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Income taxes (Tables) | 12 Months Ended
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Dec. 31, 2023
Income Tax Disclosure [Abstract] |
Schedule of differences between tax provision and Federal and Provincial statutory income taxes | The reasons for the differences are as follows:
Year ended December 31, |  | 2023 |  | 2022
Income before income taxes |  | $ | 85,963 |  |  | $ | 84,445 |
Equity earnings in affiliates and joint ventures |  | (25,815) |  |  | (37,053) |
|  | $ | 60,148 |  |  | $ | 47,392 |
Tax rate |  | 23.00 | % |  | 23.00 | %
Expected expense |  | $ | 13,834 |  |  | $ | 10,900 |
Adjustments related to: |  |  |  |
Stock-based compensation |  | 1,092 |  |  | 1,090 |
Foreign tax rate differential |  | 2,164 |  |  | 183 |
Tax on equity earnings in affiliates and joint ventures |  | 5,936 |  |  | 5,162 |
Other |  | (204) |  |  | (262) |
Total income tax expense |  | $ | 22,822 |  |  | $ | 17,073 |
Current income tax expense |  | $ | 6,841 |  |  | $ | 1,627 |
Deferred income tax expense |  | 15,981 |  |  | 15,446 |
Total income tax expense |  | $ | 22,822 |  |  | $ | 17,073 |
Schedule of deferred tax assets and liabilities | The deferred tax assets and liabilities are summarized below:
|  | December 31, 2023 |  | December 31, 2022
Deferred tax assets: |  |  |  |
Non-capital and net capital loss carryforwards |  | $ | 26,713 |  |  | $ | 33,630 |
Finance lease obligations |  | 23,116 |  |  | 17,981 |
Operating lease obligations |  | 6,161 |  |  | 3,415 |
Stock-based compensation |  | 4,913 |  |  | 4,200 |
Transaction costs |  | 1,858 |  |  | — |
Other |  | 10,051 |  |  | 2,241 |
|  | $ | 72,812 |  |  | $ | 61,467 |
Deferred tax liabilities: |  |  |  |
Contract assets |  | $ | 5,693 |  |  | $ | 3,199 |
Property, plant and equipment |  | 168,813 |  |  | 123,274 |
Other |  | 7,130 |  |  | 6,494 |
|  | $ | 181,636 |  |  | $ | 132,967 |
Net deferred income tax liability |  | $ | 108,824 |  |  | $ | 71,500 |
Classified as:
|  | December 31, 2023 |  | December 31, 2022
Deferred tax asset |  | $ | — |  |  | $ | 387 |
Deferred tax liability |  | (108,824) |  |  | (71,887) |
|  | $ | (108,824) |  |  | $ | (71,500) |
Schedule of non-capital losses for income tax purposes | At December 31, 2023, the Company has non-capital loss carryforwards of $116,143, which expire as follows:
|  | December 31, 2023
2026 |  | $ | 3 |
2027 |  | 278 |
2032 |  | 175 |
2033 |  | 9,095 |
2037 |  | 5 |
2039 |  | 118 |
2040 |  | 82,668 |
2041 |  | 16,816 |
2042 |  | 3,677 |
2043 |  | 3,308 |
|  | $ | 116,143 |

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- Definition Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Paragraph 12 -Section 50 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482685/740-10-50-12 + Details
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