Consolidated Statement of Comprehensive (Loss)/Income (unaudited) (Parenthetical) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
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| Statement of comprehensive income [abstract] | ||||
| Currency translation effects, tax expense | $ (0.5) | $ 2.0 | $ (2.0) | $ 3.0 |
| Actuarial gains/(losses) from defined benefit plans, tax expense | 0.6 | (0.6) | 2.0 | 1.0 |
| Fair value adjustments on equity securities, tax benefit | $ (10.0) | $ 8.0 | $ (10.0) | $ 10.0 |
| X | ||||||||||
- Definition The amount of income tax relating to amounts recognised in other comprehensive income in relation to exchange differences on translation of the financial statements of a parent company or a stand-alone entity to a different presentation currency. [Refer: Other comprehensive income; Reserve of exchange differences on translation] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition The amount of income tax relating to amounts recognised in other comprehensive income in relation to investments in equity instruments that the entity has designated at fair value through other comprehensive income applying paragraph 5.7.5 of IFRS 9. [Refer: Other comprehensive income; Reserve of gains and losses from investments in equity instruments] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition The amount of income tax relating to amounts recognised in other comprehensive income in relation to remeasurements of defined benefit plans. [Refer: Other comprehensive income; Reserve of remeasurements of defined benefit plans; Defined benefit plans [domain]] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- References No definition available.
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