v3.26.1
ACQUISITIONS AND DIVESTITURES - Narrative (Details)
R$ in Millions, $ in Millions
3 Months Ended 12 Months Ended
May 31, 2026
USD ($)
Aug. 24, 2025
USD ($)
Feb. 23, 2025
USD ($)
Aug. 25, 2024
USD ($)
May 26, 2024
USD ($)
May 31, 2026
USD ($)
May 25, 2025
USD ($)
May 26, 2024
USD ($)
May 31, 2026
BRL (R$)
May 28, 2023
USD ($)
Business Combination [Line Items]                    
Pre-tax gain (loss) on sale of business           $ 1,049.4 $ 95.9 $ 0.0    
Goodwill $ 14,122.4       $ 14,750.7 14,122.4 $ 15,622.4 14,750.7   $ 14,511.2
Goodwill decreases           31.9        
Whitebridge Pet Brands North American Premium Cat Feeding And Pet Treating Business                    
Business Combination [Line Items]                    
Purchase price     $ 1,400.0              
Goodwill     1,086.7              
Indefinite-lived intangible assets     289.0              
Finite-lived intangibles     31.0              
European Pet Business                    
Business Combination [Line Items]                    
Purchase price         434.1          
Goodwill         317.5     317.5    
Indefinite-lived intangible assets         118.4     118.4    
Finite-lived intangibles         $ 14.2     $ 14.2    
Purchase price holdback       $ 7.7            
Brazil Business | Disposal Group, Held-for-Sale, Not Discontinued Operations                    
Business Combination [Line Items]                    
Base price | R$                 R$ 800.0  
Non-cash pre-tax loss 1,031.8         1,031.8        
Reserve against assets held for sale 753.1         753.1        
Loss in excess of assets held for sale $ 264.9         $ 264.9        
United States Yogurt Business                    
Business Combination [Line Items]                    
Pre-tax gain (loss) on sale of business   $ 1,046.5                
Canada Yogurt Business                    
Business Combination [Line Items]                    
Pre-tax gain (loss) on sale of business     $ 95.9              
Sale price adjustment after disposal   $ 7.9