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Summary of Significant Accounting Policies (Tables) | 12 Months Ended
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Jun. 30, 2015
Summary of Significant Accounting Policies [Abstract] |
Fair value, financial liabilities measured on recurring basis |
|  | Quoted Prices |  |  |  |  |  |  |  |  |  |
|  | In Active |  |  | Significant |  |  |  |  |  | Total |
|  | Markets for |  |  | Other |  |  | Significant |  |  | Carrying |
|  | Identical |  |  | Observable |  |  | Unobservable |  |  | Value as of |
|  | Assets |  |  | Inputs |  |  | Inputs |  |  | June 30, |
Description |  | (Level 1) |  |  | (Level 2) |  |  | (Level 3) |  |  | 2015 |
Derivative liabilities - warrant instruments |  | $ | - |  |  | $ | - |  |  | $ | 14,001,369 |  |  | $ | 14,001,369 |
The following table sets forth, by level within the fair value hierarchy, the Company’s financial liabilities that were accounted for at fair value on a recurring basis as of June 30, 2014:
Description |  | Quoted Prices In Active Markets for Identical Assets (Level 1) |  |  | Significant Other Observable Inputs (Level 2) |  |  | Significant Unobservable Inputs (Level 3) |  |  | Total Carrying Value as of June 30, 2014, |
Derivative liabilities - warrant instruments |  | $ | - |  |  | $ | - |  |  | $ | 25,586,933 |  |  | $ | 25,586,933 |
Fair value of the company level three financial liabilities |
|  | Quoted Prices |  |  |  |  |  |  |  |  |  |
|  | In Active |  |  | Significant |  |  |  |  |  | Total |
|  | Markets for |  |  | Other |  |  | Significant |  |  | Carrying |
|  | Identical |  |  | Observable |  |  | Unobservable |  |  | Value as of |
|  | Assets |  |  | Inputs |  |  | Inputs |  |  | June 30, |
Description |  | (Level 1) |  |  | (Level 2) |  |  | (Level 3) |  |  | 2015 |
Derivative liabilities - warrant instruments |  | $ | - |  |  | $ | - |  |  | $ | 14,001,369 |  |  | $ | 14,001,369 |
The following table sets forth, by level within the fair value hierarchy, the Company’s financial liabilities that were accounted for at fair value on a recurring basis as of June 30, 2014:
Description |  | Quoted Prices In Active Markets for Identical Assets (Level 1) |  |  | Significant Other Observable Inputs (Level 2) |  |  | Significant Unobservable Inputs (Level 3) |  |  | Total Carrying Value as of June 30, 2014 |
Derivative liabilities - warrant instruments |  | $ | - |  |  | $ | - |  |  | $ | 25,586,933 |  |  | $ | 25,586,933 |
The following table sets forth a reconciliation of changes in the fair value of financial liabilities classified as level 3 in the fair value hierarchy:
|  | Significant Unobservable Inputs (Level 3) |
|  | Year Ended June 30, |  |  | Six Months Ended June 30, |  |  | Year Ended December 31, |
|  | 2015 |  |  | 2014 |  |  | 2013 |
Beginning balance |  | $ | 25,586,933 |  |  | $ | 20,103,425 |  |  | $ | 5,090,988 |
Change in fair value of derivative liabilities included in net loss for the year ended June 30, 2015, for the six months ended June 30, 2014, and for the year ended December 31, 2013, respectively |  |  | 3,710,277 |  |  |  | 7,954,970 |  |  |  | 12,877,675 |
Additions - warrant instruments |  |  | - |  |  |  | 4,333,163 |  |  |  | 373,699 |
Transfer of warrant instruments to additional paid-in-capital |  |  | (15,295,841 | ) |  |  | (6,804,625 | ) |  |  | - |
Additions - conversion feature of Series A preferred stock |  |  | - |  |  |  | - |  |  |  | 1,761,063 |
Ending balance |  | $ | 14,001,369 |  |  | $ | 25,586,933 |  |  | $ | 20,103,425 |
Summary of anti-dilutive securities |
|  | Year Ended June 30, 2015 |  |  | Six Months Ended June 30, 2014 |  |  | Year Ended December 31, 2013 |
Class A convertible preferred stock |  |  | 71,672 |  |  |  | 667,462 |  |  |  | - |
Series A preferred stock |  |  | - |  |  |  | - |  |  |  | 2,720,826 |
Common stock warrants |  |  | 5,362,183 |  |  |  | 8,628,911 |  |  |  | 1,785,303 |
Restricted stock awards |  |  | 94,000 |  |  |  | - |  |  |  | - |
Common stock options |  |  | 777,630 |  |  |  | 673,034 |  |  |  | 373,082 |
Total |  |  | 6,305,485 |  |  |  | 9,969,407 |  |  |  | 4,879,211 |

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- Definition Tabular disclosure of the fair value measurement of liabilities using significant unobservable inputs (Level 3), a reconciliation of the beginning and ending balances, separately presenting changes attributable to the following: (1) total gains or losses for the period (realized and unrealized), segregating those gains or losses included in earnings (or changes in net assets), and gains or losses recognized in other comprehensive income (loss) and a description of where those gains or losses included in earnings (or changes in net assets) are reported in the statement of income (or activities); (2) purchases, sales, issues, and settlements (each type disclosed separately); and (3) transfers in and transfers out of Level 3 (for example, transfers due to changes in the observability of significant inputs) by class of liability. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19279-110258 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258 + Details
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- Definition Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19190-110258 + Details
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