DERIVATIVE FINANCIAL INSTRUMENTS - Schedule of Location and Amount of Gains (Losses) from Derivatives Not Designated as Hedging Instruments (Details) - USD ($) $ in Millions	12 Months Ended
	May 27, 2018	May 28, 2017	May 29, 2016
Derivatives, Fair Value [Line Items]
Amount of Gain (Loss) Recognized on Derivatives in Consolidated Statement of Operations	$ (0.6)	$ 0.8	$ (4.5)
Commodity contracts | Cost of goods sold
Derivatives, Fair Value [Line Items]
Amount of Gain (Loss) Recognized on Derivatives in Consolidated Statement of Operations	3.0	0.9	(8.1)
Foreign exchange contracts | Cost of goods sold
Derivatives, Fair Value [Line Items]
Amount of Gain (Loss) Recognized on Derivatives in Consolidated Statement of Operations	(3.9)	(0.3)	0.7
Foreign exchange contracts | Selling, general and administrative expense
Derivatives, Fair Value [Line Items]
Amount of Gain (Loss) Recognized on Derivatives in Consolidated Statement of Operations	$ 0.3	$ 0.2	$ 2.9