EARNINGS PER SHARE - Summary of weighted average number of shares (Details) - GBP (£) £ / shares in Units, £ in Millions, shares in Millions |
6 Months Ended | |
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Jun. 30, 2026 |
Jun. 30, 2025 |
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| EARNINGS PER SHARE | ||
| Profit after tax attributable to equity shareholders | £ 762 | £ 806 |
| Weighted average number of shares | 8,915 | 9,046 |
| Weighted average number of treasury shares and shares held by EBTs | (30) | (16) |
| Basic weighted average number of shares - used for basic earnings per share | 8,885 | 9,030 |
| Effect of dilutive potential shares | 35 | 34 |
| Diluted weighted average number of shares | 8,920 | 9,064 |
| Basic earnings per share (pence) | £ 0.086 | £ 0.089 |
| Diluted earnings per share (pence) | £ 0.085 | £ 0.089 |
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- Definition Weighted average number of treasury shares and shares held by employee benefit trust during the period. No definition available.
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- Definition Weighted average shares, before effect of treasury shares No definition available.
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- Definition The weighted average number of ordinary shares outstanding plus the weighted average number of ordinary shares that would be issued on the conversion of all the dilutive potential ordinary shares into ordinary shares. [Refer: Ordinary shares [member]; Weighted average [member]] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The amount of profit (loss) attributable to ordinary equity holders of the parent entity (the numerator) divided by the weighted average number of ordinary shares outstanding during the period (the denominator). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The amount of profit (loss) attributable to ordinary equity holders of the parent entity (the numerator), divided by the weighted average number of ordinary shares outstanding during the period (the denominator), both adjusted for the effects of all dilutive potential ordinary shares. [Refer: Ordinary shares [member]; Weighted average [member]] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The potential dilutive effect on the weighted average number of ordinary shares that relates to the assumed conversion of the entity’s instruments. It represents the aggregate of the reconciliation amounts for all classes of instruments that reflect dilutive effect on weighted average number of ordinary shares. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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- Definition The profit (loss) attributable to ordinary equity holders of the parent entity. [Refer: Profit (loss)] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The number of ordinary shares outstanding at the beginning of the period, adjusted by the number of ordinary shares bought back or issued during the period multiplied by a time-weighting factor. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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