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Financial obligations (Details) - USD ($)
Dec. 31, 2022
Dec. 31, 2021
Jul. 23, 2021
Dec. 31, 2020
Dec. 31, 2019
Oct. 29, 2019
Oct. 29, 2018
Jun. 27, 2016
Jun. 30, 2014
Disclosure of Financial obligations [Line Items]                  
Finance lease $ 12,953,000 $ 5,779,000              
Financial liabilities 738,534,000 1,057,975,000   $ 531,653,000 $ 571,688,000        
Classification by maturity:                  
Total current debt 35,071,000 179,417,000              
Non-current portion (e) 703,463,000 878,558,000              
Finance lease 12,953,000 5,779,000              
Financial Liabilities 738,534,000 1,057,975,000   $ 531,653,000 $ 571,688,000        
Empresa de Generacin Huanza S.A                  
Disclosure of Financial obligations [Line Items]                  
Borrowings 86,625,000 112,784,000              
Sociedad Minera El Brocal S.A.A                  
Disclosure of Financial obligations [Line Items]                  
Borrowings 96,976,000 118,111,000              
Compaa de Minas Buenaventura S.A.A. [Member]                  
Disclosure of Financial obligations [Line Items]                  
Notional amount 0 275,000,000 $ 550,000,000         $ 275,000,000  
Debt issuance costs 0 6,284,000              
Borrowings 0 281,284,000              
Senior Notes at 5.50 Percent Due 2026 [Member]                  
Disclosure of Financial obligations [Line Items]                  
Notional amount $ 541,980,000 540,017,000 $ 550,000,000            
Classification by maturity:                  
Borrowings, interest rate 5.50%   5.50%            
Issue price (in percent)     99.14%            
BBVA Banco Continental S.A. [Member]                  
Disclosure of Financial obligations [Line Items]                  
Notional amount $ 0 66,667,000              
CorpBanca New York Branch [Member]                  
Disclosure of Financial obligations [Line Items]                  
Notional amount 0 61,666,000              
Banco Internacional del Peru [Member]                  
Disclosure of Financial obligations [Line Items]                  
Notional amount 0 40,000,000              
ICBC Peru Bank [Member]                  
Disclosure of Financial obligations [Line Items]                  
Notional amount 0 30,000,000              
Banco de Sabadell, Miami Branch [Member]                  
Disclosure of Financial obligations [Line Items]                  
Notional amount 0 15,000,000              
Banco De Credito Del Peru - New Financial Obligation [Member]                  
Disclosure of Financial obligations [Line Items]                  
Notional amount           $ 161,893,850      
Banco De Credito Del Peru - New Financial Obligation [Member] | Sociedad Minera El Brocal S.A.A                  
Disclosure of Financial obligations [Line Items]                  
Notional amount 97,136,000 118,722,000              
Debt issuance costs 160,000 611,000              
Banco de Credito del Peru [member]                  
Disclosure of Financial obligations [Line Items]                  
Notional amount 0 61,667,000         $ 119,000,000   $ 103,373,000
Banco de Credito del Peru [member] | Empresa de Generacin Huanza S.A                  
Disclosure of Financial obligations [Line Items]                  
Debt issuance costs 0 312,000              
Classification by maturity:                  
Finance Lease Liabilities IAS17 $ 86,625,000 $ 113,096,000