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DIVESTITURES AND ASSETS HELD FOR SALE - Schedule of Assets and Liabilities Classified as Held for Sale (Details) - USD ($) $ in Millions | May 30, 2021 | May 31, 2020
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Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Current assets held for sale |  | $ 13.1
Noncurrent assets held for sale | $ 4.6 | 115.4
Held for sale |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Current liabilities held for sale |  | 18.5
Held for sale | Egg Beaters Business |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Current assets held for sale |  | 3.0
Noncurrent assets held for sale |  | 48.1
Current liabilities held for sale |  | 13.1
Held for sale | Peter Pan Peanut Butter Business |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Current assets held for sale |  | 8.8
Noncurrent assets held for sale |  | 55.3
Current liabilities held for sale |  | 5.4
Held for sale | H.K. Anderson Business |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Current assets held for sale |  | 1.3
Noncurrent assets held for sale |  | $ 2.6

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