v3.25.4

Retirement benefit obligations - Schedule of Weighted Average Duration of Defined Benefit Pension Obligations (Details) | 12 Months Ended
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Dec. 31, 2025 | Dec. 31, 2024
Disclosure of employee benefits [Abstract] |  |
Duration of the defined benefit obligation | 11 years | 12 years

X
- Definition The weighted average duration of a defined benefit obligation. [Refer: Weighted average [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2025-01-01 -Paragraph 147 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2025-en-r&anchor=para_147_c&doctype=Standard -URIDate 2025-03-27 + Details
Name: | ifrs-full_WeightedAverageDurationOfDefinedBenefitObligation2019
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | lyg_DisclosureOfEmployeeBenefitsAbstract
Namespace Prefix: | lyg_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration