DERIVATIVE FINANCIAL INSTRUMENTS (Assets and Liabilities on a Gross Basis) (Details) - Total derivatives not designated as hedging instruments - USD ($) $ in Millions	Aug. 30, 2015	May. 31, 2015
Derivatives, Fair Value [Line Items]
Total derivative assets not designated as hedging instruments	$ 46.3	$ 39.5
Total derivative liabilities not designated as hedging instruments	41.4	27.4
Commodity contracts | Prepaid expenses and other current assets
Derivatives, Fair Value [Line Items]
Total derivative assets not designated as hedging instruments	23.7	20.8
Commodity contracts | Other accrued liabilities
Derivatives, Fair Value [Line Items]
Total derivative liabilities not designated as hedging instruments	41.0	26.9
Foreign exchange contracts | Prepaid expenses and other current assets
Derivatives, Fair Value [Line Items]
Total derivative assets not designated as hedging instruments	21.8	17.7
Foreign exchange contracts | Other accrued liabilities
Derivatives, Fair Value [Line Items]
Total derivative liabilities not designated as hedging instruments	0.1	0.4
Other | Prepaid expenses and other current assets
Derivatives, Fair Value [Line Items]
Total derivative assets not designated as hedging instruments	0.8	1.0
Other | Other accrued liabilities
Derivatives, Fair Value [Line Items]
Total derivative liabilities not designated as hedging instruments	$ 0.3	$ 0.1