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Income taxes (Tables)

12 Months Ended

Dec. 31, 2022

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,						2022						2021
Income before income taxes						$	84,445					$	60,693
Equity earnings in affiliates and joint ventures						(37,053)						(21,860)
						$	47,392					$	38,833
Tax rate						23.00		%				23.00		%
Expected expense						$	10,900					$	8,932
Adjustments related to:
Stock-based compensation						1,090						1,043
Foreign tax rate differential						183						233
Tax on equity earnings in affiliates and joint ventures						5,162						935
Other						(262)						(1,858)
Total income tax expense						$	17,073					$	9,285
Current income tax expense						$	1,627					$	1,000
Deferred income tax expense						15,446						8,285
Total income tax expense						$	17,073					$	9,285

Schedule of deferred tax assets and liabilities

The deferred tax assets and liabilities are summarized below:

						December 31, 2022						December 31, 2021
Deferred tax assets:
Non-capital and net capital loss carryforwards						$	33,630					$	40,367
Finance lease obligations						17,981						24,785
Operating lease obligations						3,415						3,247
Stock-based compensation						4,200						4,029
Other						2,241						(1,154)
						$	61,467					$	71,274
Deferred tax liabilities:
Contract assets						$	3,199					$	932
Property, plant and equipment						123,274						124,265
Other						6,494						2,277
						$	132,967					$	127,474
Net deferred income tax liability						$	71,500					$	56,200

Classified as:

						December 31, 2022						December 31, 2021
Deferred tax asset						$	387					$	—
Deferred tax liability						(71,887)						(56,200)
						$	(71,500)					$	(56,200)

Schedule of non-capital losses for income tax purposes

At December 31, 2022, the Company has non-capital loss carryforwards of $146,217, which expire as follows:

						December 31, 2022
2026						$	3
2027						278
2032						176
2033						9,095
2037						5
2039						146
2040						112,450
2041						16,816
2042						7,248
						$	146,217

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- Definition

Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 2
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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

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 12
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Tabular disclosure of pertinent information, such as tax authority, amounts, and expiration dates, of net operating loss carryforwards, including an assessment of the likelihood of utilization.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
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