v3.25.2
Retirement Benefits and Postemployment Benefits (Schedule of Allocation of Plan Assets, Including Fair Value Hierarchy Levels and Weighted-Average Target Asset Allocations 2) (Details)
May 25, 2025
May 26, 2024
Defined Benefit Pension Plans [Member]    
Defined Benefit Plan Disclosure [Line Items]    
Defined Benefit Plan, Weighted-Average Asset Allocations 100.00% 100.00%
Defined Benefit Pension Plans [Member] | United States Equities [Member]    
Defined Benefit Plan Disclosure [Line Items]    
Defined Benefit Plan, Weighted-Average Asset Allocations 6.40% 7.20%
Defined Benefit Pension Plans [Member] | International Equities [Member]    
Defined Benefit Plan Disclosure [Line Items]    
Defined Benefit Plan, Weighted-Average Asset Allocations 4.40% 4.10%
Defined Benefit Pension Plans [Member] | Private Equities [Member]    
Defined Benefit Plan Disclosure [Line Items]    
Defined Benefit Plan, Weighted-Average Asset Allocations 9.30% 10.20%
Defined Benefit Pension Plans [Member] | Fixed income [Member]    
Defined Benefit Plan Disclosure [Line Items]    
Defined Benefit Plan, Weighted-Average Asset Allocations 70.90% 68.30%
Defined Benefit Pension Plans [Member] | Real asset investments [Member]    
Defined Benefit Plan Disclosure [Line Items]    
Defined Benefit Plan, Weighted-Average Asset Allocations 9.00% 10.20%
Other Postretirement Benefit Plans [Member]    
Defined Benefit Plan Disclosure [Line Items]    
Defined Benefit Plan, Weighted-Average Asset Allocations 100.00% 100.00%
Other Postretirement Benefit Plans [Member] | United States Equities [Member]    
Defined Benefit Plan Disclosure [Line Items]    
Defined Benefit Plan, Weighted-Average Asset Allocations 26.00% 27.80%
Other Postretirement Benefit Plans [Member] | International Equities [Member]    
Defined Benefit Plan Disclosure [Line Items]    
Defined Benefit Plan, Weighted-Average Asset Allocations 14.90% 14.40%
Other Postretirement Benefit Plans [Member] | Private Equities [Member]    
Defined Benefit Plan Disclosure [Line Items]    
Defined Benefit Plan, Weighted-Average Asset Allocations 9.10% 11.20%
Other Postretirement Benefit Plans [Member] | Fixed income [Member]    
Defined Benefit Plan Disclosure [Line Items]    
Defined Benefit Plan, Weighted-Average Asset Allocations 50.00% 46.60%
Other Postretirement Benefit Plans [Member] | Real asset investments [Member]    
Defined Benefit Plan Disclosure [Line Items]    
Defined Benefit Plan, Weighted-Average Asset Allocations 0.00% 0.00%