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Events occurred after the reporting date (Details) $ / shares in Units, $ in Millions |  |  |  |  |  | 12 Months Ended |
--- | --- | --- | --- | --- | --- | --- | ---
May 16, 2024 $ / shares | Apr. 05, 2024 USD ($) | Mar. 28, 2024 $ / shares | Dec. 18, 2023 $ / shares | Apr. 26, 2023 $ / shares | Dec. 31, 2023 $ / shares | Apr. 10, 2024
Disclosure of non-adjusting events after reporting period [line items] |  |  |  |  |  |  |
Final dividend (in USD per share) |  |  | $ 2.11386 |  | $ 3.22373 |  |
Dividends paid (in USD per share) |  |  |  |  |  | $ 1.90047 |
Forecast |  |  |  |  |  |  |
Disclosure of non-adjusting events after reporting period [line items] |  |  |  |  |  |  |
Dividends paid (in USD per share) | $ 0.21339 |  |  |  |  |  |
Azure Minerals Limited |  |  |  |  |  |  |
Disclosure of non-adjusting events after reporting period [line items] |  |  |  |  |  |  |
Proportion of ownership interest in associate, percentage |  |  |  | 18.40% |  |  |
Joint scheme of arrangement, acquisition, cash price (in AUD per share) |  |  |  | $ 3.70 |  |  |
Joint scheme of arrangement, acquisition, joint off-market takeover bid, cash price (in AUD per share) |  |  |  | $ 3.65 |  |  |
Extraordinary Shareholder Meeting |  |  |  |  |  |  |
Disclosure of non-adjusting events after reporting period [line items] |  |  |  |  |  |  |
Threshold percentage of shares held |  |  |  |  |  |  | 0.10
Chilean Internal Revenue Service (IRS) | SQM Salar | Pending Litigation Claims |  |  |  |  |  |  |
Disclosure of non-adjusting events after reporting period [line items] |  |  |  |  |  |  |
Adjustment to tax expense (income) | $ |  | $ 1,089.5 |  |  |  |  |
Chilean Internal Revenue Service (IRS) | SQM Salar | Income Tax Contingencies |  |  |  |  |  |  |
Disclosure of non-adjusting events after reporting period [line items] |  |  |  |  |  |  |
Income taxes paid (refund) | $ |  | $ 986.2 |  |  |  |  |

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