The applicable income tax rate.

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The aggregate current and deferred tax relating to particular items that are charged or credited directly to equity, for example: (a) an adjustment to the opening balance of retained earnings resulting from either a change in accounting policy that is applied retrospectively or the correction of an error; and (b) amounts arising on initial recognition of the equity component of a compound financial instrument. [Refer: Deferred tax relating to items credited (charged) directly to equity; Retained earnings; Financial instruments, class [member]]

+ References

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Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table.

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No definition available.

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The increase (decrease) in accumulated deferred tax recognised in other comprehensive income due to change in the tax rate. [Refer: Other comprehensive income]

+ References

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The increase (decrease) in a deferred tax liability (asset). [Refer: Deferred tax liability (asset)]

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Taxation - Narrative (Details) - GBP (£) £ in Millions		6 Months Ended			12 Months Ended
Taxation - Narrative (Details) - GBP (£) £ in Millions	Apr. 01, 2023	Jun. 30, 2021	Dec. 31, 2020	Jun. 30, 2020	Dec. 31, 2020
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]
UK corporation tax rate		19.00%		19.00%	19.00%
Increase in deferred tax asset		£ 786
Remeasurement of deferred tax due to rate changes		970	£ (4)	£ 354
Current and deferred tax relating to items charged directly to equity		£ 184
Forecast
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]
UK corporation tax rate	25.00%