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Pension Plans and Other Retirement Benefits - Fair Value for Pension Assets Measured at Fair Value on Recurring Basis (Detail) - Funded Plan - USD ($) $ in Thousands	Feb. 02, 2019	Feb. 03, 2018	Jan. 28, 2017
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	$ 1,245,335	$ 1,417,531	$ 1,176,960
Fair value of assets	1,245,335	1,417,531
Futures Contracts
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	1,029	337
Short-Term Investments
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	111,803	109,183
Equity Securities
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	226,042	279,635
Corporate and Government Bond Funds
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	376,438	420,117
Assets in Fair Value Hierarchy
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	715,312	809,272
Assets Measured at Net Asset Value
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	530,023	608,259
Level 1
Defined Benefit Plan Disclosure [Line Items]
Fair value of assets	337,845	388,818
Level 1 | Short-Term Investments
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	111,803	109,183
Level 1 | Equity Securities
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	226,042	279,635
Level 1 | Assets in Fair Value Hierarchy
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	337,845	388,818
Level 2
Defined Benefit Plan Disclosure [Line Items]
Fair value of assets	377,467	420,454
Level 2 | Futures Contracts
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	1,029	337
Level 2 | Corporate and Government Bond Funds
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	376,438	420,117
Level 2 | Assets in Fair Value Hierarchy
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	$ 377,467	$ 420,454

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- Definition

Defined Benefit Plan Fair Value Of Plan Assets Gross

+ References

No definition available.

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- Definition

Amount of asset segregated and restricted to provide benefit under defined benefit plan. Asset includes, but is not limited to, stock, bond, other investment, earning from investment, and contribution by employer and employee.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (d)(iv)(01)
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