Income Taxes - Disclosure of Reconciliation of Accounting Profit Multiplied by Applicable Tax Rates to Income Tax Expense (Detail) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021
Major components of tax expense (income) [abstract]
Income before income taxes	$ 87,769	$ 44,853
Canadian federal and provincial income tax rates	27.00%	27.00%
Income tax expense based on the above rates	$ 23,698	$ 12,110
Non-deductible expenses and permanent differences	2,102	1,627
Non-taxable portion of capital gain or loss	(3,776)	348
Withholding taxes	2,975	2,178
Recognition of unrecognized losses on Horizon transaction	(11,977)	0
Change in unrecognized temporary differences and other	(3,703)	968
Income tax expense	$ 9,319	$ 17,231

The amount of profit (loss) for a period before deducting tax expense. [Refer: Profit (loss)]

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The applicable income tax rate.

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The aggregate amount included in the determination of profit (loss) for the period in respect of current tax and deferred tax. [Refer: Current tax expense (income); Deferred tax expense (income)]

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The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that relates to expenses not deductible in determining taxable profit (tax loss). [Refer: Accounting profit]

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The product of the accounting profit multiplied by the applicable tax rate(s). [Refer: Accounting profit; Applicable tax rate]

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Recognition of unrecognized losses on horizon transaction.

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Tax effect of change in valuation allowance and others.

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Tax effect of non taxable portion of capital gain or loss.

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Tax effect of witholding taxes.

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