Derivative liability - warrants (restated) (Detail Textual) (USD $)	1 Months Ended	9 Months Ended
Jun. 30, 2012	Sep. 30, 2012
Fair Value Assumptions, Risk Free Interest Rate	8.00%	0.31%
Fair Value Assumptions, Expected Term	4 years	4 years
Fair Value Assumptions, Expected Volatility Rate	75.00%	75.00%
Fair Value Assumptions, Exercise Price		$ 4.00
Share Price		$ 4.28

Agreed upon price for the exchange of the underlying asset.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (e)

-URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19207-110258

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- Definition

Period the instrument, asset or liability is expected to be outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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- Definition

Measure of dispersion, in percentage terms (for instance, the standard deviation or variance), for a given stock price.

+ References

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- Definition

Risk-free interest rate assumption used in valuing an instrument.

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- Definition

Price of a single share of a number of saleable stocks of a company.

+ References

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