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Related parties (Details) - GBP (£) £ in Millions | 1 Months Ended |  |  |
--- | --- | --- | --- | ---
Feb. 28, 2023 | Dec. 31, 2024 | Mar. 31, 2024 | Dec. 31, 2023
Related parties |  |  |  |
Threshold value of eligible liabilities for UK authorized institutions to have to pay Bank of England levy |  |  | £ 600.0 |
Main Pension Scheme |  |  |  |
Related parties |  |  |  |
Transfer of amount to reservoir trust to meet potential future contributions | £ 471.0 |  |  |
Bank deposits held within entity |  | £ 43.2 |  | £ 36.2
HM Treasury |  |  |  |
Related parties |  |  |  |
Proportion of ordinary shares in reporting entity held (in %) |  | 9.99% |  | 37.97%

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