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DERIVATIVE FINANCIAL INSTRUMENTS - Narrative (Details) - USD ($) $ in Millions | 9 Months Ended |
--- | --- | ---
Feb. 26, 2017 | May 29, 2016
Derivative Instruments and Hedging Activities Disclosure [Abstract] |  |
Period to hedge portion of anticipated consumption of commodity inputs (up to) | 36 months |
Derivative Instruments, Gain (Loss) [Line Items] |  |
Derivative asset prior to offsetting to total derivative | $ 1.6 | $ 1.7
Derivative liability prior to offsetting to total derivative | 1.4 | 2.0
Prepaid expenses and other current assets |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |
Amounts representing a right to reclaim cash collateral | 0.2 | 0.3
Foreign exchange contracts |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |
Notional value of contracts | 16.3 | 112.9
Purchase contracts | Commodity contracts |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |
Notional value of contracts | 68.0 | 74.7
Sales contracts | Commodity contracts |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |
Notional value of contracts | 75.5 | $ 41.5
Level 2 |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |
Maximum amount of loss due to credit risk of counterparties | $ 0.6 |

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- Definition Aggregate notional 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 -Section 13 -Sentence Column B + Details
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