Other notes to the accounts - Related Party Transactions (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Executive officers (including Non-Executive Directors) | |||
| Disclosure of transactions between related parties [line items] | |||
| Short-term employee benefits | $ 23 | $ 22 | $ 21 |
| Share-based payments expense | 15 | 10 | 9 |
| Pension and post-employment benefit entitlements | 2 | 1 | 1 |
| Total remunerations | 40 | 33 | 31 |
| Trading transactions - not been disclosed elsewhere in the financial statements | |||
| Disclosure of transactions between related parties [line items] | |||
| Transaction amount | $ 0 | $ 0 | $ 0 |