Disclosure Of Income Tax [Text Block]
| Concept |
As at 2025-03-31 |
2024-04-01 to 2025-03-31 |
2023-04-01 to 2024-03-31 |
As at 2024-03-31 |
|---|---|---|---|---|
| Disclosure of income tax [text block] | — |
7. Taxation
|
— | — |
| Major components of tax expense (income) [abstract] | ||||
| Tax expense (income) | — |
80,200,000
GBP
|
48,500,000
GBP
|
— |
| Income tax relating to components of other comprehensive income [abstract] | ||||
| Income tax relating to remeasurements of defined benefit plans included in other comprehensive income | — |
3,900,000
GBP
|
38,400,000
GBP
|
— |
| Disclosure of temporary difference, unused tax losses and unused tax credits [text block] | — | — | — | — |
| Disclosure of temporary difference, unused tax losses and unused tax credits [abstract] | ||||
| Disclosure of temporary difference, unused tax losses and unused tax credits [line items] | ||||
| Deferred tax assets and liabilities [abstract] | ||||
| Deferred tax assets |
102,800,000
GBP
|
— | — |
132,300,000
GBP
|
| Deferred tax liabilities |
5,900,000
GBP
|
— | — |
6,400,000
GBP
|
| Reconciliation of accounting profit multiplied by applicable tax rates [abstract] |