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DERIVATIVE FINANCIAL INSTRUMENTS - Schedule of Derivative Assets and Liabilities on a Gross Basis (Details) - Total derivatives not designated as hedging instruments - USD ($) $ in Millions | Feb. 26, 2017 | May 29, 2016
--- | --- | ---
Derivatives, Fair Value [Line Items] |  |
Derivative Assets | $ 3.7 | $ 25.8
Derivative Liabilities | 2.1 | 2.6
Commodity contracts | Prepaid expenses and other current assets |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Assets | 3.3 | 5.0
Commodity contracts | Other accrued liabilities |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Liabilities | 1.4 | 2.1
Foreign exchange contracts | Prepaid expenses and other current assets |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Assets | 0.4 | 20.8
Foreign exchange contracts | Other accrued liabilities |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Liabilities | 0.4 | 0.2
Other | Prepaid expenses and other current assets |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Assets | 0.0 | 0.0
Other | Other accrued liabilities |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Liabilities | $ 0.3 | $ 0.3

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