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Employee benefit expense
12 Months Ended
Dec. 31, 2020
Classes Of Employee Benefits Expense [Abstract]  
Employee benefit expense

18. Employee benefit expense

The following employee benefit expenses are included in cost of products and services sold, administration, exploration, research and development and property, plant and equipment:

20202019
Wages and salaries$226,725$238,000
Statutory and company benefits41,29941,972
Expenses related to defined benefit plans [note 25]5,2564,790
Expenses related to defined contribution plans [note 25]12,41011,767
Equity-settled share-based compensation [note 24]9,73817,469
Cash-settled share-based compensation [note 24]27,241(1,437)
Total$322,669$312,561