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GOODWILL AND OTHER IDENTIFIABLE INTANGIBLE ASSETS - Narratives (Details) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
May 31, 2026 USD ($) | Nov. 23, 2025 USD ($) | May 25, 2025 USD ($) | Nov. 24, 2024 USD ($) | May 26, 2024 USD ($) | May 31, 2026 USD ($) | May 25, 2025 USD ($) | May 26, 2024 USD ($)
GOODWILL AND OTHER IDENTIFIABLE INTANGIBLE ASSETS |  |  |  |  |  |  |  |
Impairment charges on goodwill |  |  |  | $ 0.0 |  | $ 2,382.4 |  | $ 526.5
Impairment of Intangible Assets |  |  |  |  |  | 547.2 | $ 72.1 | 430.2
Goodwill carrying amount | $ 8,119.3 |  | $ 10,501.9 |  | $ 10,325.9 | $ 8,119.3 | 10,501.9 | 10,325.9
Amortization period for intangible assets |  |  |  |  |  | 15 years |  |
Amortization of intangible assets |  |  |  |  |  | $ 43.1 | 53.7 | 53.6
Trade names |  |  |  |  |  |  |  |
GOODWILL AND OTHER IDENTIFIABLE INTANGIBLE ASSETS |  |  |  |  |  |  |  |
Impairment of Intangible Assets |  |  |  |  |  | 547.2 | 72.1 |
Birds Eye Brand Name |  |  |  |  |  |  |  |
GOODWILL AND OTHER IDENTIFIABLE INTANGIBLE ASSETS |  |  |  |  |  |  |  |
Impairment of Intangible Assets |  | $ 180.0 |  |  |  |  |  | 255.4
Earth Balance Brand Name |  |  |  |  |  |  |  |
GOODWILL AND OTHER IDENTIFIABLE INTANGIBLE ASSETS |  |  |  |  |  |  |  |
Impairment of Intangible Assets |  |  |  |  |  |  |  | 72.1
Earth Balance and Smart Balance |  |  |  |  |  |  |  |
GOODWILL AND OTHER IDENTIFIABLE INTANGIBLE ASSETS |  |  |  |  |  |  |  |
Impairment of Intangible Assets |  | 17.0 |  |  |  |  |  |
Sides, Components, Enhancers reporting unit |  |  |  |  |  |  |  |
GOODWILL AND OTHER IDENTIFIABLE INTANGIBLE ASSETS |  |  |  |  |  |  |  |
Goodwill carrying amount |  |  |  |  | 1,400.0 |  |  | 1,400.0
Grocery & Snacks and Refrigerated & Frozen |  |  |  |  |  |  |  |
GOODWILL AND OTHER IDENTIFIABLE INTANGIBLE ASSETS |  |  |  |  |  |  |  |
Impairment of Intangible Assets | 350.2 |  |  | $ 18.9 |  |  |  |
Grocery & Snacks and Refrigerated & Frozen | Trademarks and trade names |  |  |  |  |  |  |  |
GOODWILL AND OTHER IDENTIFIABLE INTANGIBLE ASSETS |  |  |  |  |  |  |  |
Impairment of Intangible Assets |  |  | 53.2 |  |  |  |  | 430.2
Refrigerated & Frozen |  |  |  |  |  |  |  |
GOODWILL AND OTHER IDENTIFIABLE INTANGIBLE ASSETS |  |  |  |  |  |  |  |
Impairment charges on goodwill | $ 1,610.0 | $ 771.3 |  |  | $ 526.5 | 2,382.4 |  | 526.5
Basis point increase in discount rate | 2 | 1.50 |  |  | 0.75 |  |  |
Impairment of Intangible Assets |  |  |  |  |  | 330.5 | 60.2 | 352.6
Goodwill carrying amount | $ 2,534.2 |  | 4,916.6 |  | $ 4,916.6 | $ 2,534.2 | 4,916.6 | $ 4,916.6
Percentage of fair value in excess of carrying amount | 0.00% |  |  |  |  | 0.00% |  |
Accumulated impairment losses to goodwill | $ 3,050.0 |  | $ 668.2 |  |  | $ 3,050.0 | $ 668.2 |
All other reporting units |  |  |  |  |  |  |  |
GOODWILL AND OTHER IDENTIFIABLE INTANGIBLE ASSETS |  |  |  |  |  |  |  |
Percentage of fair value in excess of carrying amount |  | 20.00% |  |  |  |  |  |
Discount rate |  |  |  |  |  |  |  |
GOODWILL AND OTHER IDENTIFIABLE INTANGIBLE ASSETS |  |  |  |  |  |  |  |
Reporting unit measurement input |  |  |  | 7.5 | 8.5 |  |  | 8.5
Revenue growth rate |  |  |  |  |  |  |  |
GOODWILL AND OTHER IDENTIFIABLE INTANGIBLE ASSETS |  |  |  |  |  |  |  |
Reporting unit measurement input |  |  |  |  | 1 |  |  | 1
Revenue growth rate | Minimum |  |  |  |  |  |  |  |
GOODWILL AND OTHER IDENTIFIABLE INTANGIBLE ASSETS |  |  |  |  |  |  |  |
Reporting unit measurement input |  |  |  | 1 |  |  |  |
Revenue growth rate | Maximum |  |  |  |  |  |  |  |
GOODWILL AND OTHER IDENTIFIABLE INTANGIBLE ASSETS |  |  |  |  |  |  |  |
Reporting unit measurement input |  |  |  | 1.5 |  |  |  |

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