Retirement and Other Benefit Plans Retirement and Other Benefit Plans (Schdeule of Information on Expected Cash Flows) (Details) $ in Thousands	12 Months Ended
Jan. 28, 2017 USD ($)
Funded-Pension Plan, Defined Benefit [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
2017 Employer contributions expected	$ 103
Expected Benefit Payments: 2017	12,117
Expected Benefit Payments: 2018	12,825
Expected Benefit Payments: 2019	13,541
Expected Benefit Payments: 2020	14,263
Expected Benefit Payments: 2021	15,057
Expected Benefit Payments: 2022 - 2026	84,718
Pension Benefits
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Expected Benefit Payments: 2017	14,943
Expected Benefit Payments: 2018	15,472
Expected Benefit Payments: 2019	14,838
Expected Benefit Payments: 2020	17,380
Expected Benefit Payments: 2021	15,767
Expected Benefit Payments: 2022 - 2026	88,208
SERP
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
2017 Employer contributions expected	2,826
Expected Benefit Payments: 2017	2,826
Expected Benefit Payments: 2018	2,647
Expected Benefit Payments: 2019	1,297
Expected Benefit Payments: 2020	3,117
Expected Benefit Payments: 2021	710
Expected Benefit Payments: 2022 - 2026	3,490
Other Postretirement Benefits
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
2017 Employer contributions expected	255
Expected Benefit Payments: 2017	255
Expected Benefit Payments: 2018	231
Expected Benefit Payments: 2019	208
Expected Benefit Payments: 2020	186
Expected Benefit Payments: 2021	166
Expected Benefit Payments: 2022 - 2026	$ 563

Amount of benefits from a defined benefit plan expected to be paid in the five fiscal years after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (f)
-URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920

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- Definition

Amount of benefits from a defined benefit plan expected to be paid in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

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- Definition

Amount of benefits from a defined benefit plan expected to be paid in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

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- Definition

Amount of benefits from a defined benefit plan expected to be paid in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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- Definition

Amount of benefits from a defined benefit plan expected to be paid in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

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- Definition

Amount of benefits from a defined benefit plan expected to be paid in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount of employer's best estimate of contributions expected to be paid to the plan during the next fiscal year beginning after the date of the latest statement of financial position.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920

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