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Earnings per share | 12 Months Ended
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Dec. 31, 2020
Sociedad Minera Cerro Verde S.A.A. [Member] |
Disclosure Of Earnings per share [Line Items] |
Earnings per share | 19. Earnings per share Basic and diluted earnings per share are calculated by dividing earnings by the weighted-average number of outstanding shares during the period. Basic and diluted earnings per common share have been determined as follows:
|  | For the year ended |  | For the year ended |  | For the year ended
|  | December 31, 2020 |  | December 31, 2019 |  | December 31, 2018
Profit for the period (US$) |  | 274,544,000 |  | 390,377,000 |  | 119,710,000
Weighted average number of share outstanding (Note 12(a)) |  | 350,056,012 |  | 350,056,012 |  | 350,056,012
Basic and diluted earnings per share (US$) |  | 0.784 |  | 1.115 |  | 0.342

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