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. 24, 2019	May 27, 2018
Derivatives, Fair Value [Line Items]
Derivative Assets	$ 7.9	$ 5.8
Derivative Liabilities	4.8	0.5
Commodity contracts \| Prepaid expenses and other current assets
Derivatives, Fair Value [Line Items]
Derivative Assets	7.5	3.7
Commodity contracts \| Other accrued liabilities
Derivatives, Fair Value [Line Items]
Derivative Liabilities	3.2	0.4
Foreign exchange contracts \| Prepaid expenses and other current assets
Derivatives, Fair Value [Line Items]
Derivative Assets	0.4	2.1
Foreign exchange contracts \| Other accrued liabilities
Derivatives, Fair Value [Line Items]
Derivative Liabilities	$ 1.6	0.0
Other \| Prepaid expenses and other current assets
Derivatives, Fair Value [Line Items]
Derivative Assets		0.0
Other \| Other accrued liabilities
Derivatives, Fair Value [Line Items]
Derivative Liabilities		$ 0.1

Fair value as of the balance sheet date of derivative instrument not designated as hedging instrument and classified as an asset.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4B
-Subparagraph (c)(2)
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5624163-113959

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- Definition

Fair value as of the balance sheet date of derivative instrument not designated as hedging instrument and classified as a liability.

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