Other Comprehensive Income (Details 2) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013 country	Sep. 30, 2012	Sep. 30, 2013 country	Sep. 30, 2012	Dec. 31, 2012
Defined benefit pension and other postretirement plans:
Amortization of net prior service cost	$ (0.2)	$ (0.2)	$ (0.6)	$ (0.6)
Amortization of net deferred actuarial loss	(11.5)	(10.2)	(34.8)	(30.7)
Total before tax	(11.7)	(10.4)	(35.4)	(31.3)
Tax (expense) benefit	4.0	3.6	12.0	10.7
Net of tax	(7.7)	(6.8)	(23.4)	(20.6)
Gain (loss) from hedging activities
Total before tax	0.1	(0.7)	1.0	(5.3)
Tax (expense) benefit	0	0.3	(0.2)	1.9
Net of tax	0.1	(0.4)	0.8	(3.4)
Amounts reclassified from accumulated other comprehensive loss, Total	(7.6)	(7.2)	(22.6)	(24.0)
Net deferred actuarial loss, net of tax	542.5		542.5		640.5
Net prior service cost, net of tax	1.0		1.0		1.3
Number of countries in which the entity has operations	40		40
Cash Flow Hedging [Member]
Gain (loss) from hedging activities
Gain (loss) from hedging activities	0.1	(0.7)	1.0	(5.3)
Cash Flow Hedging [Member] | Foreign Exchange Contract [Member] | Other Income(Expense) [Member]
Gain (loss) from hedging activities
Gain (loss) from hedging activities	0.5		1.3
Cash Flow Hedging [Member] | Foreign Exchange Contract [Member] | Cost of Sales [Member]
Gain (loss) from hedging activities
Gain (loss) from hedging activities	(0.1)	0.6	(0.2)	0.4
Cash Flow Hedging [Member] | Commodity Contract [Member] | Cost of Sales [Member]
Gain (loss) from hedging activities
Gain (loss) from hedging activities	$ (0.3)	$ (1.3)	$ (0.1)	$ (5.7)