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Employee benefit expense (Tables)
12 Months Ended
Dec. 31, 2022
Classes Of Employee Benefits Expense [Abstract]  
Employee benefit expenses
2022
2021
Wages and salaries
$
278,980
$
236,181
Statutory and company benefits
52,247
43,870
Expenses related to defined benefit plans [note 26]
5,656
5,350
Expenses related to defined contribution plans [note 26]
15,189
12,939
Equity-settled share-based compensation [note 25]
6,859
7,837
Cash-settled share-based compensation [note 25]
24,369
41,839
Total
$
383,300
$
348,016