Employee Benefit Plans (Narrative) (Details) (USD $) In Thousands, except Share data, unless otherwise specified	1 Months Ended	12 Months Ended
Mar. 19, 2012	Feb. 02, 2013	Jan. 28, 2012	Jan. 29, 2011
Retirement Savings Plan:
Requisite service period for participation	1 year		1 year
Requisite participant age	21 years		21 years
Requisite work hours for participation	1000 hours		1000 hours
Percentage of earnings which may be contributed	20.00%	20.00%	20.00%	20.00%
Eligible earnings which may be contributed, and matched by employer	4.00%	4.00%	4.00%	4.00%
Employer match percentage	50.00%	50.00%	50.00%	50.00%
Contributions charged to expense		$ 611	$ 591	$ 508
Deferred Compensation Plan:
Compensation expense		867	432	879
Total deferred compensation liability		7,200	6,100
Employee Stock Purchase Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares of common stock reserved for issuance		450,000
Employee service period		1 year
Maximum ownership rate		10.00%
Purchase price, percentage of fair market value		85.00%
Maximum annual purchases under plan		5
Shares issued under plan		11,000	12,500	12,500
Proceeds from issuance of shares under plan		$ 201	$ 190	$ 160
Shares of unissued common stock reserved for future purchase		136,093

Defined contribution plan, maximum employee contribution to plan.

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Defined Contribution Pension And Other Postretirement Plans, Requisite Annual Work Hours.

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Defined Contribution Pension And Other Postretirement Plans, Requisite Participant Age.

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Defined Contribution Pension And Other Postretirement Plans, Requisite Service Period.

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- Definition

Share Based Compensation Arrangement, By Share Based Payment Award, Maximum Ownership Percentage.

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- Definition

The highest value of shares an employee can purchase under the plan per period.

+ References

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- Definition

Aggregate number of common shares reserved for future issuance.

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 129

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.29)

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- Definition

The compensation expense recognized during the period pertaining to the deferred compensation arrangement.

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-Publisher AICPA

-Name Accounting Principles Board Opinion (APB)

-Number 12

-Paragraph 6, 7

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-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (b)

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-Topic 710

-SubTopic 10

-Section 30

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- Definition

The carrying amount of the liability as of the balance sheet date to an individual under a deferred compensation arrangement. This amount may be the result of periodic accruals made over the period of active employment, or reflect termination benefits resulting contractual terms or a death benefit.

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 123R

-Paragraph 64, 65

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-Number 12

-Paragraph 6, 7

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- Definition

Amount of discretionary contributions made by an employer to a defined contribution plan.

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- Definition

Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan.

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Maximum percentage of employee gross pay, by the terms of the plan, that the employer may contribute to a defined contribution plan.

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- Definition

The cash inflow associated with the amount received from holders to acquire the entity's shares under incentive and share awards other than stock option exercises. This item inherently excludes any excess tax benefit, which the entity may have realized and reported separately.

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-Number 123R

-Paragraph A240

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- Definition

Estimated period over which an employee is required to provide service in exchange for the equity-based payment award, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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-Name Accounting Standards Codification

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-Section 50

-Paragraph 2

-Subparagraph (a)(1)

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- Definition

The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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- Definition

Purchase price of common stock expressed as a percentage of its fair market value.

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- Definition

Number of share instruments newly issued under a share-based compensation plan.

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-Name Accounting Standards Codification

-Topic 718

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