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DIVESTITURES AND ASSETS HELD FOR SALE - Narrative (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Nov. 28, 2021 | May 30, 2021 | Feb. 28, 2021 | Nov. 29, 2020 | Nov. 28, 2021 | Nov. 29, 2020
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Proceeds from divestitures, net of cash divested |  |  |  |  | $ 0.1 | $ 8.6
Gain from sales of business |  |  |  |  | 0.0 | 5.3
Impairment charge |  |  |  |  | $ 41.6 | $ 3.9
Other Assets Held for Sale |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Impairment charge | $ 39.2 |  |  |  |  |
Egg Beaters Business |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Proceeds from divestitures, net of cash divested |  | $ 50.7 |  |  |  |
Peter Pan Peanut Butter Business |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Proceeds from divestitures, net of cash divested |  |  | $ 101.5 |  |  |
H.K. Anderson Business |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Proceeds from divestitures, net of cash divested |  |  |  | $ 8.7 |  |
Gain from sales of business |  |  |  | $ 5.3 |  |

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