XML 317 R292.htm IDEA: XBRL DOCUMENT v3.21.1
Other accruals and liabilities - Caption (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Disclosure Of Other Accruals And Liabilities [Line Items]    
Lease liabilities $ 7,839 $ 7,503
Minera Yanacocha SRL and subsidiary [Member]    
Disclosure Of Other Accruals And Liabilities [Line Items]    
Accrual of capital expenditure 20,147 8,139
Workers' profit sharing payable (b) 17,311 12,793
Interests payable, see note 23 16,840 16,840
Accrual of operating costs (c) 15,938 11,238
Lease liabilities 330 596
Total 70,566 49,606
Classification by maturity:    
Current portion 70,526 49,301
Non-current portion 40 305
Total $ 70,566 $ 49,606