Pension And Postretirement Benefits (Weighted-average Assumptions To Determine Benefit Obligations) (Details) |
Aug. 02, 2026 |
Aug. 03, 2025 |
|---|---|---|
| Pension Plan, Defined Benefit [Member] | ||
| Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Benefit Obligation [Abstract] | ||
| Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate | 5.86% | 5.41% |
| Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Rate of Compensation Increase | 3.22% | 3.23% |
| Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Weighted-Average Interest Crediting Rate | 4.00% | 4.00% |
| Other Postretirement Benefit Plan, Defined Benefit [Member] | ||
| Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Benefit Obligation [Abstract] | ||
| Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate | 5.73% | 5.26% |
| Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Rate of Compensation Increase | 3.25% | 3.25% |