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Share-Based Compensation (Details Textual) (USD $)	3 Months Ended
	May 04, 2013	Apr. 28, 2012
Share Based Compensation (Additional Textual) [Abstract]
Disposal restricted percentage of RSU	50.00%
Options granted weighted average fair value per share	$ 2.79	$ 2.09
Employee purchase plan discount rate	15.00%
Officer [Member]
Share Based Compensation (Textual) [Abstract]
Restricted stock unit vested percentage upon achievement of sales target	50.00%
Cumulative budgeted net sales target measurement period	2014 through 2016
Restricted stock unit vested percentage for annual operating income	25.00%
Employee Stock Purchase Plan [Member]
Share Based Compensation (Textual) [Abstract]
Shares available for grant under the Plan	63,019
Reservation of shares under stock purchase plan	247,500
Shares purchase under employee stock purchase plan	1,212	997
Non-employee director [Member]
Share Based Compensation (Textual) [Abstract]
Non-employee director is entitled to an annual cash retainer	$ 7,000
Non-employee director is entitled to an annual cash retainer additional	500
Non-employee director received restricted stock award value	20,000
Equity retainer vested, period	12 months
Equity incentive plan [Member]
Share Based Compensation (Textual) [Abstract]
Aggregate shares authorized for awards under the Plan	1,000,000
Shares available for grant under the Plan	382,394
Option granted to employee vested over years	4 years
Plan provides for an automatic annual grant	10 years
Number of shares granted to non director employee directors	5,000
Stock Option [Member]
Share Based Compensation (Textual) [Abstract]
Unrecognized compensation expense related to unvested options	342,000
Restricted Stock Units (RSUs) [Member]
Share Based Compensation (Textual) [Abstract]
Unrecognized compensation expense related to unvested options	$ 891,000
First anniversary [Member] | Restricted Stock Units (RSUs) [Member]
Share Based Compensation (Textual) [Abstract]
Restricted stock unit vested percentage	50.00%
Second anniversary [Member] | Restricted Stock Units (RSUs) [Member]
Share Based Compensation (Textual) [Abstract]
Restricted stock unit vested percentage	50.00%
Third anniversary [Member] | Officer [Member]
Share Based Compensation (Textual) [Abstract]
Restricted stock unit vested percentage	25.00%

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- Definition

Cumulative budgeted net sales target measurement period.

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Disposal restriction as percentage of restricted stock units.

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- Definition

Equity retainer vested period.

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- Definition

Fees for board meetings.

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Fees to non employee director.

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- Definition

Number of shares of stock received by non-employee directors.

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- Definition

Non-employee director received restricted stock award value.

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- Definition

Maximum number of shares available for purchase by employees under the Employee Stock Purchase Plan.

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- Definition

Restricted stock unit vested percentage on anniversary of the grant date provided the grantee is employed by the Company and the Company achieves specific thresholds of net sales and annual operating income.

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- Definition

Restricted stock unit vested percentage upon achievement of operating income return on net assets.

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Restricted stock unit vested percentage upon achievement of sales target.

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Period in which options granted to each non-employee director.

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- Definition

Aggregate unrecognized cost of share-based awards, other than options, made to employees under an equity-based compensation plan, that have yet to vest.

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- Definition

Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

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- Definition

The discount rate from market value on purchase date that participants pay for shares.

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- Definition

The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 123R

-Paragraph A240

-Subparagraph a

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



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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

The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 123R

-Paragraph A240

-Subparagraph c(1)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



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- Definition

Number of shares issued during the period as a result of an employee stock purchase plan.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section S99

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



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-Number 12

-Paragraph 10

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 29, 30

-Article 5



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-Name Regulation S-X (SX)

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