Other liabilities - Narrative (Details) $ in Millions |
12 Months Ended | |
|---|---|---|
|
Dec. 31, 2025
USD ($)
|
Dec. 31, 2024
USD ($)
|
|
| Disclosure of contingent liabilities [line items] | ||
| Undiscounted estimated required cash flow | $ 159 | $ 139 |
| Minimum | ||
| Disclosure of contingent liabilities [line items] | ||
| Undiscounted cash flow, Interest rate | 0.0250 | 0.0250 |
| Provision for decommissioning, restoration, estimated period | 12 years | |
| Maximum | ||
| Disclosure of contingent liabilities [line items] | ||
| Undiscounted cash flow, Interest rate | 0.0385 | 0.0333 |
| Provision for decommissioning, restoration, estimated period | 15 years | |
| Provision for decommissioning, landfill closures and site remediation, estimated period | 50 years |