Retirement Plans and Other Benefits (Weighted-Average Assumptions used to Determine Benefit Obligations and Net Benefit Cost) (Details)	12 Months Ended
Feb. 01, 2020	Feb. 02, 2019	Feb. 03, 2018
Pension Benefits [Member]
Schedule of Benefit Obligations Weighted Average Assumptions [Line Items]
Discount rate, net periodic benefit costs	4.00%	4.00%	4.00%
Rate of compensation increase, net periodic benefit costs	3.60%	3.60%	3.60%
Expected long-term rate of return on assets, net periodic benefit costs	5.80%	5.90%	5.80%
Discount rate, benefit obligation	2.90%	4.00%
Rate of compensation increase, benefit obligation	3.60%	3.60%
Postretirement Benefits [Member]
Schedule of Benefit Obligations Weighted Average Assumptions [Line Items]
Discount rate, net periodic benefit costs	4.10%	3.70%	4.00%
Discount rate, benefit obligation	3.00%	4.10%

Schedule of Benefit Obligations Weighted Average Assumptions [Line Items]

No definition available.

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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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (k)(1)
-URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920

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- Definition

Weighted average rate increase of compensation, used to determine benefit obligation of defined benefit plan. Plan includes, but is not limited to, pay-related defined benefit plan.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (k)(2)
-URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920

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- Definition

Weighted average rate for present value of future retirement benefits cash flows, used to determine net periodic benefit cost of defined benefit plan.

+ References

+ Details

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- Definition

Weighted average rate of return on plan assets, reflecting average rate of earnings expected on existing plan assets and expected contributions, used to determine net periodic benefit cost of defined benefit plan.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (k)(3)
-URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920

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- Definition

Weighted average rate of compensation increase used to determine net periodic benefit cost of defined benefit plan. Plan includes, but is not limited to, pay-related defined benefit plan.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (k)(2)
-URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920

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- Details

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