Derivative Financial Instruments (Details Textual) (USD $) In Millions	3 Months Ended
Aug. 28, 2011	May 29, 2011
Derivative Financial Instruments (Textuals) [Abstract]
Hedge period for the anticipated consumption of commodity inputs	Up to 36 Months
Net notional amount of interest rate derivatives	$ 500.0
Net gain recognized on interest rate swap contracts	21.9
Net loss recognized on senior long-term debt	19.3
Proceeds from settlement of interest rate swaps	31.5
Cumulative adjustment to fair value of debt instruments being hedged	34.8
Obligation to return cash collateral	20.9
Amounts representing a right to reclaim cash collateral included in prepaid expenses and other current assets		7.8
Unamortized amount of debt instruments being hedged	24.5
Maximum amount of loss due to the credit risk of the counterparties	59.8
Foreign Currency Options Collar Contracts [Member]
Derivatives Fair Value [Abstract]
Notional Amount of Foreign Currency Derivatives	52.2	86.4
Forward And Cross Currency Swaps Contracts [Member]
Derivatives Fair Value [Abstract]
Notional Amount of Foreign Currency Derivatives	328.8	292.7
Open Commodity Sales Contracts [Member]
Derivatives Fair Value [Abstract]
Notional value of open commodity contracts	973.6	1,200.0
Open Commodity Purchase Contracts [Member]
Derivatives Fair Value [Abstract]
Notional value of open commodity contracts	981.4	1,000.0
Cash Flow Hedging [Member]
Derivatives Fair Value [Abstract]
Unrealized loss associated with derivative deferred in accumulated other comprehensive loss	$ 62.5

Amounts representing a right to reclaim cash collateral.

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Derivative Financial Instruments Textuals Abstract.

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Derivatives Fair Value [Abstract].

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Hedge period for the anticipated consumption of commodity inputs.

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Obligation to return cash collateral.

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- Definition

Proceeds from settlement of interest rate swaps.

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Unrealized loss associated with derivative deferred in accumulated other comprehensive loss.

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Monetary amount specified by the derivative(s). Expressed as an absolute value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Article 12

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The amount recognized in earnings related to the change in fair value during the period of derivative or nonderivative instruments designated as fair value hedging instruments.

+ References

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The amount recognized in earnings related to the change in fair value during the period of the hedged item in a fair value hedge.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 133
-Paragraph 45
-Subparagraph a(1)
-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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Amount of the hedged item as of the balance sheet date related to the derivative. For example, the hedged balance on a debt instrument.

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The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments.

+ References

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-Name Statement of Financial Accounting Standard (FAS)
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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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Maximum amount the entity would be obligated to pay on the credit risk derivatives upon occurrence of a credit event.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 133
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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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-Publisher FASB
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Aggregate notional amount of foreign currency exchange rate derivatives. Notional amount refers to the number of currency units specified in the foreign currency derivative contract.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Notional Amount
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Aggregate notional amount of interest rate derivatives, which relates to the currency amount specified in the interest rate derivative instruments.

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