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SHARE CAPITAL AND SHAREBASED PAYMENTS (Details) | 12 Months Ended
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Dec. 31, 2020 $ / shares shares | Dec. 31, 2019 $ / shares shares | Dec. 31, 2019 $ / shares shares
Statement [Line Items] |  |  |
Outstanding and exercisable underlying shares, Beginning | 7,639,968 |  |
Stock options [Member] |  |  |
Statement [Line Items] |  |  |
Outstanding and exercisable underlying shares, Beginning | 2,638,500 | 2,917,500 | 2,917,500
Granted | 1,700,000 | 526,000 | 526,000
Cancelled / Forfeited | (807,500) | (255,000) | (255,000)
Expired |  | (550,000) | (550,000)
Exercised | (48,000) |  |
Stock options outstanding, Ending | 3,483,000 | 2,638,500 | 2,638,500
Stock options exercisable | 2,208,000 |  |
Outstanding and exercisable Weighted Average Exercise Price, Beginning | $ / shares | $ 1.82 |  | $ 2.04
Weighted Average Exercise Price, Granted | $ / shares | 1.64 |  | 0.79
Weighted Average Exercise Price, Exercised | (per share) | 0.79 | $ 0.00 |
Weighted Average Exercise Price, Cancelled / Forfeited | $ / shares | 1.70 |  | 2.09
Weighted Average Exercise Price, Expired | $ / shares |  |  | 1.90
Stock options outstanding | $ / shares | 1.77 |  | $ 1.82
Weighted Average Exercise Price, Stock options exercisable | (per share) | $ 1.85 | $ 0.00 |

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