v3.26.1
Disclosure of information on segments - Disaggregated revenue information (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross     $ 826,641
Revenue from contracts with customers $ 1,604,419 $ 1,160,992 826,641
Uchucchacua / Yumpag      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 526,819    
Uchucchacua      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross     51,919
Revenue from contracts with customers   328,590 51,919
Orcopampa      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross     163,415
Revenue from contracts with customers 201,529 169,779 163,415
Julcani      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross     40,386
Revenue from contracts with customers 81,480 48,619 40,386
Tambomayo      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross     107,786
Revenue from contracts with customers 104,182 121,818 107,786
Colquijirca      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross     432,154
Revenue from contracts with customers 500,642 441,456 432,154
La Zanja      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross     17,223
Revenue from contracts with customers 67,529 38,978 17,223
Energy generation and transmission      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross     53,025
Revenue from contracts with customers 39,207 50,003 53,025
Insurance brokerage      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross     8,099
Revenue from contracts with customers     8,099
Rental of mining concessions      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross     0
Revenue from contracts with customers     0
Holding of investment in shares      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross     441
Revenue from contracts with customers 232 474 441
Trading      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 96,470    
Industrial activities      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross     19,732
Revenue from contracts with customers 92,561 62,644 19,732
Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross     (67,539)
Revenue from contracts with customers (106,232) (101,369) (67,539)
Operating segments      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross     894,180
Revenue from contracts with customers 1,710,651 1,262,361 894,180
Metal and concentrates sales      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 1,593,114 1,153,977 813,757
Metal and concentrates sales | Uchucchacua / Yumpag      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 526,819    
Metal and concentrates sales | Uchucchacua      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers   328,590 51,919
Metal and concentrates sales | Orcopampa      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 201,529 169,779 163,415
Metal and concentrates sales | Julcani      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 81,480 48,619 40,386
Metal and concentrates sales | Tambomayo      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 104,182 121,818 107,786
Metal and concentrates sales | Colquijirca      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 500,642 441,456 432,154
Metal and concentrates sales | La Zanja      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 67,529 38,978 17,223
Metal and concentrates sales | Energy generation and transmission      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Metal and concentrates sales | Insurance brokerage      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Metal and concentrates sales | Rental of mining concessions      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Metal and concentrates sales | Holding of investment in shares      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Metal and concentrates sales | Trading      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 96,470    
Metal and concentrates sales | Industrial activities      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 81,107 43,589 18,224
Metal and concentrates sales | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers (66,644) (38,852) (17,350)
Metal and concentrates sales | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 1,659,758 1,192,829 831,107
Metal and concentrates sales | Asia      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 93,683 58,344 59,308
Metal and concentrates sales | Asia | Uchucchacua / Yumpag      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 3,818    
Metal and concentrates sales | Asia | Uchucchacua      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers   9,754 0
Metal and concentrates sales | Asia | Orcopampa      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Metal and concentrates sales | Asia | Julcani      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Metal and concentrates sales | Asia | Tambomayo      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Metal and concentrates sales | Asia | Colquijirca      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 17,561 48,590 59,308
Metal and concentrates sales | Asia | La Zanja      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Metal and concentrates sales | Asia | Energy generation and transmission      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Metal and concentrates sales | Asia | Insurance brokerage      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Metal and concentrates sales | Asia | Rental of mining concessions      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Metal and concentrates sales | Asia | Holding of investment in shares      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Metal and concentrates sales | Asia | Trading      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 72,304    
Metal and concentrates sales | Asia | Industrial activities      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Metal and concentrates sales | Asia | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Metal and concentrates sales | Asia | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 93,683 58,344 59,308
Metal and concentrates sales | Europe      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 125,534 96,029 55,107
Metal and concentrates sales | Europe | Uchucchacua / Yumpag      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 69,449    
Metal and concentrates sales | Europe | Uchucchacua      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers   36,362 2,995
Metal and concentrates sales | Europe | Orcopampa      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Metal and concentrates sales | Europe | Julcani      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 104 3,473 0
Metal and concentrates sales | Europe | Tambomayo      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Metal and concentrates sales | Europe | Colquijirca      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 31,282 56,036 54,078
Metal and concentrates sales | Europe | La Zanja      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Metal and concentrates sales | Europe | Energy generation and transmission      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Metal and concentrates sales | Europe | Insurance brokerage      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Metal and concentrates sales | Europe | Rental of mining concessions      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Metal and concentrates sales | Europe | Holding of investment in shares      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Metal and concentrates sales | Europe | Trading      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 24,166    
