XML 94 R90.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Warrant Liability - Summary of Warrant Liability (Detail) (USD $) | Dec. 31, 2013 | Oct. 31, 2013
--- | --- | ---
Class of Warrant or Right [Line Items] |  |
Number Outstanding | 9,551,378 |
Exercise Price per share |  | 1.80
Series A Warrants [Member] |  |
Class of Warrant or Right [Line Items] |  |
Number Outstanding | 8,116,895 |
Exercise Price per share | 1.40 |
November 2008 Financing [Member] |  |
Class of Warrant or Right [Line Items] |  |
Number Outstanding | 1,034,483 |
Exercise Price per share | 23.00 |
November 2009 Financing [Member] |  |
Class of Warrant or Right [Line Items] |  |
Number Outstanding | 400,000 |
Exercise Price per share | 15.00 |
Outstanding warrants [Member] |  |
Class of Warrant or Right [Line Items] |  |
Fair Value | $ 5,541,809 |
Outstanding warrants [Member] | Series A Warrants [Member] |  |
Class of Warrant or Right [Line Items] |  |
Fair Value | 5,541,809 |
Outstanding warrants [Member] | November 2008 Financing [Member] |  |
Class of Warrant or Right [Line Items] |  |
Fair Value |  |
Outstanding warrants [Member] | November 2009 Financing [Member] |  |
Class of Warrant or Right [Line Items] |  |
Fair Value |  |

X
- Definition Exercise price per share or per unit of warrants or rights outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)(4)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph i -Subparagraph 4 -Article 4 + Details
Name: | us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights
Namespace Prefix: | us-gaap_
Data Type: | us-types:perUnitItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_ClassOfWarrantOrRightLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of warrants or rights outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph i -Article 4 + Details
Name: | us-gaap_ClassOfWarrantOrRightOutstanding
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Fair value of financial and nonfinancial obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258 + Details
Name: | us-gaap_LiabilitiesFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant