Disclosure Of Income Tax [Text Block]
| Concept |
As at 2024-09-30 |
2023-10-01 to 2024-09-30 |
As at 2023-09-30 |
2022-10-01 to 2023-09-30 |
As at 2022-09-30 |
|---|---|---|---|---|---|
| Disclosure of income tax [text block] | — |
|
— | — | — |
| Major components of tax expense (income) [abstract] | |||||
| Tax expense (income) | — |
67,800,000
GBP
|
— |
46,000,000
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 | — |
1,800,000
GBP
|
— |
800,000
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 liabilities |
13,400,000
GBP
|
— |
17,700,000
GBP
|
— |
44,400,000
GBP
|
| Reconciliation of accounting profit multiplied by applicable tax rates [abstract] |