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Finance costs and finance income - Additional information (Details) - USD ($)
12 Months Ended
Dec. 31, 2023
Aug. 18, 2014
Finance Cost and Finance Income [Line Items]    
Contingent consideration recognised as of acquisition date $ 23,026,000  
Royalty rate 1.50%  
Minera Gold Fields Peru S.A [Member]    
Finance Cost and Finance Income [Line Items]    
Percentage of voting equity interests acquired   51.00%