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Inventories
12 Months Ended
Dec. 31, 2022
Classes of current inventories [abstract]  
Inventories
9. Inventories
December 31, 2022December 31, 2021
Ore stockpiles$10,521 $10,097 
In-process inventory and finished goods67,261 63,513 
Materials and supplies121,090 104,553 
$198,872 $178,163 
In 2022, inventories of $389,710 (2021 – $386,900) were recognized as an expense during the year and included in cost of sales.