Related party transactions - Schedule of Deposits (Details) - Key management personnel of entity or parent - GBP (£) £ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Deposits | |||
| At 1 January | £ 8 | £ 14 | £ 10 |
| Placed (includes deposits of appointed key management personnel) | 42 | 31 | 44 |
| Withdrawn (includes deposits of former key management personnel) | (43) | (37) | (40) |
| At 31 December | £ 7 | £ 8 | £ 14 |