| Warrant Liability |
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Six Months Ended |
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Year Ended |
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June 30, 2019 |
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December 31, 2018 |
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Number of |
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Number of |
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Warrants |
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Amount |
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Warrants |
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Amount |
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|
13,901,859 |
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|
$ |
11,250,167 |
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|
4,933,231 |
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|
$ |
17,849,460 |
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| |
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|
Issue of warrants expiring, April 10, 2023 |
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— |
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— |
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1,295,554 |
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|
5,212,087 |
|
Issue of warrants expiring, August 10, 2023 |
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— |
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— |
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7,679,574 |
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6,297,251 |
|
Issue of warrants expiring, March 21, 2024 |
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8,455,882 |
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15,897,059 |
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— |
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— |
|
Warrants exercised during the period |
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|
(1,018,506 |
) |
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(3,742,824 |
) |
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|
(6,500 |
) |
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(28,949 |
) |
Warrants expired during the period |
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(135,824 |
) |
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— |
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— |
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— |
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Foreign exhange adjustment during the period |
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— |
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36,625 |
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— |
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(984,462 |
) |
Fair value adjustment during the period |
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— |
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|
3,866,673 |
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— |
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(17,095,220 |
) |
| |
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21,203,411 |
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$ |
27,307,700 |
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13,901,859 |
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$ |
11,250,167 |
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