Provisions - Narrative (Details) - GBP (£) £ in Millions |
6 Months Ended | |
|---|---|---|
Jun. 30, 2026 |
Dec. 31, 2025 |
|
| Disclosure of other provisions [line items] | ||
| Charge for the period | £ 186 | |
| Provisions | 2,687 | £ 2,772 |
| Restructuring provision | 173 | 163 |
| Regulatory and legal provisions | ||
| Disclosure of other provisions [line items] | ||
| Charge for the period | 31 | |
| Provisions | 2,105 | 2,193 |
| Motor commission review | ||
| Disclosure of other provisions [line items] | ||
| Provisions | 1,950 | |
| Dilapidations, rent reviews and other property related matters | ||
| Disclosure of other provisions [line items] | ||
| Provisions | 91 | 98 |
| Indemnities and other matters relating to legacy business disposals | ||
| Disclosure of other provisions [line items] | ||
| Provisions | £ 43 | £ 41 |