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Derivatives (Tables) | 6 Months Ended
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Jun. 30, 2014
Derivatives [Abstract] |
Schedule of derivative warrant instruments activity |
|  | Units |  |  | Fair Value |
Balance, December 31, 2013 |  |  | 1,968,623 |  |  | $ | 6,707,255 |
Transfer from liability classification to equity classification |  |  | (193,661 | ) |  |  | (1,501,988 | )
Change in fair value |  |  | - |  |  |  | 4,621,360 |
Balance, June 30, 2014 |  |  | 1,774,962 |  |  | $ | 9,826,627 |
Summary of fair values of derivative warrants on basis of valuation model |
|  | June 30, |  |  | December 31, |
|  | 2014 |  |  | 2013 |
Market value of common stock on measurement date (1) |  | $ | 7.22 |  |  | $ | 5.89 |
Adjusted exercise price |  | $ | 2.48 |  |  | $ | 2.48 |
Risk free interest rate (2) |  |  | 1.19 | % |  |  | 1.27 | %
Warrant lives in years |  |  | 3.5 years |  |  |  | 0.5 years |
Expected volatility (3) |  |  | 73 | % |  |  | 73 | %
Expected dividend yield (4) |  |  | - |  |  |  | - |
Probability of stock offering in any period over 5 years (5) |  |  | 25 | % |  |  | 25 | %
Range of percentage of existing shares offered (6) |  |  | - |  |  |  | 35 | %
Offering price range (7) |  | $ | 7.50 |  |  | $ | 9 |
(1) | The market value of common stock at the above measurement dates is based on the Company’s trading price quoted on the OTC Markets for December 31, 2013 and on the NYSE MKT for June 30, 2014.
(2) | The risk-free interest rate was determined by management using the Treasury Bill as of the respective measurement date.
(3) | Because the Company does not have adequate trading history to determine its historical trading volatility, the volatility factor was estimated by management using the historical volatilities of comparable companies in the same industry and region.
(4) | Management determined the dividend yield to be 0% based upon its expectation that it will not pay dividends for the foreseeable future.
(5) | Management determines the probability of future stock offering at each evaluation date.
(6) | Management estimates that the range of percentages of existing shares offered in each stock offering will be 0% and 35% of the shares outstanding at June 30, 2014 and December 31, 2013, respectively.
(7) | Represents the estimated offering price range in future offerings as determined by management.

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- Definition Fair value of derivative warrants on basis of valuation model. + References No definition available. + Details
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- Definition Tabular disclosure of pertinent information about a derivative or group of derivatives on a disaggregated basis, such as for individual instruments, or small groups of similar instruments. May include a combination of the type of instrument, risks being hedged, notional amount, hedge designation, related hedged item, inception date, maturity date, or other relevant item. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=35706170&loc=d3e41678-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 25 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6886632&loc=d3e76258-113986 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=35706170&loc=d3e41620-113959 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5579245-113959 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5580258-113959 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5579240-113959 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=35706170&loc=d3e41641-113959 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=35706170&loc=d3e41638-113959 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5624171-113959 Reference 10: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5624163-113959 Reference 11: 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.(n)(2)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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