Consolidated Statements of Stockholders' Equity (Parenthetical) (USD $)	12 Months Ended
Sep. 30, 2012
Consolidated Statements of Stockholders' Equity [Abstract]
Issuance of common stock upon exercise of warrants, non-cash offering costs	$ 2,164,773

Issuance of common stock upon exercise of warrants net offering costs.

No definition available.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration