Retirement benefit obligations (Tables) |
6 Months Ended | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Jun. 30, 2026 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Disclosure of defined benefit plans [abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Schedule of defined benefit scheme obligations | The Group’s post-retirement defined benefit scheme obligations are comprised as follows:
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| Schedule of movements in net post-retirement defined benefit scheme asset | Movements in the Group’s net post-retirement defined benefit scheme asset during the period were as follows:
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| Schedule of charges to income statement | The charge to the income statement in respect of pensions and other post-retirement benefit schemes is comprised as follows:
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| Schedule of principal assumptions used in valuations | The principal assumptions used in the valuations of the defined benefit pension schemes were as follows:
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