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Discontinued operations and assets and liabilities of disposal groups - Operating cash flows attributable to discontinued operations (Details) - GBP (£) £ in Millions | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Discontinued operations and assets and liabilities of disposal groups |  |  |
Net cash flows from operating activities | £ 362 | £ 1,090 | £ 2,212
Net cash flows from investing activities | 5,473 | 6,164 |
Net increase in cash and cash equivalents | £ 5,835 | £ 7,254 | £ 2,212

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- Definition The cash flows from (used in) the entity's investing activities, related to discontinued operations. [Refer: Discontinued operations [member]; Cash flows from (used in) investing activities] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 5 -IssueDate 2023-01-01 -Paragraph 33 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=5&code=ifrs-tx-2023-en-r&anchor=para_33_c&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The cash flows from (used in) the entity's operating activities, related to discontinued operations. [Refer: Discontinued operations [member]; Cash flows from (used in) operating activities] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 5 -IssueDate 2023-01-01 -Paragraph 33 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=5&code=ifrs-tx-2023-en-r&anchor=para_33_c&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The increase (decrease) in cash and cash equivalents from discontinued operations. [Refer: Cash and cash equivalents; Discontinued operations [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 5 -IssueDate 2023-01-01 -Paragraph 33 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=5&code=ifrs-tx-2023-en-r&anchor=para_33_c&doctype=Standard -URIDate 2023-03-23 + Details
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- References No definition available. + Details
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