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Pension And Postretirement Benefits
 9 Months Ended
Apr. 27, 2025
Retirement Benefits [Abstract]  
Pension And Postretirement Benefits Pension and Postretirement Benefits
Components of net periodic benefit expense (income) were as follows:
Three Months EndedNine Months Ended
PensionPostretirementPensionPostretirement
(Millions)April 27, 2025April 28, 2024April 27, 2025April 28, 2024April 27, 2025April 28, 2024April 27, 2025April 28, 2024
Service cost$4 $4 $— $— $10 $10 $— $— 
Interest cost15 16 2 2 46 49 5 6 
Expected return on plan assets(20)(20)— — (60)(60)— — 
Amortization of prior service credit— — (1)— — — (1)— 
Actuarial losses (gains)— — — — — — 2 — 
Net periodic benefit expense (income)$(1)$— $1 $2 $(4)$(1)$6 $6 
The actuarial loss for the nine-month period ended April 27, 2025 was due to the remeasurement of our postretirement plan in the first quarter due to a plan amendment. The actuarial loss was primarily due to a decrease in the discount rate used to determine the benefit obligation.