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Stockholders' Equity (Details 3) (USD $)	12 Months Ended
	Sep. 30, 2012
Share based compensation arrangement by share based payment award options vested and unvested [Abstract]
Number of shares, vested	2,074,410
Weighted Average Exercise Price Per Share, vested	$ 1.44
Weighted Average Remaining Contractual Life, vested	4 years 8 months 19 days
Aggregate Intrinsic Value, vested	$ 4,322,186
Number of shares, unvested	1,437,876
Weighted Average Exercise Price Per Share, unvested	$ 6.20
Weighted Average Remaining Contractual Life, unvested	8 years 11 months 19 days
Aggregate Intrinsic Value, unvested	440,698
Number of shares, total	3,512,286
Weighted Average Exercise Price Per Share, total	$ 3.39
Weighted Average Remaining Contractual Life, total	6 years 5 months 16 days
Aggregate Intrinsic Value, total	$ 4,762,884

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- Definition

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