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Financial Instruments - Summary of Sensitivity Analysis of Fair Value Measurement To Changes In Unobservable Inputs, Liabilities (Detail) - CAD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2022
Dec. 31, 2021
USD    
Disclosure of sensitivity analysis of fair value measurement to changes in unobservable inputs, liabilities [line items]    
Other comprehensive income $ 14,122 $ 14,019
Earnings before income taxes (9,293) (9,633)
AUD    
Disclosure of sensitivity analysis of fair value measurement to changes in unobservable inputs, liabilities [line items]    
Other comprehensive income 582 908
Earnings before income taxes 0
BRL    
Disclosure of sensitivity analysis of fair value measurement to changes in unobservable inputs, liabilities [line items]    
Other comprehensive income 349 221
Earnings before income taxes $ 0