5. SHAREHOLDERS' EQUITY (Details 1) (USD $)	9 Months Ended
May 31, 2013
Awards Outstanding	570,600
Weighted-Average Exercise Price Per Share
Outstanding	$ 1.92
Qualified ISO
Awards Outstanding, beginning balance	689,800
Granted	20,000
Exercised	(175,800)
Awards Outstanding	534,000
Exercisable	392,600
Weighted-Average Exercise Price Per Share
Outstanding	$ 1.74
Granted	$ 5.06
Exercised	$ 1.9
Outstanding	$ 1.82
Exercisable	$ 1.45
Weighted-Average Remaining Contractual Life
Outstanding	4 years 2 months 16 days
Exercisable	4 years 18 days
Non-Qualified SO
Awards Outstanding, beginning balance	36,600
Awards Outstanding	36,600
Exercisable	19,400
Weighted-Average Exercise Price Per Share
Outstanding	$ 3.47
Outstanding	$ 3.47
Exercisable	$ 3.14
Weighted-Average Remaining Contractual Life
Outstanding	7 years 4 months 20 days
Exercisable	6 years 2 months 26 days

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

+ References

No definition available.

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- Definition

Number of options outstanding, including both vested and non-vested options.

+ References

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

Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

+ References

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-Publisher FASB

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- Definition

The number of exercisable share options (fully vested and expected to vest) that may be converted as of the balance sheet date.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

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- Definition

As of the balance sheet date, the weighted-average exercise price (at which grantees can acquire the shares reserved for issuance) for exercisable stock options that are fully vested or expected to vest.

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- Definition

Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

+ References

No definition available.

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- Definition

Weighted average remaining contractual term of exercisable stock options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Weighted average remaining contractual term of outstanding stock options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Number of share options (or share units) exercised during the current period.

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