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Warrants to Purchase Common Shares Outstanding (Detail) | 6 Months Ended
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Jun. 30, 2014
Class of Warrant or Right [Line Items] |
Amount | 9,772,276
Exercise Price | 1.41
Warrant issued on 7/31/09 |
Class of Warrant or Right [Line Items] |
Amount | 1,684,888
Exercise Price | 1.00
Expiration Date | 7/30/14
Warrant issued on 10/16/09 |
Class of Warrant or Right [Line Items] |
Amount | 7,487,388
Exercise Price | 1.50
Expiration Date | 10/15/14
Warrant issued on 10/16/09 |
Class of Warrant or Right [Line Items] |
Amount | 600,000
Exercise Price | 1.50
Expiration Date | 10/15/14

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- Definition Class of Warrant or Right, Expiration Date + References No definition available. + Details
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- 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
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- 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
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