Report of the directors financial review risk report - Measurement uncertainty and sensitivity analysis of ECL estimates (Details) - economicScenario |
3 Months Ended | 6 Months Ended | 12 Months Ended |
|---|---|---|---|
Mar. 31, 2026 |
Jun. 30, 2026 |
Dec. 31, 2025 |
|
| Disclosure of financial assets [line items] | |||
| Number of economic scenarios to calculate ECL | 4 | ||
| Consensus Upside scenario allowance for ECL | |||
| Disclosure of financial assets [line items] | |||
| Probability | 5.00% | 10.00% | 10.00% |
| Consensus Central scenario allowance for ECL | |||
| Disclosure of financial assets [line items] | |||
| Probability | 50.00% | 75.00% | 75.00% |
| GDP growth rate | 2.60% | ||
| GDP growth rate, 5 year average | 2.70% | ||
| Downside Two Scenario | |||
| Disclosure of financial assets [line items] | |||
| Probability | 5.00% |