CASH AND CASH EQUIVALENTS AND FINANCIAL INVESTMENTS - Summary of Financial Investments (Details) - USD ($) $ in Millions |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Disclosure of financial assets [line items] | ||
| Total | $ 964.9 | $ 988.0 |
| Current | 676.1 | 639.7 |
| Non-current | 288.8 | 348.3 |
| Fixed-term deposit | ||
| Disclosure of financial assets [line items] | ||
| Total | 381.6 | 468.2 |
| Structured notes | ||
| Disclosure of financial assets [line items] | ||
| Total | 243.4 | 133.2 |
| Investment funds | ||
| Disclosure of financial assets [line items] | ||
| Total | 120.8 | 125.2 |
| Private securities | ||
| Disclosure of financial assets [line items] | ||
| Total | 76.4 | 99.9 |
| Public securities | ||
| Disclosure of financial assets [line items] | ||
| Total | 66.4 | 66.5 |
| Others | ||
| Disclosure of financial assets [line items] | ||
| Total | $ 76.3 | $ 95.0 |