Metal and concentrates sales | Europe | Industrial activities      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 533 0 0
Metal and concentrates sales | Europe | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 158 (1,966)
Metal and concentrates sales | Europe | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 125,534 95,871 57,073
Metal and concentrates sales | Peru      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 1,095,510 792,883 530,103
Metal and concentrates sales | Peru | Uchucchacua / Yumpag      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 453,552    
Metal and concentrates sales | Peru | Uchucchacua      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers   282,474 48,924
Metal and concentrates sales | Peru | Orcopampa      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 13,705 23,686 32,703
Metal and concentrates sales | Peru | Julcani      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 81,376 45,146 40,386
Metal and concentrates sales | Peru | Tambomayo      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 91,070 105,445 93,313
Metal and concentrates sales | Peru | Colquijirca      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 451,799 336,822 315,934
Metal and concentrates sales | Peru | La Zanja      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 67,529 38,978 17,223
Metal and concentrates sales | Peru | Energy generation and transmission      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Metal and concentrates sales | Peru | Insurance brokerage      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Metal and concentrates sales | Peru | Rental of mining concessions      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Metal and concentrates sales | Peru | Holding of investment in shares      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Metal and concentrates sales | Peru | Industrial activities      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 3,123 1,154 0
Metal and concentrates sales | Peru | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers (66,644) (40,822) (18,380)
Metal and concentrates sales | Peru | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 1,162,154 833,705 548,483
Metal and concentrates sales | America - other than Peru      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 278,387 206,721 169,239
Metal and concentrates sales | America - other than Peru | Uchucchacua / Yumpag      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0    
Metal and concentrates sales | America - other than Peru | Uchucchacua      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers   0 0
Metal and concentrates sales | America - other than Peru | Orcopampa      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 187,824 146,093 130,712
Metal and concentrates sales | America - other than Peru | Julcani      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Metal and concentrates sales | America - other than Peru | Tambomayo      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 13,112 16,373 14,473
Metal and concentrates sales | America - other than Peru | Colquijirca      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 8 2,834
Metal and concentrates sales | America - other than Peru | La Zanja      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Metal and concentrates sales | America - other than Peru | Energy generation and transmission      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Metal and concentrates sales | America - other than Peru | Insurance brokerage      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Metal and concentrates sales | America - other than Peru | Rental of mining concessions      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Metal and concentrates sales | America - other than Peru | Holding of investment in shares      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Metal and concentrates sales | America - other than Peru | Industrial activities      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 77,451 42,435 18,224
Metal and concentrates sales | America - other than Peru | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 1,812 2,996
Metal and concentrates sales | America - other than Peru | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 278,387 204,909 166,243
Sales By Customers      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 1,593,114 1,153,977 813,757
Sales By Customers | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 1,593,114 1,153,977 813,757
Sales By Customers | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Sales By Customers | Uchucchacua / Yumpag      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 526,819    
Sales By Customers | Uchucchacua / Yumpag | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 526,819    
Sales By Customers | Uchucchacua / Yumpag | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0    
Sales By Customers | Uchucchacua      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers   328,590 51,919
Sales By Customers | Uchucchacua | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers   328,590 51,919
Sales By Customers | Uchucchacua | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers   0 0
Sales By Customers | Orcopampa      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 201,529 169,779 163,415
Sales By Customers | Orcopampa | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 201,529 169,779 163,415
Sales By Customers | Orcopampa | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Sales By Customers | Julcani      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 81,480 48,619 40,386
Sales By Customers | Julcani | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 81,480 48,619 40,386
Sales By Customers | Julcani | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Sales By Customers | Tambomayo      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 104,182 121,818 107,786
Sales By Customers | Tambomayo | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 104,182 121,818 107,786
Sales By Customers | Tambomayo | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Sales By Customers | Colquijirca      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 500,642 441,456 432,154
Sales By Customers | Colquijirca | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 500,642 441,456 432,154
Sales By Customers | Colquijirca | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Sales By Customers | La Zanja      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 67,529 38,978 17,223
Sales By Customers | La Zanja | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 885 126 623
Sales By Customers | La Zanja | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 66,644 38,852 16,600
