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Consolidated Statements of Operations and Comprehensive Loss (Parenthetical) (USD $)	3 Months Ended
	Mar. 31, 2013
Consolidated Statements of Operations and Comprehensive Loss [Abstract]
Change in the fair value of warrants issued with down-round protection
Issuance costs allocated to warrants with down-round protection	$ 611,060

X

- Definition

Amount of expense (income) related to adjustment to fair value of warrant liability.

+ References

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



-Publisher FASB



-Name Accounting Standards Codification



-Topic 230



-SubTopic 10



-Section 45



-Paragraph 28



-Subparagraph (b)



-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585







Reference 2: http://www.xbrl.org/2003/role/presentationRef



-Publisher FASB



-Name Accounting Standards Codification



-Topic 480



-SubTopic 10



-Section 25



-Paragraph 13



-URI http://asc.fasb.org/extlink&oid=6939902&loc=d3e20148-110875

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Balance Type:	debit
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X

- Definition

The aggregate amount of other expense amounts, the components of which are not separately disclosed on the income statement, resulting from ancillary business-related activities (that is, excluding major activities considered part of the normal operations of the business) also known as other nonoperating expense recognized during the period. Such amounts may include: (a) unusual costs, (b) loss on foreign exchange transactions, (c) losses on securities (net of profits), and (d) miscellaneous other expense items.

+ References

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



-Publisher SEC



-Name Regulation S-X (SX)



-Number 210



-Section 03



-Paragraph 9



-Article 5







Reference 2: http://www.xbrl.org/2003/role/presentationRef



-Publisher FASB



-Name Accounting Standards Codification



-Topic 225



-SubTopic 10



-Section S99



-Paragraph 2



-Subparagraph (SX 210.5-03.9)



-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

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