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v3.23.1

Other Financial Liabilities (debt) - Additional information (Details) $ in Thousands |  | 1 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
May 31, 2022 USD ($) | Jun. 30, 2017 USD ($) | Dec. 31, 2022 USD ($) item | Dec. 31, 2021 USD ($) item | Dec. 31, 2020 USD ($) | Dec. 31, 2014 USD ($)
Disclosure Of Other Financial Liabilities debt [Line Items] |  |  |  |  |  |
Payments for debt issue costs |  |  | $ 0 | $ 10,700 | $ 0 |
Repayments of borrowings, classified as financing activities |  |  | $ 50,000 | $ 65,793 | 7,197 |
Sociedad Minera El Brocal S.A.A |  |  |  |  |  |
Disclosure Of Other Financial Liabilities debt [Line Items] |  |  |  |  |  |
Maximum earnings before interest, taxes, depreciation, and amortization ratio | item |  |  | 3.50 | 3.0 |  |
Minimum Interest Coverage Ratio | item |  |  |  | 1 |  |
Interest expense |  |  | $ 3,200 | $ 10,100 | $ 22,400 |
Total credit facility |  |  | $ 1,500,000 |  |  |
Repaid line of credit facility | $ 325,000 |  |  |  |  |
Sociedad Minera El Brocal S.A.A | Senior unsecured credit facility |  |  |  |  |  |
Disclosure Of Other Financial Liabilities debt [Line Items] |  |  |  |  |  |
Borrowings |  |  |  |  |  | $ 1,800
Increased in Credit Facility |  | $ 225,000 |  |  |  |
Sociedad Minera El Brocal S.A.A | Credit Facility |  |  |  |  |  |
Disclosure Of Other Financial Liabilities debt [Line Items] |  |  |  |  |  |
Commitment fee |  |  | 0.50% |  |  |
Unsecured Revolving Credit Facility [Member] | Sociedad Minera El Brocal S.A.A |  |  |  |  |  |
Disclosure Of Other Financial Liabilities debt [Line Items] |  |  |  |  |  |
Notional amount | 350,000 |  |  |  |  |
Payments for debt issue costs |  |  | $ 3,500 |  |  |
Interest expense |  |  | $ 1,900 |  |  |
Repaid line of credit facility | $ 325,000 |  |  |  |  |

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