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Note 7 - Derivative Financial Instruments (Details Textual) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Nov. 26, 2023 | Nov. 27, 2022 | Nov. 25, 2018 | Nov. 26, 2023 | Nov. 27, 2022 | Aug. 27, 2023 | May 28, 2023 | Aug. 28, 2022 | May 29, 2022
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax | $ 3.2 | $ 9.7 |  | $ 7.3 | $ 7.4 |  |  |  |
Equity, Including Portion Attributable to Noncontrolling Interest | 9,074.2 | $ 8,737.7 |  | 9,074.2 | $ 8,737.7 | $ 8,955.1 | $ 8,807.3 | $ 8,576.7 | $ 8,862.2
Cash Flow Hedge Pinnacle [Member] |  |  |  |  |  |  |  |  |
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax |  |  | $ 47.5 |  |  |  |  |  |
Cash Flow Hedge Pinnacle [Member] | Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member] |  |  |  |  |  |  |  |  |
Equity, Including Portion Attributable to Noncontrolling Interest | 29.7 |  |  | 29.7 |  |  |  |  |
Commodity Contract [Member] | Long [Member] |  |  |  |  |  |  |  |  |
Derivative, Notional Amount | 83.6 |  |  | 83.6 |  |  | 134.6 |  |
Foreign Exchange Contract [Member] |  |  |  |  |  |  |  |  |
Derivative, Notional Amount | $ 86.9 |  |  | $ 86.9 |  |  | $ 87.3 |  |

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