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Share-based Payment - Summary of Options Granted Priced Using Binomial Option Pricing Model (Detail) - Performance Share Units
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Disclosure of terms and conditions of share-based payment arrangement [line items]    
Expected dividend yield   0.00%
Maximum [Member]    
Disclosure of terms and conditions of share-based payment arrangement [line items]    
Risk-free rate 1.70% 2.99%
Expected volatility rate 59.70% 38.00%
Expected dividend yield 3.00%  
Minimum [Member]    
Disclosure of terms and conditions of share-based payment arrangement [line items]    
Risk-free rate 0.94% 1.61%
Expected volatility rate 55.40% 37.40%
Expected dividend yield 0.00%