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Stockholders' Equity (Details) (USD $) | 12 Months Ended
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Sep. 30, 2012
Summary of warrant activity |
Number of warrants, beginning balance | 132,189
Weighted-average exercise price, beginning balance | $ 0.91
Number of warrants, Issued |
Number of warrants, Exercised | (125,522)
Weighted-average exercise price, Exercised | $ 0.91
Number of warrants, Expired |
Number of warrants, ending balance | 6,667
Weighted-average exercise price, ending balance | $ 0.91

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