v3.26.1
INCOME TAXES - Schedule of Effective Income Tax Rate Reconciliation (Details) - USD ($)
$ in Millions
12 Months Ended
May 31, 2026
May 25, 2025
May 26, 2024
Amount      
United States federal statutory tax $ 85.2    
State and local income taxes, net of federal tax benefits 53.0    
Effect of cross-boarder laws (3.6)    
Research and development (17.5)    
Other (14.0)    
Nontaxable or nondeductible items 347.5    
Nontaxable or nondeductible items, other 5.5    
Changes in unrecognized tax benefits (9.5)    
Basis difference (61.7)    
Total income taxes $ 414.3 $ 573.7 $ 594.5
Percent      
United States federal statutory tax 21.00% 21.00% 21.00%
State and local income taxes, net of federal tax benefits 13.10% 2.10% 2.10%
Foreign tax effects, Other   0.80% (0.40%)
Foreign rate differences   (1.70%) (1.60%)
Effect of cross-boarder laws (0.90%)    
Research and development (4.30%) (1.50%) (1.20%)
Stock based compensation   (0.20%) (0.30%)
Divestitures, net   (0.30%) 0.00%
Other (3.40%)    
Nontaxable or nondeductible items 85.70%    
Nontaxable or nondeductible items, other 1.40%    
Changes in unrecognized tax benefits (2.40%)    
Basis difference (15.20%)    
Effective income tax rate 102.20% 20.20% 19.60%
Switzerland      
Amount      
Other foreign jurisdictions $ 45.3    
Foreign tax effects, Other $ (5.2)    
Percent      
Foreign tax effects, Other (1.30%)    
Foreign rate differences 11.20%    
Other foreign jurisdictions      
Amount      
Other foreign jurisdictions $ 11.3    
Percent      
Foreign rate differences 2.80%    
United States      
Amount      
Changes in valuation allowances $ (33.1)    
Foreign tax effects, Other $ 11.1    
Percent      
Changes in valuation allowances (8.20%)    
Foreign tax effects, Other 2.70%