Reclassification Out of Accumulated Other Comprehensive Income Reclassification Out of Accumulated Other Comprehensive Income (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Schedule of Equity Method Investments [Line Items]
Amortization of prior service credit, net of tax	$ 7.1	$ 3.9	$ 7.4
Amortization of net actuarial gain, net of tax	30.0	6.1	1.0
Total reclassification, net of tax - pension and postretirement benefits	37.1	54.1	8.4
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Net of Tax	(0.8)	10.3	8.9
Total reclassification, net of tax	36.3	64.4	17.3
Commodity Contract [Member]
Schedule of Equity Method Investments [Line Items]
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Net of Tax	0.4	1.9	3.8
Foreign Exchange Contract [Member]
Schedule of Equity Method Investments [Line Items]
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Net of Tax	(1.2)	8.4	5.1
Other Postretirement Benefit Plans, Defined Benefit [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]
Schedule of Equity Method Investments [Line Items]
Other Comprehensive (Income)Loss, Reclassification adjustment from AOCI Related To Prior Service Credit & Net Actuarial Gains Due To Curtailment	$ 0	$ 44.1	$ 0