Retirement Plans - Summary of Components of Net Periodic Benefit Cost and Other Amounts Recognized in Accumulated Other Comprehensive (Income)/Loss (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Jan. 31, 2015	Feb. 01, 2014	Feb. 02, 2013
Net periodic benefit cost:
Interest cost	$ 1,336us-gaap_DefinedBenefitPlanInterestCost	$ 1,418us-gaap_DefinedBenefitPlanInterestCost	$ 1,752us-gaap_DefinedBenefitPlanInterestCost
Expected Return on Plan Assets	1,255	1,244	1,500
Amortization of net loss	0	(600)	(726)
Settlement loss recognized	(129)	0	(1,760)
Net periodic benefit cost	210	774	2,738
Other changes in plan assets and benefit obligations recognized in other comprehensive loss:
Net actuarial gain/(loss)	(3,097)	4,156	(1,153)
Pension settlement charge	129	0	1,760
Amortization of net actuarial loss	0	(600)	(726)
Total recognized in other comprehensive loss/(income)	2,968	(4,756)	(1,333)
Amount Recognized in Net Periodic Benefit Cost and Other Comprehensive loss/(income), before Tax	$ 3,178	$ (3,982)	$ 1,405

Retirement Plans - Summary of Components of Net Periodic Benefit Cost and Other Amounts Recognized in Accumulated Other Comprehensive (Income)/Loss (Detail) (USD $)
In Thousands, unless otherwise specified

12 Months Ended

Jan. 31, 2015

Feb. 01, 2014

Feb. 02, 2013

Net periodic benefit cost:

Interest cost

$ 1,336us-gaap_DefinedBenefitPlanInterestCost

$ 1,418us-gaap_DefinedBenefitPlanInterestCost

$ 1,752us-gaap_DefinedBenefitPlanInterestCost

Expected Return on Plan Assets

1,255us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets

1,244us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets

1,500us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets

Amortization of net loss

0us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses

(600)us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses

(726)us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses

Settlement loss recognized

(129)us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1

0us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1

(1,760)us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1

Net periodic benefit cost

210us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost

774us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost

2,738us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost

Other changes in plan assets and benefit obligations recognized in other comprehensive loss:

Net actuarial gain/(loss)

(3,097)us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax

4,156us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax

(1,153)us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax

Pension settlement charge

129us-gaap_OtherComprehensiveIncomeLossFinalizationOfPensionAndNonPensionPostretirementPlanValuationBeforeTax

0us-gaap_OtherComprehensiveIncomeLossFinalizationOfPensionAndNonPensionPostretirementPlanValuationBeforeTax

1,760us-gaap_OtherComprehensiveIncomeLossFinalizationOfPensionAndNonPensionPostretirementPlanValuationBeforeTax

Amortization of net actuarial loss

0us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax

(600)us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax

(726)us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax

Total recognized in other comprehensive loss/(income)

2,968us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax

(4,756)us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax

(1,333)us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax

Amount Recognized in Net Periodic Benefit Cost and Other Comprehensive loss/(income), before Tax

$ 3,178us-gaap_AmountRecognizedInNetPeriodicBenefitCostAndOtherComprehensiveIncomeLossBeforeTax

$ (3,982)us-gaap_AmountRecognizedInNetPeriodicBenefitCostAndOtherComprehensiveIncomeLossBeforeTax

$ 1,405us-gaap_AmountRecognizedInNetPeriodicBenefitCostAndOtherComprehensiveIncomeLossBeforeTax

- Definition

Amount recognized in net periodic benefit cost and other comprehensive income.

+ References

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The amount of gains or losses recognized in net periodic benefit cost.

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- Definition

An amount calculated as a basis for determining the extent of delayed recognition of the effects of changes in the fair value of assets. The expected return on plan assets is determined based on the expected long-term rate of return on plan assets and the market-related value of plan assets.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

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- Definition

The increase in a defined benefit pension plan's projected benefit obligation or a defined benefit postretirement plan's accumulated postretirement benefit obligation due to the passage of time.

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- Definition

The total amount of net periodic benefit cost for defined benefit plans for the period. Periodic benefit costs include the following components: service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) due to settlements or curtailments.

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- Definition

Amount of net gain (loss) recognized in net periodic benefit cost as a result of an irrevocable action that relieves the employer (or the plan) of primary responsibility for a benefit obligation and eliminates significant risks related to the obligation and the assets used to effect the settlement. Examples of transactions that constitute a settlement include, but are not limited to, lump-sum cash payments to plan participants in exchange for their rights to receive specified benefits and purchasing nonparticipating annuity contracts to cover vested benefits.

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Amount before tax of gain (loss) adjustment to other comprehensive income (loss) resulting from settlement or curtailment of defined benefit pension and other postretirement defined benefit plans.

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-Glossary Settlement of a Pension or Postretirement Benefit Obligation

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Amount before tax, after reclassification adjustments, of (increase) decrease in accumulated other comprehensive (income) loss related to pension and other postretirement defined benefit plans.

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Amount before tax of (increase) decrease in the value of the projected benefit obligation related to a change in an actuarial assumption and increase (decrease) in the value of the plan assets resulting from experience different from that assumed, that has not been recognized in net periodic benefit (cost) credit.

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Amount before tax of reclassification adjustment from accumulated other comprehensive income (loss) for actuarial gain (loss) related to pension and other postretirement benefit plans.

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