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Financial Instruments And Risks - Summary of Macroeconomic Assumptions Used To Estimate Expected Credit Losses (Detail)
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
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Disclosure Of Macroeconomic Assumptions For Calculating Expected Credit Losses [Line Items]    
Percentage Increase Decrease In Gross Domestic Product 5.00% 5.00%
Percentage Increase Decrease In Consumer Price Index 2.30% 1.20%
Percentage Increase Decrease In Money Supply Measure 8.10% 3.70%
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Disclosure Of Macroeconomic Assumptions For Calculating Expected Credit Losses [Line Items]    
Percentage Increase Decrease In Gross Domestic Product 6.20% 7.50%
Percentage Increase Decrease In Consumer Price Index 2.60% 2.80%
Percentage Increase Decrease In Money Supply Measure 9.10% 7.90%