Derivatives (Details 4) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2011
Cash Flow Hedging [Member]
Effect of Derivative Instruments on Consolidated Statements of Operations
Amount of Loss (Gain) Reclassified from AOCI into Income (Effective Portion)	$ 4.2		$ 7.9		$ (9.6)
Cash Flow Hedging [Member] | Cost of Goods Sold [Member] | Commodity Futures Contracts [Member]
Effect of Derivative Instruments on Consolidated Statements of Operations
Amount of Loss (Gain) Reclassified from AOCI into Income (Effective Portion)	4.2	[1]	6.0	[1]	(12.1)	[1]
Cash Flow Hedging [Member] | Interest Expense Net [Member] | Interest Rate Swap [Member]
Effect of Derivative Instruments on Consolidated Statements of Operations
Amount of Loss (Gain) Reclassified from AOCI into Income (Effective Portion)	0	[2]	1.9	[2]	2.5	[2]
Cash Flow Hedging [Member] | Other Expense [Member] | Commodity Futures Contracts [Member]
Effect of Derivative Instruments on Consolidated Statements of Operations
Amount of (Gain) Loss Recognized in Income on Derivatives (Ineffective Portion)	0.2	[3]	(0.1)	[3]	0.1	[3]
Not Designated as Hedging Instrument [Member]
Effect of Derivative Instruments on Consolidated Statements of Operations
Amount of Loss (Gain) Recognized in Income on Derivatives	1.3		(0.1)		3.8
Not Designated as Hedging Instrument [Member] | Other Expense [Member] | Commodity Futures Contracts [Member]
Effect of Derivative Instruments on Consolidated Statements of Operations
Amount of Loss (Gain) Recognized in Income on Derivatives	1.2	[3]	(0.5)	[3]	3.5	[3]
Not Designated as Hedging Instrument [Member] | Other Expense [Member] | Foreign Currency Forward Contracts [Member]
Effect of Derivative Instruments on Consolidated Statements of Operations
Amount of Loss (Gain) Recognized in Income on Derivatives	$ 0.1	[3]	$ 0.4	[3]	$ 0.3	[3]

[1] The loss (gain) was recorded in Cost of goods sold in the accompanying Consolidated Statements of Operations.

[2] The loss was recorded in Interest expense, net in the accompanying Consolidated Statements of Operations.

[3] The loss (gain) was recorded in Losses and other expenses, net in the accompanying Consolidated Statements of Operations.