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Stock-Based Compensation (Details 4) (USD $) | 6 Months Ended
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Jun. 30, 2014
Summary of outstanding warrants to purchase common stock |
Shares | 3,355,073
August 2009 Employee Warrants [Member] |
Summary of outstanding warrants to purchase common stock |
Issue Date | Aug. 25, 2009
Exercise Price | $ 0.50
Shares | 80,000
Expiration Date | Aug. 25, 2016
2007 Debt Extension Warrants [Member] |
Summary of outstanding warrants to purchase common stock |
Issue Date | Sep. 22, 2010
Exercise Price | $ 1.00
Shares | 16,000
Expiration Date | Sep. 22, 2015
December 2010 Employee Warrants [Member] |
Summary of outstanding warrants to purchase common stock |
Issue Date | Dec. 03, 2010
Exercise Price | $ 1.63
Shares | 200,000
Expiration Date | Dec. 03, 2015
February 2011 Legal Advisor Warrant [Member] |
Summary of outstanding warrants to purchase common stock |
Issue Date | Feb. 22, 2011
Exercise Price | $ 2.50
Shares | 80,000
Expiration Date | Feb. 22, 2016
March 2011 Investor Warrants One [Member] |
Summary of outstanding warrants to purchase common stock |
Issue Date | Apr. 07, 2011
Exercise Price | $ 3.13
Shares | 34,100
Expiration Date | Apr. 07, 2016
March 2011 Investor Warrants [Member] |
Summary of outstanding warrants to purchase common stock |
Issue Date | Mar. 09, 2011
Exercise Price | $ 3.13
Shares | 349,974
Expiration Date | Mar. 09, 2016
September 2011 Employee Warrant [Member] |
Summary of outstanding warrants to purchase common stock |
Issue Date | Sep. 12, 2011
Exercise Price | $ 3.90
Shares | 20,000
Expiration Date | Dec. 09, 2014
May 2014 Agent Warrant [Member] |
Summary of outstanding warrants to purchase common stock |
Issue Date | May 15, 2015
Exercise Price | $ 5.09
Shares | 75,000
Expiration Date | Nov. 15, 2015
May 2014 Investor Warrant [Member] |
Summary of outstanding warrants to purchase common stock |
Issue Date | May 15, 2015
Exercise Price | $ 5.09
Shares | 2,500,000
Expiration Date | Nov. 15, 2015

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- Definition Date the equity-based award expires, in CCYY-MM-DD format. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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