Income taxes - Reconciliation of effective tax rate (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
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| Major components of tax expense (income) [abstract] | |||
| Profit (loss) for the year | $ 481.5 | $ 2,153.8 | $ (2,687.9) |
| Income taxes | 177.0 | 51.2 | (127.6) |
| Profit (loss) excluding income taxes | 658.5 | 2,205.0 | (2,815.5) |
| Income tax using the domestic corporation tax rate | 151.4 | 507.2 | (647.6) |
| Current year losses and other temporary differences for which no deferred tax asset was recognized | 2.4 | 488.7 | |
| Utilization of carried forward tax losses for which no deferred tax assets were recognized | (471.0) | ||
| Effect of tax rates in foreign jurisdictions | 5.6 | 9.2 | 7.4 |
| Non-deductible expenses | 3.5 | 0.2 | 5.8 |
| Effect of different tax rates on specific gains | 14.8 | 5.7 | 15.2 |
| Effect of share of profits of associates | 0.6 | (0.5) | 1.8 |
| Other | (1.3) | 0.4 | 1.1 |
| Total income taxes in income statements | $ 177.0 | $ 51.2 | $ (127.6) |
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- Definition The amount of profit (loss) for a period before deducting tax expense. [Refer: Profit (loss)] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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- Definition The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that the entity does not separately disclose in the same statement or note. [Refer: Accounting profit; Applicable tax rate] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The total of income less expenses from continuing and discontinued operations, excluding the components of other comprehensive income. [Refer: Other comprehensive income] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that relates to expenses not deductible in determining taxable profit (tax loss). [Refer: Accounting profit] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that relates to foreign tax rates. [Refer: Accounting profit] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that relates to revenues that are exempt from taxation. [Refer: Accounting profit] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that relates to tax losses. [Refer: Accounting profit] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The product of the accounting profit multiplied by the applicable tax rate(s). [Refer: Accounting profit; Applicable tax rate] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that relates to different tax rates on specific gains. No definition available.
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- Definition The amount of used tax losses for which no deferred tax asset is recognised in the statement of financial position. No definition available.
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