v3.26.1
COMMITMENTS, CONTINGENCIES, GUARANTEES, AND LEGAL PROCEEDINGS - Narrative (Details)
$ in Millions
12 Months Ended
May 31, 2026
USD ($)
May 25, 2025
USD ($)
May 26, 2024
USD ($)
Oct. 06, 2025
complaint
Jun. 30, 2024
putative_class_action
Putative Class Actions          
Unrecorded Unconditional Purchase Obligation [Line Items]          
Number of putative class actions | putative_class_action         2
Class Action Complaint          
Unrecorded Unconditional Purchase Obligation [Line Items]          
Number of consolidated complaints | complaint       3  
Potato Purchase Supply Agreements, Partner Growers | Guarantee of Indebtedness of Others          
Unrecorded Unconditional Purchase Obligation [Line Items]          
Guaranteed supplier loans $ 40.3        
Potato Purchase Supply Agreements          
Unrecorded Unconditional Purchase Obligation [Line Items]          
Total purchases 1,307.3 $ 1,304.5 $ 1,397.8    
Potato Purchase Supply Agreements | Potato Purchase Supply Agreements, Partner Growers          
Unrecorded Unconditional Purchase Obligation [Line Items]          
Total purchases 192.0 206.3 $ 213.2    
Advances $ 34.3 $ 34.8