Sales By Customers | Energy generation and transmission      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Sales By Customers | Energy generation and transmission | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Sales By Customers | Energy generation and transmission | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Sales By Customers | Insurance brokerage      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Sales By Customers | Insurance brokerage | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Sales By Customers | Insurance brokerage | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Sales By Customers | Rental of mining concessions      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Sales By Customers | Rental of mining concessions | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Sales By Customers | Rental of mining concessions | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Sales By Customers | Holding of investment in shares      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Sales By Customers | Holding of investment in shares | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Sales By Customers | Holding of investment in shares | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Sales By Customers | Trading      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 96,470    
Sales By Customers | Trading | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 96,470    
Sales By Customers | Industrial activities      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 81,107 43,589 18,224
Sales By Customers | Industrial activities | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 81,107 43,589 18,224
Sales By Customers | Industrial activities | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Sales By Customers | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers (66,644) (38,852) (17,350)
Sales By Customers | Adjustments and eliminations | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 (750)
Sales By Customers | Adjustments and eliminations | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers (66,644) (38,852) (16,600)
Sales By Customers | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 1,659,758 1,192,829 831,107
Sales By Customers | Operating segments | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 1,593,114 1,153,977 814,507
Sales By Customers | Operating segments | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 66,644 38,852 16,600
Services      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 11,305 7,015 12,884
Services | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 11,305 7,015 12,884
Services | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Services | Uchucchacua / Yumpag      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0    
Services | Uchucchacua / Yumpag | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0    
Services | Uchucchacua / Yumpag | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0    
Services | Uchucchacua      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers   0 0
Services | Uchucchacua | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers   0 0
Services | Uchucchacua | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers   0 0
Services | Orcopampa      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Services | Orcopampa | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Services | Orcopampa | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Services | Julcani      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Services | Julcani | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Services | Julcani | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Services | Tambomayo      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Services | Tambomayo | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Services | Tambomayo | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Services | Colquijirca      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Services | Colquijirca | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Services | Colquijirca | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Services | La Zanja      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Services | La Zanja | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Services | La Zanja | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Services | Energy generation and transmission      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 39,207 50,003 53,025
Services | Energy generation and transmission | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 11,305 6,784 4,785
Services | Energy generation and transmission | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 27,902 43,219 48,240
Services | Insurance brokerage      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     8,099
Services | Insurance brokerage | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     8,099
Services | Insurance brokerage | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Services | Rental of mining concessions      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Services | Rental of mining concessions | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Services | Rental of mining concessions | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Services | Holding of investment in shares      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 232 474 441
Services | Holding of investment in shares | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 231 0
Services | Holding of investment in shares | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 232 243 441
Services | Industrial activities      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 11,454 19,055 1,508
Services | Industrial activities | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Services | Industrial activities | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 11,454 19,055 1,508
Services | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers (39,588) (62,517) (50,189)
Services | Adjustments and eliminations | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Services | Adjustments and eliminations | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers (39,588) (62,517) (50,189)
Services | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 50,893 69,532 63,073
Services | Operating segments | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 11,305 7,015 12,884
Services | Operating segments | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 39,588 62,517 50,189
Services | Peru      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 11,305 7,015 12,884
Services | Peru | Uchucchacua / Yumpag      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0    
Services | Peru | Uchucchacua      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers   0 0
Services | Peru | Orcopampa      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Services | Peru | Julcani      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Services | Peru | Tambomayo      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Services | Peru | Colquijirca      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Services | Peru | La Zanja      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Services | Peru | Energy generation and transmission      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 39,207 50,003 53,025
Services | Peru | Insurance brokerage      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     8,099
Services | Peru | Rental of mining concessions      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Services | Peru | Holding of investment in shares      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 232 474 441
Services | Peru | Industrial activities      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 11,454 19,055 1,508
Services | Peru | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers (39,588) (62,517) (50,189)
Services | Peru | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 50,893 69,532 63,073
Gold      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 388,004 326,742  
