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SHARE-BASED COMPENSATION (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2022
SHARE-BASED COMPENSATION |
Share based compensation expense | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​
(in thousands) |  | 2022 |  | 2021
​ | ​ | ​ | ​ | ​ | ​ | ​
Share-based compensation expense for: |  | ​ |  |  | ​ |
Share options | ​ | $ | (1,416) | ​ | $ | (1,383)
RSUs | ​ |  | (2,076) | ​ |  | (1,435)
PSUs | ​ |  | (244) | ​ |  | (14)
Share based compensation expense | ​ | $ | (3,736) | ​ | $ | (2,832)
​
Summary of the share options continuity | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​
​ |  | 2022 |  | 2021
​ | ​ | ​ |  | Weighted |  | ​ |  | Weighted
​ | ​ | ​ | ​ | Average | ​ | ​ | ​ | Average
​ | ​ | ​ | ​ | Exercise | ​ | ​ | ​ | Exercise
​ | ​ | Number of | ​ | Price per | ​ | Number of | ​ | Price per
​ | ​ | Common | ​ | Share | ​ | Common | ​ | Share
​ | ​ | Shares | ​ | (CAD) | ​ | Shares | ​ | (CAD)
Share options outstanding-January 1 |  | 9,449,895 | ​ | $ | 0.86 |  | 15,077,243 | ​ | $ | 0.67
Grants |  | 1,687,000 | ​ |  | 1.82 |  | 4,171,000 | ​ |  | 1.30
Exercises (1) |  | (2,169,681) | ​ |  | 0.67 |  | (8,451,848) | ​ |  | 0.75
Expiries |  | (26,000) | ​ |  | 0.85 |  | (31,000) | ​ |  | 0.66
Forfeitures |  | (402,000) | ​ |  | 1.14 |  | (1,315,500) | ​ |  | 0.79
Share options outstanding-December 31 |  | 8,539,214 | ​ | $ | 1.09 |  | 9,449,895 | ​ | $ | 0.86
Share options exercisable-December 31 |  | 5,178,714 | ​ | $ | 0.78 |  | 4,370,895 | ​ | $ | 0.61
| (1) | The weighted average share price at the date of exercise was CAD$1.75 (December 31, 2021 - CAD$1.49).
Summary of the Company's share options outstanding | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Weighted |  | ​ |  | Weighted-
​ | ​ | Average | ​ | ​ | ​ | Average
​ | ​ | Remaining | ​ | ​ | ​ | Exercise
Range of Exercise | ​ | Contractual | ​ | Number of | ​ | Price per
Prices per Share | ​ | Life | ​ | Common | ​ | Share
(CAD) | ​ | (Years) | ​ | Shares | ​ | (CAD)
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Share options outstanding |  |  |  |  |  | ​ |
$0.25 to $0.49 |  | 2.21 |  | 1,822,000 | ​ | $ | 0.46
$0.50 to $0.74 |  | 0.97 |  | 1,841,714 | ​ |  | 0.66
$0.75 to $0.99 |  | — |  | — | ​ |  | —
$1.00 to $1.49 |  | 3.22 |  | 3,125,500 | ​ |  | 1.28
$1.50 to $1.99 |  | 4.22 |  | 1,634,000 | ​ |  | 1.82
$2.00 to $2.49 |  | 3.91 |  | 116,000 | ​ |  | 2.27
Share options outstanding-December 31, 2022 |  | 2.72 |  | 8,539,214 | ​ | $ | 1.09
​
Fair value of options granted assumptions | ​
​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​
​ |  | 2022 |  | 2021 | ​
​ | ​ | ​ | ​ | ​ | ​
Risk-free interest rate |  | 1.44% - 4.07 | % | 0.70% - 1.29 | %
Expected share price volatility |  | 73.8% - 76.78 | % | 66.11% - 73.37 | %
Expected life |  | 3.37 years - 3.42 | years | 3.4 | years
Expected dividend yield |  | — |  | — | ​
Fair value per option granted |  | CAD$0.82 - CAD$1.10 |  | CAD$0.59 - CAD$1.22 | ​
​
RSUs continuity | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​
​ |  | 2022 |  | 2021
​ | ​ | ​ |  | Weighted | ​ | ​ |  | Weighted
​ | ​ | ​ | ​ | Average | ​ | ​ | ​ | Average
​ | ​ | Number of | ​ | Fair Value | ​ | Number of | ​ | Fair Value
​ | ​ | Common | ​ | Per RSU | ​ | Common | ​ | Per RSU
​ |  | Shares |  | (CAD) |  | Shares |  | (CAD)
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
RSUs outstanding-January 1 |  | 5,801,841 | ​ | $ | 0.80 |  | 5,691,899 | ​ | $ | 0.52
Grants |  | 1,251,000 | ​ |  | 2.08 |  | 1,958,000 | ​ |  | 1.44
Exercises (1) |  | (435,002) | ​ |  | 0.82 |  | (760,329) | ​ |  | 0.56
Forfeitures |  | (201,750) | ​ |  | 1.04 |  | (1,087,729) | ​ |  | 0.63
RSUs outstanding-December 31 |  | 6,416,089 | ​ | $ | 1.04 |  | 5,801,841 | ​ | $ | 0.80
RSUs vested-December 31 |  | 3,307,840 | ​ | $ | 0.67 |  | 1,997,677 | ​ | $ | 0.59
| (1) | The weighted average share price at the date of exercise was CAD$1.79 (December 31, 2021 - CAD$1.54).
PSUs continuity | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​
​ |  | 2022 |  | 2021
​ | ​ | Weighted |  | ​ | ​ | ​ | ​ |  | Weighted
​ | ​ | Average | ​ | ​ | ​ | ​ | ​ | ​ | Average
​ | ​ | Number of | ​ | Fair Value | ​ | Number of | ​ | Fair Value
​ | ​ | Common | ​ | Per PSU | ​ | Common | ​ | Per PSU
​ |  | Shares |  | (CAD) |  | Shares |  | (CAD)
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
PSUs outstanding-January 1 |  | 1,530,000 | ​ | $ | 0.62 |  | 2,020,000 | ​ | $ | 0.63
Grants |  | 120,000 | ​ |  | 2.08 |  | — | ​ |  | —
Exercises (1) |  | (120,000) | ​ |  | 0.38 |  | (210,000) | ​ |  | 0.66
Forfeitures |  | (60,000) | ​ |  | 0.38 |  | (280,000) | ​ |  | 0.68
PSUs outstanding-December 31 |  | 1,470,000 | ​ | $ | 0.77 |  | 1,530,000 | ​ | $ | 0.62
PSUs vested-December 31 |  | 1,080,000 | ​ | $ | 0.65 |  | 870,000 | ​ | $ | 0.63
| (1) | The weighted average share price at the date of exercise was CAD$1.58 (December 31, 2021 - CAD$1.41).

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