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Capital Disclosures (Tables) | 12 Months Ended
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Dec. 31, 2017
Statement of changes in equity [abstract] |
Schedule of capital components |
| 2017 $ | 2016 $
Cash and cash equivalents | 11,836,119 |  | 12,034,282 |
Short-term investments | — |  | 2,088,800 |
Shareholders’ equity | 8,283,846 |  | 10,689,620 |

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