Financial Instruments - Income Statement (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014
Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income, Effective Portion, Net [Abstract]
Accumulated other comprehensive income (loss), cumulative changes in net gain (loss) from cash flow hedges, before tax	$ (1.4)		$ (1.4)		$ 1.5
Gain (loss) expected to be reclassified in one year or less			2.1
Foreign currency
Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income, Effective Portion, Net [Abstract]
Accumulated other comprehensive income (loss), cumulative changes in net gain (loss) from cash flow hedges, before tax	2.5		2.5		1.3
Gain (loss) expected to be reclassified in one year or less			2.4
Foreign currency | Sales
Derivatives Designated As Net Investment Hedges Under Topic 815 Abstract
Gain (loss) reclassified from accumulated OCI into net income, effective portion, net	(1.3)	$ 0.7	(1.6)	$ 2.0
Foreign currency | Cost of goods sold
Derivatives Designated As Net Investment Hedges Under Topic 815 Abstract
Gain (loss) reclassified from accumulated OCI into net income, effective portion, net	1.8	0.2	5.6	(1.6)
Foreign currency | SG&A expense
Derivatives Designated As Net Investment Hedges Under Topic 815 Abstract
Gain (loss) recognized in net income, ineffective portion and amount excluded from effectiveness testing, net	0.0	(0.1)	0.1	(0.1)
Foreign currency | SG&A expense
Derivatives Designated As Net Investment Hedges Under Topic 815 Abstract
Gain (loss) reclassified from accumulated OCI into net income, effective portion, net		(0.2)		(0.6)
Gain (loss) recognized in net income, ineffective portion and amount excluded from effectiveness testing, net		$ 0.1	(0.4)	$ 0.2
Foreign currency | SG&A expense
Derivatives Designated As Net Investment Hedges Under Topic 815 Abstract
Gain (loss) recognized in net income, ineffective portion and amount excluded from effectiveness testing, net
Commodity contracts
Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income, Effective Portion, Net [Abstract]
Accumulated other comprehensive income (loss), cumulative changes in net gain (loss) from cash flow hedges, before tax	(0.3)		(0.3)		0.0
Gain (loss) expected to be reclassified in one year or less			(0.3)
Commodity contracts | Cost of goods sold
Derivatives Designated As Net Investment Hedges Under Topic 815 Abstract
Gain (loss) reclassified from accumulated OCI into net income, effective portion, net	(0.1)		(0.1)
Cross-currency swap | Interest expense
Derivatives Designated As Net Investment Hedges Under Topic 815 Abstract
Gain (loss) reclassified from accumulated OCI into net income, effective portion, net	0.4		0.4
Gain (loss) recognized in net income, ineffective portion and amount excluded from effectiveness testing, net		$ 0.4		$ 1.0
Net investment hedge
Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income, Effective Portion, Net [Abstract]
Accumulated other comprehensive income (loss), cumulative changes in net gain (loss) from cash flow hedges, before tax	$ (3.6)		(3.6)		$ 0.2
Gain (loss) expected to be reclassified in one year or less			$ 0.0