Report of Directors Financial Review Risk Report - Measurement uncertainty and sensitivity analysis of ECL estimates (Details) - economicScenario |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| Oil and Gas, Average Sale Price and Production Cost Per Unit [Line Items] | ||
| Number of economic scenarios | 4 | |
| Number of economic scenarios, external consensus forecasts | 3 | |
| Downside 2 scenario | ||
| Oil and Gas, Average Sale Price and Production Cost Per Unit [Line Items] | ||
| Probability | 5.00% | 5.00% |
| Downside 2 scenario | Maximum | ||
| Oil and Gas, Average Sale Price and Production Cost Per Unit [Line Items] | ||
| Probability | 100.00% | |
| Consensus central scenario | ||
| Oil and Gas, Average Sale Price and Production Cost Per Unit [Line Items] | ||
| Probability | 75.00% | 75.00% |
| Consensus central scenario | Maximum | ||
| Oil and Gas, Average Sale Price and Production Cost Per Unit [Line Items] | ||
| Probability | 100.00% | |