Postretirement Health Care and Life Insurance Benefits (Weighted Average Assumptions Used To Determine Projected Benefit Obligations For Postretirement Obligations) (Details) |
Feb. 03, 2018 |
Jan. 28, 2017 |
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| Other Postretirement Benefits Plan [Member] | ||
| Discount rate | 3.71% | 3.99% |
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- Definition Weighted average rate for present value of future retirement benefits cash flows, used to determine benefit obligation of defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Details
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