Note 3 - Restructuring Activities (Details Textual) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | 69 Months Ended | ||
|---|---|---|---|---|---|
Feb. 25, 2024 |
Feb. 26, 2023 |
Feb. 25, 2024 |
Feb. 26, 2023 |
Feb. 25, 2024 |
|
| Restructuring and Related Cost, Incurred Cost | $ 28.9 | ||||
| Conagra Restructuring Plan [Member] | |||||
| Restructuring And Related Cost, Approved For Incurrence | $ 228.8 | 228.8 | $ 228.8 | ||
| Restructuring And Related Cost, Approved For Incurrence, Cash | 69.5 | 69.5 | 69.5 | ||
| Restructuring And Related Cost, Approved For Incurrence, Noncash | 159.3 | 159.3 | 159.3 | ||
| Restructuring and Related Cost, Incurred Cost | 1.5 | $ 1.6 | 28.9 | $ 7.5 | 181.8 |
| Restructuring And Related Cost Expected, Cash Outflows | 6.2 | ||||
| Restructuring and Related Cost, Expected Cost, Noncash | $ 22.7 | $ 22.7 | $ 22.7 | ||