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Stockholders Equity (Details 5) (USD $)	3 Months Ended
	Dec. 31, 2012
Restricted stock units activity under Company's plan
Number of Shares, beginning balance	3,512,286
Weighted Average Exercise Price Per Share, beginning balance	$ 3.39
Number of Shares, Granted	394,563
Weighted Average Exercise Price Per Share, Granted	$ 2.52
Number of Shares, Exercised	(46,067)
Weighted Average Exercise Price Per Share, Exercised	$ 0.81
Number of Shares, Cancelled	(80,311)
Weighted Average Exercise Price Per Share, Cancelled	$ 7.77
Number of Shares, ending balance	3,780,471
Weighted Average Exercise Price Per Share, ending balance	$ 3.23
Restricted Stock Units (RSUs) [Member]
Restricted stock units activity under Company's plan
Number of Shares, beginning balance	515,834
Weighted Average Exercise Price Per Share, beginning balance	$ 6.30
Number of Shares, Granted	215,000
Weighted Average Exercise Price Per Share, Granted	$ 2.69
Number of Shares, Exercised
Weighted Average Exercise Price Per Share, Exercised
Number of Shares, Cancelled	(11,667)
Weighted Average Exercise Price Per Share, Cancelled	$ 11.05
Number of Shares, ending balance	719,167
Weighted Average Exercise Price Per Share, ending balance	$ 5.15

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The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

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

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The number of shares reserved for issuance under stock option agreements awarded under the plan that validly exist and are outstanding as of the balance sheet date, including vested options.

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

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

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