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DERIVATIVE FINANCIAL INSTRUMENTS - Narrative (Details) - USD ($)
$ in Millions
6 Months Ended
Nov. 27, 2016
May 29, 2016
Derivative Instruments, Gain (Loss) [Line Items]    
Hedge for anticipated consumption of commodity inputs, period (up to) 36 months  
Derivative asset prior to offsetting to total derivative $ 1.2 $ 1.7
Derivative liability prior to offsetting to total derivative 0.7 2.0
Maximum amount of loss due to credit risk of counterparties 23.4  
Prepaid expenses and other current assets    
Derivative Instruments, Gain (Loss) [Line Items]    
Amounts representing a right to reclaim cash collateral 0.5 0.3
Foreign exchange contracts    
Derivative Instruments, Gain (Loss) [Line Items]    
Notional value of open commodity contracts 112.4 112.9
Purchase contracts | Commodity contracts    
Derivative Instruments, Gain (Loss) [Line Items]    
Notional value of open commodity contracts 62.0 74.7
Sales contracts | Commodity contracts    
Derivative Instruments, Gain (Loss) [Line Items]    
Notional value of open commodity contracts $ 19.0 $ 41.5