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Equity (Tables) | 6 Months Ended
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Jun. 30, 2017
Stock Options [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Summary of option and warrant activities |
|  |  | Number of Units |  |  | Weighted Average Exercise Price |  |  | Weighted Average Remaining Contractual Term (in years) |  |  | Aggregate Intrinsic Value |
Outstanding, December 31, 2016 |  |  |  | 5,906,886 |  |  | $ | 3.52 |  |  |  | 7.90 |  |  |  | 51,704 |
Granted |  |  |  | 2,537,500 |  |  |  | 1.34 |  |  |  |  |  |  |  |  |
Cancelled |  |  |  | (1,455,500 | ) |  |  | 2.39 |  |  |  |  |  |  |  |  |
Outstanding, June 30, 2017 |  |  |  | 6,988,886 |  |  |  | 2.97 |  |  |  | 6.74 |  |  |  | 361,444 |
Exercisable, June 30, 2017 |  |  |  | 3,413,802 |  |  |  | 3.86 |  |  |  | 4.26 |  |  |  | 246,884
Warrants [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Summary of option and warrant activities |
|  | Number of Units |  |  | Weighted Average Exercise Price |  |  | Weighted Average Remaining Contractual Term (in years) |  |  | Aggregate Intrinsic Value |
Outstanding, December 31, 2016 |  |  | 8,964,752 |  |  |  | 3.72 |  |  |  | 1.95 |  |  |  | 1,445,786 |
Exercised |  |  | (9,364 | ) |  |  | 0.78 |  |  |  | - |  |  |  | - |
Cancelled |  |  | (10,000 | ) |  |  | 6.07 |  |  |  | - |  |  |  | - |
Outstanding, June 30, 2017 |  |  | 8,945,388 |  |  |  | 3.69 |  |  |  | 1.53 |  |  |  | 2,547,468 |
Exercisable, June 30, 2017 |  |  | 8,725,388 |  |  |  | 3.62 |  |  |  | 1.44 |  |  |  | 2,530,668

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- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + 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 (d) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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