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Stock-based compensation (Tables) | 12 Months Ended
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Dec. 31, 2023
Share-Based Payment Arrangement [Abstract] |
Schedule of stock-based compensation expenses included in general and administrative expenses | Stock-based compensation expenses included in general and administrative expenses are as follows:
Year ended December 31, | Note |  | 2023 |  | 2022
Restricted share unit plan | 20(a) |  | $ | 2,702 |  |  | $ | 2,154 |
Performance restricted share unit plan | 20(b) |  | 2,677 |  |  | 2,522 |
Deferred stock unit plan | 20(c) |  | 10,449 |  |  | 104 |
|  |  | $ | 15,828 |  |  | $ | 4,780 |
Schedule of restricted share unit plan activity |
|  | Number of units |  | Weighted-average exercise price $ per share
Outstanding at December 31, 2021 |  | 553,411 |  |  | 13.55 |
Granted |  | 167,631 |  |  | 15.55 |
Vested |  | (169,689) |  |  | 14.13 |
Forfeited |  | (15,455) |  |  | 13.41 |
Outstanding at December 31, 2022 |  | 535,898 |  |  | 14.44 |
Granted |  | 199,468 |  |  | 27.44 |
Vested |  | (256,193) |  |  | 8.77 |
Forfeited |  | (13,867) |  |  | 17.60 |
Outstanding at December 31, 2023 |  | 465,306 |  |  | 23.04 |
Schedule of performance restricted share units |
|  | Number of units |  | Weighted-average exercise price $ per share
Outstanding at December 31, 2021 |  | 426,569 |  |  | 12.06 |
Granted |  | 116,775 |  |  | 15.55 |
Vested |  | (111,630) |  |  | 14.13 |
Outstanding at December 31, 2022 |  | 431,714 |  |  | 12.47 |
Granted |  | 101,597 |  |  | 25.62 |
Vested |  | (213,623) |  |  | 8.48 |
Outstanding at December 31, 2023 |  | 319,688 |  |  | 19.32 |
Schedule of assumptions used in estimate of fair value | The Company estimated the fair value of the PSUs granted during the years ended December 31, 2023 and 2022 using a Monte Carlo simulation with the following assumptions:
|  | 2023 |  | 2022
Risk-free interest rate |  | 4.21 | % |  | 3.14 | %
Expected volatility |  | 38.90 | % |  | 48.70 | %
Schedule of stock plan activity |
|  | Number of units
Outstanding at December 31, 2021 |  | 932,644 |
Granted |  | 87,569 |
Redeemed |  | — |
Outstanding at December 31, 2022 |  | 1,020,213 |
Granted |  | 31,575 |
Redeemed |  | (286,152) |
Outstanding at December 31, 2023 |  | 765,636 |

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- Definition Tabular disclosure of cost recognized for award under share-based payment arrangement by plan. Includes, but is not limited to, related tax benefit. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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- Definition Tabular disclosure of activity for award under share-based payment arrangement. Includes, but is not limited to, outstanding award at beginning and end of year, granted, exercised, forfeited, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (e) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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- Definition Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Subparagraph (f)(2) -Name Accounting Standards Codification -Paragraph 2 -Section 50 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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- Definition Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year. + References No definition available. + Details
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