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Share-Based Payments (Tables) - Equity Settled Performance Share Plan [Member]
12 Months Ended
Dec. 31, 2021
Disclosure Of Number And Weighted Average Exercise Prices Of Other Equity Instruments [Line Items]  
Summary of cash payment is determined based on the value of the closing share price of the Company's ordinary shares upon vesting
 
  
2021
 
Number of share awards
  
     
Outstanding at the beginning of the year
  
 
—  
 
Granted during the year
  
 
1,508,855
 
 
  
 
 
 
Outstanding at the end of the year
  
 
1,508,855
 
 
  
 
 
Summary of fair value of the phantom share awards has been measured using a Monte Carlo simulation model
     2021  
Expected volatility
     29.0
Expected term
     0.45 
t
o
 3.45 years
 
Risk free rate
     0.1% - 0.9
Expected dividend yield
     Nil