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Provisions (Tables)
12 Months Ended
Dec. 31, 2022
Provisions [abstract]  
Disclosure of provisions
20222021
Closure and decommissioning, opening balance$242,861 $235,110 
Revisions in estimates and obligations incurred42,754 6,278 
Reclamation expenditures(4,228)(5,997)
Accretion expense (Note 25)14,841 7,470 
Closure and decommissioning, closing balance$296,228 $242,861 
Litigation6,952 5,291 
Total provisions$303,180 $248,152 
    
Provision classification:December 31,
2022
December 31,
2021
Current$17,853 $8,041 
Non-current285,327 240,111 
 $303,180 $248,152