v3.26.1
RESTRUCTURING CHARGES - Schedule of Restructuring Activity (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 27, 2026
Jun. 28, 2025
Jun. 27, 2026
Jun. 28, 2025
Restructuring Reserve [Roll Forward]        
Beginning balance $ 98.7 $ 45.6 $ 45.2 $ 32.8
Additional charges 14.4 8.7 89.5 38.1
Payments (34.8) (10.2) (50.1) (32.5)
Non-cash adjustments (0.2) (2.8) (4.6) (2.8)
Foreign currency effect (1.4) 0.0 (3.3) 5.4
Ending balance 76.7 41.0 76.7 41.0
Supply Chain Reinvention        
Restructuring Reserve [Roll Forward]        
Beginning balance 0.0 0.8 0.0 2.3
Additional charges 1.1 2.2 1.2 6.8
Payments (1.1) (1.7) (1.2) (8.6)
Non-cash adjustments 0.0 0.0 0.0 0.0
Foreign currency effect 0.0 (0.2) 0.0 0.6
Ending balance 0.0 1.1 0.0 1.1
HRA Pharma Integration        
Restructuring Reserve [Roll Forward]        
Beginning balance   1.6   1.6
Additional charges   (1.5)   (1.5)
Payments   0.0   0.0
Non-cash adjustments   0.0   0.0
Foreign currency effect   (0.1)   (0.1)
Ending balance   0.0   0.0
Project Energize        
Restructuring Reserve [Roll Forward]        
Beginning balance 14.2 26.7 24.3 27.9
Additional charges 2.6 6.8 2.3 15.1
Payments (10.9) (8.5) (15.5) (22.9)
Non-cash adjustments (0.1) (2.8) (3.3) (2.8)
Foreign currency effect 0.3 0.0 (1.7) 4.9
Ending balance 6.1 22.2 6.1 22.2
Nutrition Network Optimization        
Restructuring Reserve [Roll Forward]        
Beginning balance 20.5 16.5 18.3 0.0
Additional charges 14.8 1.2 17.0 17.7
Payments (5.5) 0.0 (5.5) 0.0
Non-cash adjustments 0.0 0.0 0.0 0.0
Foreign currency effect 0.0 0.0 0.0 0.0
Ending balance 29.8 17.7 29.8 17.7
Operational Enhancement Program        
Restructuring Reserve [Roll Forward]        
Beginning balance 64.0   2.6  
Additional charges (4.1)   69.0  
Payments (17.3)   (27.9)  
Non-cash adjustments (0.1)   (1.3)  
Foreign currency effect (1.7)   (1.6)  
Ending balance $ 40.8   $ 40.8  
Other Initiatives        
Restructuring Reserve [Roll Forward]        
Beginning balance   0.0   1.0
Additional charges   0.0   0.0
Payments   0.0   (1.0)
Non-cash adjustments   0.0   0.0
Foreign currency effect   0.3   0.0
Ending balance   $ 0.0   $ 0.0