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Transactions with directors and key management (Details) | Dec. 31, 2023 GBP (£) director | Dec. 31, 2022 GBP (£)
--- | --- | ---
Transactions with directors and key management |  |
Loans to customers - amortised cost | £ 381,433,000,000 | £ 366,340,000,000
Customer deposits | 431,377,000,000 | 450,318,000,000
key management personnel |  |
Transactions with directors and key management |  |
Loans to customers - amortised cost | 11,406,000 | 12,137,000
Customer deposits | 55,254,000 | £ 47,866,000
Directors |  |
Transactions with directors and key management |  |
Loans to directors | £ 8,397,763 |
Number of directors with outstanding loans | director | 9 |

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- Definition The amount of deposit liabilities from customers held by the entity. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2023-01-01 -Paragraph 55 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_55&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The amount of loans and advances the entity has made to customers. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2023-01-01 -Paragraph 55 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_55&doctype=Standard -URIDate 2023-03-23 + Details
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