REVENUE- Disclosure of detailed information about revenue (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Revenue [abstract]    
Silver sales $ 97,257 $ 74,733
Gold sales 70,022 65,554
Less: smelting and refining costs (1,959) (1,826)
Revenue $ 165,320 $ 138,461