DIVESTITURES AND ASSETS HELD FOR SALE - Other Assets Held for Sale (Narrative) (Details) - USD ($) $ in Millions	May 31, 2020	May 26, 2019
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Noncurrent assets held for sale	$ 3.1	$ 262.4
Held for sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Noncurrent assets held for sale		35.7
Held for sale \| Other individually marketed assets
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Noncurrent assets held for sale	$ 3.1	$ 8.2

Amount classified as assets attributable to disposal group held for sale or disposed of, expected to be disposed of after one year or the normal operating cycle, if longer.

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Name:	us-gaap_DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant