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Note 18 - Fair Value Measurements (Details Textual) - USD ($) $ in Millions | 12 Months Ended
--- | ---
May 29, 2022 | May 30, 2021 | May 31, 2020
Asset Impairment Charges, Total | $ 284.8 | $ 95.5 | $ 259.9
Operating Lease, Impairment Loss |  | 2.9 | 2.9
Long-Term Debt, Total | 8,800.0 | 8,300.0 |
Long-Term Debt, Fair Value | 8,850.0 | 9,760.0 |
Grocery And Snacks [Member] |  |  |
Impairment of Intangible Assets, Indefinite-Lived (Excluding Goodwill) | 90.7 | 13.0 | 46.4
Asset Impairment Charges, Total | 26.3 |  | 54.4
Impairment, Long-Lived Asset, Held-for-Use, Total | 3.0 |  |
Refrigerated And Frozen [Member] |  |  |
Impairment of Intangible Assets, Indefinite-Lived (Excluding Goodwill) | 103.9 | 76.9 | 110.8
Asset Impairment Charges, Total |  | 28.9 | 27.6
Impairment, Long-Lived Asset, Held-for-Use, Total |  | 3.8 |
International [Member] |  |  |
Impairment of Intangible Assets, Indefinite-Lived (Excluding Goodwill) | $ 14.4 | $ 1.0 | 8.3
Foodservice [Member] |  |  |
Asset Impairment Charges, Total |  |  | $ 14.9
Asset Retirement Obligations [Member] | Minimum [Member] |  |  |
Property, Plant and Equipment, Useful Life (Year) | 15 years |  |
Asset Retirement Obligations [Member] | Maximum [Member] |  |  |
Property, Plant and Equipment, Useful Life (Year) | 25 years |  |
Changes Measurement [Member] |  |  |
Asset Retirement Obligation, Legally Restricted Assets, Fair Value | $ 27.4 |  |

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