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Income Taxes - Summary of Income Tax Rate (Detail)
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Income Tax Disclosure [Abstract]    
Canadian statutory income tax rate 26.50% 26.50%
Net effect of losses not benefited 7.70% 1.80%
Tax on repatriation of foreign earnings 5.30% 2.90%
Impairment of investments [note 2] 1.00% 0.00%
Foreign rate differentials 0.60% (3.90%)
Reserve for uncertain tax positions 0.40% (2.50%)
Foreign exchange re-measurement [1] (0.60%) 1.20%
Re-measurement of deferred tax assets [2] (0.80%) 1.50%
Earnings of equity accounted investees (1.60%) (1.30%)
Valuation allowance on deferred tax assets (2.20%) (0.70%)
Deductible inflationary adjustments (3.30%) (1.20%)
Research and development tax credits (7.10%) (3.40%)
Others 1.10% (0.60%)
Effective income tax rate 27.00% 20.30%
[1] Includes foreign exchange gains reported on U.S. dollar denominated assets for Mexican tax purposes that are not recognized for GAAP purposes and losses related to the re-measurement of financial statement balances of foreign subsidiaries, primarily in Mexico, that are maintained in a currency other than their functional currency.
[2] Includes the re-measurement of deferred tax assets of certain European subsidiaries in 2022 and a Chinese subsidiary in 2021.