Annual Retainer Fee

No definition available.

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- Definition

Cumulative budgeted net sales target measurement period.

+ References

No definition available.

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- Definition

Employee service share based compensation nonvested awards compensation cost not yet recognized period.

+ References

No definition available.

+ Details

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- Definition

Cash paid to each non-employee director for each board meeting attended.

+ References

No definition available.

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- Definition

Annual cash retainer provided to each non-employee director.

+ References

No definition available.

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- Definition

Maximum disposal restriction as percentage of restricted stock units.

+ References

No definition available.

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- Definition

Non Employee Director Number Of Restricted Stocks Received

+ References

No definition available.

+ Details

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- Definition

Non employee director received restricted stock award value.

+ References

No definition available.

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- Definition

Number Of Equity Incentive Plans

+ References

No definition available.

+ Details

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Balance Type:	na
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- Definition

Reservation of shares under employee stock purchase plan.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

- 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.

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Number Of Annual Installments

+ References

No definition available.

+ Details

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- Definition

Share based compensation arrangements by share based payments award expiration period.

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Unrecognized cost of unvested share-based awards, other than options, awarded to employees as compensation.

+ References

No definition available.

+ Details

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Balance Type:	debit
Period Type:	instant

- Definition

Unrecognized cost of unvested options awarded to employees as compensation.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
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Period Type:	instant

- 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.

+ 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)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

Discount rate from fair value on purchase date that participants pay for shares.

+ 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

+ Details

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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

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(2)(iii)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

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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.

+ 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

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)(3)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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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

+ Details

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- Definition

Gross number of share options (or share units) granted during the period.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

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

+ 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 (d)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

Number of shares for which recognition of compensation cost was accelerated.

+ References

No definition available.

+ Details

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Data Type:	xbrli:sharesItemType
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- Definition

Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ 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)(2)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

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

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.3-04)

-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 29, 30

-Article 5

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Share-Based Compensation - Additional Information (Detail)			1 Months Ended		3 Months Ended				6 Months Ended
	Aug. 01, 2014 USD ($)	Feb. 01, 2014 shares	May. 31, 2015 Installment shares	Mar. 31, 2015 Installment shares	Aug. 01, 2015 USD ($) $ / shares shares	May. 02, 2015 $ / shares shares	Aug. 02, 2014 $ / shares shares	May. 03, 2014 $ / shares	Aug. 01, 2015 USD ($) Equity_Plan shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Reservation of shares under Stock Purchase Plan									247,500
Number of equity incentive plan \| Equity_Plan									2
Maximum disposal restricted percentage of RSU									50.00%
Number of options, granted									110,000
Restricted stocks, granted									244,072
Non-employee director is entitled to an annual cash retainer \| $									$ 7,000
Non-employee director received restricted stock award value \| $					$ 7,115				$ 20,000
Options granted weighted average fair value per share \| $ / shares					$ 2.44	$ 2.43	$ 2.84	$ 2.93
2007 Equity Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Incentive plan, expiration period									2017-05
Shares available for grant under the Plan					107,874				107,874
Reservation of shares under Stock Purchase Plan									100,000
2015 Equity Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Incentive plan, expiration period									2025-05
Shares available for grant under the Plan					240,000				240,000
Employee Stock Purchase Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares available for grant under the Plan					54,980				54,980
Employee Stock Purchase Plan discount rate									15.00%
Shares purchase under Employee Stock Purchase Plan					1,293		1,592
Maximum [Member] \| 2015 Equity Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum number of shares of common stock of the Company authorized for issuance					500,000				500,000
Non-Employee Director [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of options, granted					25,000
Non-employee director is entitled to an annual cash retainer additional \| $									$ 500
Chairman of Board [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Amount of Chair Retainer payable \| $	$ 6,000
Chair of Audit Committee [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Amount of Chair Retainer payable \| $	4,000
Chair of Compensation Committee [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Amount of Chair Retainer payable \| $	$ 4,000
Chief Executive Officer [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of options, granted				50,000
Other Key Employees [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of options, granted				35,000
RSA [Member] \| Non-Employee Director [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period									12 months
RSA [Member] \| Chief Executive Officer [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted stocks, granted				537
Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation expense related to unvested options \| $					$ 577,000				$ 577,000
Unrecognized compensation expense related to unvested options, recognize date									Through March 2019
Stock Options [Member] \| 2007 Equity Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period									4 years
Option expiration period									10 years
Stock Options [Member] \| 2015 Equity Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period									4 years
Option expiration period									10 years
2013 Restricted Stock Units (RSUs) [Member] \| First Anniversary [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted stock unit vested percentage									50.00%
2013 Restricted Stock Units (RSUs) [Member] \| Second Anniversary [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted stock unit vested percentage									50.00%
2014 Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of accelerated vesting shares		4,166							0
Unrecognized compensation expense related to unvested options, recognize date									Through May 2019
Unrecognized compensation expense related to unvested RSUs and RSAs \| $					$ 1,658,000				$ 1,658,000
2014 Restricted Stock Units (RSUs) [Member] \| Officer [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Cumulative budgeted net sales target measurement period									2014 through 2016
2014 Restricted Stock Units (RSUs) [Member] \| Officer [Member] \| Net Sales Target [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted stock unit vested percentage									50.00%
2014 Restricted Stock Units (RSUs) [Member] \| Officer [Member] \| ORONA Target [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted stock unit vested percentage									25.00%
2014 Restricted Stock Units (RSUs) [Member] \| Officer [Member] \| Third Anniversary [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted stock unit vested percentage									25.00%
Equity Incentive Plan [Member] \| Non-Employee Director [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Option expiration period									10 years
Number of options, granted									5,000
Number of stock options grant to each non-employee director					722	698
Restricted Stock And Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of annual vesting installments \| Installment				4
Time Based RSUs [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted stocks, granted			80,000
Number of annual vesting installments \| Installment			4
Performance Based RSUs [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period			3 years
Restricted stocks, granted			155,000