Loans and other liabilities - Movement in liabilities deriving from financing activities (Details) - USD ($) $ in Millions |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| Loans and other Liabilities | ||
| Disclosure of reconciliation of liabilities arising from financing activities [line items] | ||
| Beginning balance | $ 107.7 | $ 121.8 |
| Changes related to financing cash flows: | ||
| Repayment of borrowings and lease liabilities | (15.8) | (16.2) |
| Other Changes | (1.8) | 2.1 |
| Ending balance | 90.1 | 107.7 |
| Lease Liabilities | ||
| Disclosure of reconciliation of liabilities arising from financing activities [line items] | ||
| Beginning balance | 5,922.3 | 4,888.8 |
| Changes related to financing cash flows: | ||
| Repayment of borrowings and lease liabilities | (1,423.8) | (2,066.4) |
| Additional Leases | 311.1 | 3,020.0 |
| Modifications | 835.1 | 85.8 |
| Other Changes | 3.4 | (5.9) |
| Ending balance | $ 5,648.1 | $ 5,922.3 |