v3.25.4

Liquidity risk- Narrative (Details) - GBP (£) £ in Millions | Dec. 31, 2025 | Dec. 31, 2024
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Liquidity risk [Abstract] |  |
Undated subordinated liabilities | £ 16 | £ 16

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- Definition The amount of subordinated liabilities that do not have a specified repayment date. [Refer: Subordinated liabilities] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Note Expiry date 2027-01-01 -Name IAS -Number 1 -IssueDate 2025-01-01 -Paragraph 112 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_112_c&doctype=Standard -URIDate 2025-03-27 + Details
Name: | ifrs-full_UndatedSubordinatedLiabilities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Liquidity risk [Abstract] + References No definition available. + Details
Name: | lyg_LiquidityRiskAbstract
Namespace Prefix: | lyg_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration