DERIVATIVE FINANCIAL INSTRUMENTS (Assets and Liabilities on A Gross Basis) (Details) (USD $) In Millions, unless otherwise specified	Feb. 24, 2013	May 27, 2012
Derivatives, Fair Value [Line Items]
Total derivative assets	$ 84.7	$ 68.2
Total derivative liabilities	148.4	238.1
Designated as hedging instruments [Member]
Derivatives, Fair Value [Line Items]
Total derivative assets	0	0
Total derivative liabilities	109.6	153.9
Total derivatives not designated as hedging instruments [Member]
Derivatives, Fair Value [Line Items]
Total derivative assets not designated as hedging instruments	84.7	68.2
Total derivative liabilities not designated as hedging instruments	38.8	84.2
Interest rate contracts [Member] | Other accrued liabilities [Member]
Derivatives, Fair Value [Line Items]
Total derivative liabilities	109.6	153.9
Interest rate contracts [Member] | Prepaid expenses and other current assets [Member]
Derivatives, Fair Value [Line Items]
Total derivative assets	0	0
Commodity contracts [Member] | Other accrued liabilities [Member] | Total derivatives not designated as hedging instruments [Member]
Derivatives, Fair Value [Line Items]
Total derivative liabilities not designated as hedging instruments	35.8	75.6
Commodity contracts [Member] | Prepaid expenses and other current assets [Member] | Total derivatives not designated as hedging instruments [Member]
Derivatives, Fair Value [Line Items]
Total derivative assets not designated as hedging instruments	70.2	60.3
Foreign exchange contracts [Member] | Other accrued liabilities [Member] | Total derivatives not designated as hedging instruments [Member]
Derivatives, Fair Value [Line Items]
Total derivative liabilities not designated as hedging instruments	2.9	8.1
Foreign exchange contracts [Member] | Prepaid expenses and other current assets [Member] | Total derivatives not designated as hedging instruments [Member]
Derivatives, Fair Value [Line Items]
Total derivative assets not designated as hedging instruments	13.6	7.3
Other [Member] | Other accrued liabilities [Member] | Total derivatives not designated as hedging instruments [Member]
Derivatives, Fair Value [Line Items]
Total derivative liabilities not designated as hedging instruments	0.1	0.5
Other [Member] | Prepaid expenses and other current assets [Member] | Total derivatives not designated as hedging instruments [Member]
Derivatives, Fair Value [Line Items]
Total derivative assets not designated as hedging instruments	$ 0.9	$ 0.6