Revenue from contracts with customers     279,731
Gold | Uchucchacua / Yumpag      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 42    
Gold | Uchucchacua      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross   0  
Revenue from contracts with customers     0
Gold | Orcopampa      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 200,763 169,679  
Revenue from contracts with customers     163,855
Gold | Julcani      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 27,279 10,038  
Revenue from contracts with customers     671
Gold | Tambomayo      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 49,784 73,700  
Revenue from contracts with customers     71,368
Gold | Colquijirca      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 40,890 34,895  
Revenue from contracts with customers     26,448
Gold | La Zanja      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 68,331 39,987  
Revenue from contracts with customers     17,414
Gold | Energy generation and transmission      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0 0  
Revenue from contracts with customers     0
Gold | Insurance brokerage      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Gold | Rental of mining concessions      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Gold | Holding of investment in shares      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0 0  
Revenue from contracts with customers     0
Gold | Industrial activities      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 68,339 38,316  
Revenue from contracts with customers     0
Gold | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross (67,424) (39,873)  
Revenue from contracts with customers     (25)
Gold | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 455,428 366,615  
Revenue from contracts with customers     279,756
Silver      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 626,799 415,400  
Revenue from contracts with customers     196,340
Silver | Uchucchacua / Yumpag      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 453,456    
Silver | Uchucchacua      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross   288,883  
Revenue from contracts with customers     58,440
Silver | Orcopampa      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 774 761  
Revenue from contracts with customers     607
Silver | Julcani      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 53,902 39,038  
Revenue from contracts with customers     39,986
Silver | Tambomayo      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 45,751 36,616  
Revenue from contracts with customers     33,372
Silver | Colquijirca      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 65,496 48,407  
Revenue from contracts with customers     63,093
Silver | La Zanja      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 1,933 731  
Revenue from contracts with customers     744
Silver | Energy generation and transmission      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0 0  
Revenue from contracts with customers     0
Silver | Insurance brokerage      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Silver | Rental of mining concessions      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Silver | Holding of investment in shares      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0 0  
Revenue from contracts with customers     0
Silver | Trading      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 3,638    
Silver | Industrial activities      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 3,759 1,673  
Revenue from contracts with customers     18,226
Silver | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross (1,910) (710)  
Revenue from contracts with customers     (18,128)
Silver | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 628,709 416,109  
Revenue from contracts with customers     214,468
Copper      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 588,441 483,546  
Revenue from contracts with customers     466,558
Copper | Uchucchacua / Yumpag      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0    
Copper | Uchucchacua      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross   0  
Revenue from contracts with customers     0
Copper | Orcopampa      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0 6  
Revenue from contracts with customers     0
Copper | Julcani      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 583 737  
Revenue from contracts with customers     535
Copper | Tambomayo      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 4,107 1,502  
Revenue from contracts with customers     0
Copper | Colquijirca      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 492,629 481,301  
Revenue from contracts with customers     466,023
Copper | La Zanja      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0 0  
Revenue from contracts with customers     0
Copper | Energy generation and transmission      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0 0  
Revenue from contracts with customers     0
Copper | Insurance brokerage      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Copper | Rental of mining concessions      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Copper | Holding of investment in shares      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0 0  
Revenue from contracts with customers     0
Copper | Trading      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 91,122    
Copper | Industrial activities      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0 0  
Revenue from contracts with customers     0
Copper | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0 0  
Revenue from contracts with customers     0
Copper | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 588,441 483,547  
Revenue from contracts with customers     466,558
Zinc      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 68,188 63,125  
Revenue from contracts with customers     46,620
Zinc | Uchucchacua / Yumpag      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 62,543    
Zinc | Uchucchacua      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross   48,589  
Revenue from contracts with customers     5,326
Zinc | Orcopampa      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0 0  
Revenue from contracts with customers     0
Zinc | Julcani      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 6 0  
Revenue from contracts with customers     0
Zinc | Tambomayo      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 5,629 10,789  
Revenue from contracts with customers     7,839
Zinc | Colquijirca      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 10 3,747  
Revenue from contracts with customers     33,455
Zinc | La Zanja      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0 0  
Revenue from contracts with customers     0
Zinc | Energy generation and transmission      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0 0  
Revenue from contracts with customers     0
Zinc | Insurance brokerage      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Zinc | Rental of mining concessions      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Zinc | Holding of investment in shares      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0 0  
Revenue from contracts with customers     0
Zinc | Industrial activities      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0 0  
Revenue from contracts with customers     0
