Shareholders' Equity Shareholders' Equity - Accumulated Other Comprehensive Loss (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014		Mar. 31, 2013
Accumulated Other Comprhensive Income (Loss) [Roll Forward]
Balance as of December 31, 2013	$ (62.8)
Other comprehensive loss before reclassifications, net of tax	(4.4)	[1]
Amounts reclassified from accumulated other comprehensive loss, net of tax	(0.4)
Net current-period other comprehensive loss	(4.8)
Balance as of March 31, 2014	(67.6)
Income tax (benefit) expense for gains on derivative financial instruments	(0.5)
Income tax provision	0		0.4
Selling, general and administrative	43.4		49.3
Restructuring and other	(2.1)		(2.1)
Defined Benefit Plans
Accumulated Other Comprhensive Income (Loss) [Roll Forward]
Balance as of December 31, 2013	(11.6)
Other comprehensive loss before reclassifications, net of tax	0
Amounts reclassified from accumulated other comprehensive loss, net of tax	(0.1)
Net current-period other comprehensive loss	(0.1)
Balance as of March 31, 2014	(11.7)
Foreign Currency Translation
Accumulated Other Comprhensive Income (Loss) [Roll Forward]
Balance as of December 31, 2013	(53.6)
Other comprehensive loss before reclassifications, net of tax	(3.5)	[1]
Amounts reclassified from accumulated other comprehensive loss, net of tax	0
Net current-period other comprehensive loss	(3.5)
Balance as of March 31, 2014	(57.1)
(Gains) Losses on cash flow hedges
Accumulated Other Comprhensive Income (Loss) [Roll Forward]
Balance as of December 31, 2013	2.4
Other comprehensive loss before reclassifications, net of tax	(0.9)	[1]
Amounts reclassified from accumulated other comprehensive loss, net of tax	(0.3)
Net current-period other comprehensive loss	(1.2)
Balance as of March 31, 2014	1.2
Reclassification out of Accumulated Other Comprehensive Income
Accumulated Other Comprhensive Income (Loss) [Roll Forward]
Reclassification for the period, net of tax	(0.4)
Reclassification out of Accumulated Other Comprehensive Income | Defined Benefit Plans
Accumulated Other Comprhensive Income (Loss) [Roll Forward]
Income tax provision	0.2
Reclassification for the period, net of tax	(0.1)
Selling, general and administrative	0.3
Restructuring and other	(0.6)
Reclassification out of Accumulated Other Comprehensive Income | (Gains) Losses on cash flow hedges
Accumulated Other Comprhensive Income (Loss) [Roll Forward]
Cost of goods sold	(0.5)
Income tax provision	0.2
Reclassification for the period, net of tax	$ (0.3)

[1] Income tax benefit of $0.5 million was recorded for unrealized losses on derivative financial instruments for the three months ended March 31, 2014.