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DIVESTITURES AND ASSETS HELD FOR SALE - Divestitures (Narrative) (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
May 30, 2021 | Feb. 28, 2021 | Nov. 29, 2020 | Feb. 23, 2020 | Nov. 24, 2019 | Aug. 25, 2019 | May 26, 2019 | Aug. 26, 2018 | Nov. 24, 2019 | May 30, 2021 | May 31, 2020 | May 26, 2019
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from divestitures, net of cash divested |  |  |  |  |  |  |  |  |  | $ 160.9 | $ 194.6 | $ 281.5
Gain from sales of businesses |  |  |  |  |  |  |  |  |  | 65.5 | (2.2) | 69.4
Asset impairment charges |  |  |  |  |  |  |  |  |  | 95.5 | 259.9 | $ 93.8
Grocery & Snacks |  |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Asset impairment charges |  |  |  |  |  |  |  |  |  | $ 3.0 | $ 54.4 |
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 | $ 50.6 |  |  |  |  |  |  |  |  |  |  |
Egg Beaters Business | Total selling, general and administrative expenses |  |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Gain from sales of businesses | 10.4 |  |  |  |  |  |  |  |  |  |  |
Loss from sale of business related to early exit of unfavorable contract | $ 7.1 |  |  |  |  |  |  |  |  |  |  |
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 |  |  |  |  |  |  |  |  |  |
Peter Pan Peanut Butter Business | Total selling, general and administrative expenses |  |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Gain from sales of businesses |  | $ 49.8 |  |  |  |  |  |  |  |  |  |
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 |  |  |  |  |  |  |  |  |
H.K. Anderson Business | Total selling, general and administrative expenses |  |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Gain from sales of businesses |  |  | $ 5.3 |  |  |  |  |  |  |  |  |
Lender's Bagel Business |  |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from divestitures, net of cash divested |  |  |  | $ 33.3 |  |  |  |  |  |  |  |
Lender's Bagel Business | Total selling, general and administrative expenses |  |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Asset impairment charges |  |  |  |  | $ 27.6 |  |  |  |  |  |  |
DSD Snacks Business | Grocery & Snacks |  |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from divestitures, net of cash divested |  |  |  |  | $ 137.5 |  |  |  |  |  |  |
DSD Snacks Business | Total selling, general and administrative expenses |  |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Asset impairment charges |  |  |  |  |  | $ 31.4 |  |  |  |  |  |
Peanut Butter Manufacturing Facility |  |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from divestitures, net of cash divested |  |  |  | $ 24.8 |  |  |  |  |  |  |  |
Peanut Butter Manufacturing Facility | Total selling, general and administrative expenses |  |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Asset impairment charges |  |  |  |  |  |  |  |  | $ 23.0 |  |  |
Gelit | Disposed of by sale |  |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Cash proceeds from sales of businesses, net of cash included |  |  |  |  |  |  | $ 80.1 |  |  |  |  |
Gelit | Total selling, general and administrative expenses | Disposed of by sale |  |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Gain from sales of businesses |  |  |  |  |  |  | 23.1 |  |  |  |  |
Wesson | Disposed of by sale |  |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Cash proceeds from sales of businesses, net of cash included |  |  |  |  |  |  | 168.3 |  |  |  |  |
Wesson | Total selling, general and administrative expenses | Disposed of by sale |  |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Gain from sales of businesses |  |  |  |  |  |  | $ 33.1 |  |  |  |  |
Del Monte | International | Disposed of by sale |  |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Cash proceeds from sales of businesses, net of cash included |  |  |  |  |  |  |  | $ 32.2 |  |  |  |
Del Monte | Total selling, general and administrative expenses | International | Disposed of by sale |  |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Gain from sales of businesses |  |  |  |  |  |  |  | $ 13.2 |  |  |  |

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