Zinc | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0 0  
Revenue from contracts with customers     0
Zinc | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 68,188 63,125  
Revenue from contracts with customers     46,620
Lead      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 34,304 33,779  
Revenue from contracts with customers     21,401
Lead | Uchucchacua / Yumpag      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 29,332    
Lead | Uchucchacua      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross   25,086  
Revenue from contracts with customers     3,636
Lead | Orcopampa      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0 0  
Revenue from contracts with customers     0
Lead | Julcani      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 1,158 1,373  
Revenue from contracts with customers     1,009
Lead | Tambomayo      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 3,814 7,381  
Revenue from contracts with customers     6,936
Lead | Colquijirca      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0 (61)  
Revenue from contracts with customers     9,820
Lead | La Zanja      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0 0  
Revenue from contracts with customers     0
Lead | Energy generation and transmission      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0 0  
Revenue from contracts with customers     0
Lead | Insurance brokerage      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Lead | Rental of mining concessions      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Lead | Holding of investment in shares      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0 0  
Revenue from contracts with customers     0
Lead | Industrial activities      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0 0  
Revenue from contracts with customers     0
Lead | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0 0  
Revenue from contracts with customers     0
Lead | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 34,304 33,779  
Revenue from contracts with customers     21,401
Manganese sulfate      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 9,114    
Manganese sulfate | Uchucchacua / Yumpag      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0    
Manganese sulfate | Orcopampa      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0    
Manganese sulfate | Julcani      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0    
Manganese sulfate | Tambomayo      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0    
Manganese sulfate | Colquijirca      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0    
Manganese sulfate | La Zanja      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0    
Manganese sulfate | Energy generation and transmission      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0    
Manganese sulfate | Holding of investment in shares      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0    
Manganese sulfate | Industrial activities      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 9,114    
Manganese sulfate | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0    
Manganese sulfate | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 9,114    
Antimony      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 309    
Antimony | Uchucchacua / Yumpag      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0    
Antimony | Orcopampa      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0    
Antimony | Julcani      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 309    
Antimony | Tambomayo      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0    
Antimony | Colquijirca      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0    
Antimony | La Zanja      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0    
Antimony | Energy generation and transmission      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0    
Antimony | Holding of investment in shares      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0    
Antimony | Industrial activities      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0    
Antimony | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0    
Antimony | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 309    
Metal and concentration sales before commercial deductions      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 1,715,159    
Commercial Deductions In Revenue From Contract With Customers   1,326,250  
Revenue from contracts with customers   (3,658) 1,010,650
Metal and concentration sales before commercial deductions | Uchucchacua / Yumpag      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 545,373    
Metal and concentration sales before commercial deductions | Uchucchacua      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross   0  
Commercial Deductions In Revenue From Contract With Customers   362,558  
Revenue from contracts with customers     67,402
Metal and concentration sales before commercial deductions | Orcopampa      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 201,537 0  
Commercial Deductions In Revenue From Contract With Customers   170,446  
Revenue from contracts with customers     164,462
Metal and concentration sales before commercial deductions | Julcani      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 83,237 0  
Commercial Deductions In Revenue From Contract With Customers   51,186  
Revenue from contracts with customers     42,201
Metal and concentration sales before commercial deductions | Tambomayo      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 109,085 0  
Commercial Deductions In Revenue From Contract With Customers   129,989  
Revenue from contracts with customers     119,515
Metal and concentration sales before commercial deductions | Colquijirca      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 599,025 0  
Commercial Deductions In Revenue From Contract With Customers   568,289  
Revenue from contracts with customers     598,839
Metal and concentration sales before commercial deductions | La Zanja      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 70,264 0  
Commercial Deductions In Revenue From Contract With Customers   40,718  
Revenue from contracts with customers     18,158
Metal and concentration sales before commercial deductions | Energy generation and transmission      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0 0  
Commercial Deductions In Revenue From Contract With Customers   0  
Revenue from contracts with customers     0
Metal and concentration sales before commercial deductions | Insurance brokerage      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Metal and concentration sales before commercial deductions | Rental of mining concessions      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Metal and concentration sales before commercial deductions | Holding of investment in shares      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 0 0  
Commercial Deductions In Revenue From Contract With Customers   0  
Revenue from contracts with customers     0
Metal and concentration sales before commercial deductions | Trading      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 94,760    
Metal and concentration sales before commercial deductions | Industrial activities      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 81,212 3,658  
Commercial Deductions In Revenue From Contract With Customers   43,647  
