Percent of shares available for awards.

No definition available.

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- Definition

Maximum percent of shares under the equity plan that can be granted to a participant without vesting provisions (percent).

+ References

No definition available.

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- Definition

Share-based compensation reduction in outstanding reserve for share granted.

+ References

No definition available.

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- Definition

Share-based Compensation, Reduction in outstanding reserve for share granted full value award.

+ References

No definition available.

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- Definition

Unrecognized cost of unvested share-based compensation awards.

+ References

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- Definition

Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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- Definition

The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585

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- Definition

General descriptive information regarding an arrangement under which employees and directors receive: (a) awards of equity shares, equity share options, or other equity instruments; or (b) the entity incurs liabilities to them: (1) in amounts based, at least in part, on the price of the entity's shares or other equity instruments; or (2) that require or may require settlement by issuance of the entity's shares. Such an arrangement is usually provided to employees and directors to compensate them, provide performance incentives to them, and to attract or retain their services. May also include pertinent information particular to a plan that is not elsewhere specified in the taxonomy.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
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- Definition

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

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- Definition

Date the equity-based award expires, in CCYY-MM-DD format.

+ References

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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

Number of additional shares authorized for issuance under an established share-based compensation plan.

+ References

No definition available.

+ Details

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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

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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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

Description of significant modifications (such as a change in expiration dating, vesting rights, or exercise prices) to an equity-based compensation plan, including the terms of the modifications.

+ References

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- Definition

Number of shares (or other type of equity) issued during the period as a result of any equity-based compensation plan other than an employee stock ownership plan (ESOP), net of any shares forfeited. Shares issued could result from the issuance of restricted stock, the exercise of stock options, stock issued under employee stock purchase plans, and/or other employee benefit plans.

+ References

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

Value of stock (or other type of equity) issued during the period as a result of any equity-based compensation plan other than an employee stock ownership plan (ESOP), net of stock value of such awards forfeited. Stock issued could result from the issuance of restricted stock, the exercise of stock options, stock issued under employee stock purchase plans, and/or other employee benefit plans.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
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-Paragraph 1
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Stock-Based Compensation - Additional Information (Details) - USD ($)		3 Months Ended
	Aug. 04, 2016	Apr. 29, 2017	Apr. 30, 2016
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares granted		0	0
Stock compensation expense		$ 288,000	$ 315,000
Non Employee Directors
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of shares of common stock issued		7,898
Fair value of common stock issued		$ 24,525
Restricted Stock
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares granted		484,558
RSUs
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares granted		734,268	423,230
Deferred stock
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares granted		19,143	8,434
Time Vested Stock Options Restricted Stock and RSU Awards
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Unrecognized stock compensation cost		$ 3,300,000
Unrecognized stock compensation cost weighted average recognition period		26 months
2016 Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Incentive plan expiration date		Jul. 31, 2016
Common stock reserve, shares	5,200,000
Reduction in outstanding reserve for share granted	1.00%
Reduction in outstanding reserve for share granted, full-value award	1.90%
Share-based compensation arrangement plan modification description		In addition to the initial share reserve of 5,200,000 shares, the 525,538 shares that remained available under our 2006 Plan were added and became available for issuance under the 2016 Plan on August 4, 2016. In accordance with the terms of the 2016 Plan, any shares outstanding under the 2006 Plan at August 4, 2016 that subsequently terminate, expire or are canceled for any reason without having been exercised or paid are added back and become available for issuance under the 2016 Plan, with options and stock appreciation rights being added back on a one-for-one basis and full-value awards being added back on a 1 to 1.9 basis. At April 29, 2017, the Company had 6,645,815 shares available under the 2016 Plan.
Shares available for grant		6,645,815
Performance based compensation description		Plan are added back and become available for issuance under the 2016 Plan, with options and stock appreciation rights being added back on a one-for-one basis and full-value awards being added back on a 1 to1.9 basis.
Number of additional shares authorized	525,538
Percent of shares available for awards	5.00%
Share-based compensation description		Except with respect to 5% of the shares available for awards under the 2016 Plan, no award will become exercisable or otherwise forfeitable unless such award has been outstanding for a minimum period of one year from its date of grant.