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Financial instruments - classification - Reverse repos and repos (Details) - GBP (£) £ in Millions | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Bank deposits |  |
Financial instruments |  |
Repos | £ 1,446 | £ 7,912
Customer deposits |  |
Financial instruments |  |
Repos | 9,829 | 14,541
Trading liabilities |  |
Financial instruments |  |
Repos | 23,740 | 19,389
Trading assets |  |
Financial instruments |  |
Reverse repos | 21,537 | 20,742
Loans to banks - amortised cost |  |
Financial instruments |  |
Reverse repos | 277 | 189
Loans to customers - amortised cost |  |
Financial instruments |  |
Reverse repos | £ 19,750 | £ 25,962

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