Derivatives (Details 3) (Cash Flow Hedging [Member], USD $) In Millions	3 Months Ended	6 Months Ended
Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Amount of Loss or (Gain) Reclassified from AOCI into Income (Effective Portion):
Effective portion	$ (4.1)	$ (4.2)	$ (8.7)	$ (6.4)
Amount of (Gain) or Loss Recognized in Income on Derivatives:
Amount of (Gain) or Loss Recognized in Income on Derivatives:	0.8	0.9	1.9	(0.2)
Commodity Futures Contracts [Member] \| Cost of Goods Sold [Member]
Amount of Loss or (Gain) Reclassified from AOCI into Income (Effective Portion):
Effective portion	(4.7)	(4.8)	(9.9)	(7.6)
Commodity Futures Contracts [Member] \| Losses And Other Expenses Net [Member]
Amount of (Gain) or Loss Recognized in Income on Derivatives (Ineffective Portion):
Ineffective portion				(0.1)
Amount of (Gain) or Loss Recognized in Income on Derivatives:
Amount of (Gain) or Loss Recognized in Income on Derivatives:	0.4	1.0	0.5	0.6
Interest Rate Swap [Member] \| Interest Expense Net [Member]
Amount of Loss or (Gain) Reclassified from AOCI into Income (Effective Portion):
Effective portion	0.6	0.6	1.2	1.2
Losses And Other Expenses Net [Member] \| Foreign Currency Froward Contracts [Member]
Amount of (Gain) or Loss Recognized in Income on Derivatives:
Amount of (Gain) or Loss Recognized in Income on Derivatives:	$ 0.4	$ (0.1)	$ 1.4	$ (0.8)

The income statement location of the effective portion of net gain or loss reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 133
-Paragraph 205G

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 133
-Paragraph 44C
-Subparagraph b
-Clause 3

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- Definition

The portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments representing (a) the amount of the hedge ineffectiveness and (b) the amount, if any, excluded from the assessment of hedge effectiveness.

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- Definition

The amount of net gains and losses recognized in income during the period on derivative instruments designated and qualifying as hedging instruments in fair value hedges and related hedged items designated and qualifying in fair value hedges, on derivative instruments designated and qualifying as hedging instruments in cash flow hedges, and on derivative instruments not designated as hedging instruments.

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