consolidated statement of income	[1],[2]			(3.6)		(0.4)
Tax benefit (expense)				(0.9)	[3]	0.3
Other comprehensive income (loss)				1.4		(0.9)
Ending balance		$ 0.8	$ (0.4)	$ 0.8		$ (0.4)

[1] Amounts classified to cost of sales and selling, general and administrative expenses.

[2] The Company reclassified a loss of $3.3 and a gain of $0.1 to the consolidated statement of income during the three months ended June 30, 2015 and 2014, respectively.

[3] See Note 18 for a discussion of the tax impact of foreign cash repatriation.