Revenue from contracts with customers     18,226
Metal and concentration sales before commercial deductions | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross (69,334) 0  
Commercial Deductions In Revenue From Contract With Customers   (40,583)  
Revenue from contracts with customers     (18,153)
Metal and concentration sales before commercial deductions | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross 1,784,493 3,658  
Commercial Deductions In Revenue From Contract With Customers   1,366,833  
Revenue from contracts with customers     1,028,803
Commercial deductions      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 122,045 (172,273) (196,893)
Commercial deductions | Uchucchacua / Yumpag      
Disclosure of information on segments [Line Items]      
Commercial Deductions In Revenue From Contract With Customers (18,554)    
Commercial deductions | Uchucchacua      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers   (33,968) (15,483)
Commercial deductions | Orcopampa      
Disclosure of information on segments [Line Items]      
Commercial Deductions In Revenue From Contract With Customers (8)    
Revenue from contracts with customers   (667) (1,047)
Commercial deductions | Julcani      
Disclosure of information on segments [Line Items]      
Commercial Deductions In Revenue From Contract With Customers (1,757)    
Revenue from contracts with customers   (2,567) (1,815)
Commercial deductions | Tambomayo      
Disclosure of information on segments [Line Items]      
Commercial Deductions In Revenue From Contract With Customers (4,903)    
Revenue from contracts with customers   (8,171) (11,729)
Commercial deductions | Colquijirca      
Disclosure of information on segments [Line Items]      
Commercial Deductions In Revenue From Contract With Customers (98,383)    
Revenue from contracts with customers   (126,833) (166,685)
Commercial deductions | La Zanja      
Disclosure of information on segments [Line Items]      
Commercial Deductions In Revenue From Contract With Customers (2,735)    
Revenue from contracts with customers   (1,740) (935)
Commercial deductions | Energy generation and transmission      
Disclosure of information on segments [Line Items]      
Commercial Deductions In Revenue From Contract With Customers 0    
Revenue from contracts with customers   0 0
Commercial deductions | Insurance brokerage      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Commercial deductions | Rental of mining concessions      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Commercial deductions | Holding of investment in shares      
Disclosure of information on segments [Line Items]      
Commercial Deductions In Revenue From Contract With Customers 0    
Revenue from contracts with customers   0 0
Commercial deductions | Trading      
Disclosure of information on segments [Line Items]      
Commercial Deductions In Revenue From Contract With Customers 1,710    
Commercial deductions | Industrial activities      
Disclosure of information on segments [Line Items]      
Commercial Deductions In Revenue From Contract With Customers (105)    
Revenue from contracts with customers   (58) (2)
Commercial deductions | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Commercial Deductions In Revenue From Contract With Customers 2,690    
Revenue from contracts with customers   1,731 803
Commercial deductions | Operating segments      
Disclosure of information on segments [Line Items]      
Commercial Deductions In Revenue From Contract With Customers (124,735)    
Revenue from contracts with customers   (174,004) (197,696)
Corporates      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 1,593,114 1,153,977 813,757
Corporates | Uchucchacua / Yumpag      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 526,819    
Corporates | Uchucchacua      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers   328,590 51,919
Corporates | Orcopampa      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 201,529 169,779 163,415
Corporates | Julcani      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 81,480 48,619 40,386
Corporates | Tambomayo      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 104,182 121,818 107,786
Corporates | Colquijirca      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 500,642 441,456 432,154
Corporates | La Zanja      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 67,529 38,978 17,223
Corporates | Energy generation and transmission      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Corporates | Insurance brokerage      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Corporates | Rental of mining concessions      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers     0
Corporates | Holding of investment in shares      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 0 0 0
Corporates | Trading      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 96,470    
Corporates | Industrial activities      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers 81,107 43,589 18,224
Corporates | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers (66,644) (38,852) (17,350)
Corporates | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue from contracts with customers $ 1,659,758 1,192,829 831,107
Sales by services [Member]      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross     12,884
Revenue from contracts with customers   7,015  
Sales by services [Member] | Uchucchacua      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross     0
Revenue from contracts with customers   0  
Sales by services [Member] | Orcopampa      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross     0
Revenue from contracts with customers   0  
Sales by services [Member] | Julcani      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross     0
Revenue from contracts with customers   0  
Sales by services [Member] | Tambomayo      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross     0
Revenue from contracts with customers   0  
Sales by services [Member] | Colquijirca      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross     0
Revenue from contracts with customers   0  
Sales by services [Member] | La Zanja      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross     0
Revenue from contracts with customers   0  
Sales by services [Member] | Energy generation and transmission      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross     53,025
Revenue from contracts with customers   50,003  
Sales by services [Member] | Insurance brokerage      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross     8,099
Sales by services [Member] | Rental of mining concessions      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross     0
Sales by services [Member] | Holding of investment in shares      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross     441
Revenue from contracts with customers   474  
Sales by services [Member] | Industrial activities      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross     1,508
Revenue from contracts with customers   19,055  
Sales by services [Member] | Adjustments and eliminations      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross     (50,189)
Revenue from contracts with customers   (62,517)  
Sales by services [Member] | Operating segments      
Disclosure of information on segments [Line Items]      
Revenue From Contract With Customers Gross     $ 63,073
Revenue from contracts with customers   $ 69,532