Disclosure Of Income Tax [Text Block]
| Concept |
As at 2023-09-30 |
2022-10-01 to 2023-09-30 |
2022-10-01 to 2023-09-30 |
2022-10-01 to 2023-09-30 |
2021-10-01 to 2022-09-30 |
As at 2022-09-30 |
2021-10-01 to 2022-09-30 |
2021-10-01 to 2022-09-30 |
|---|---|---|---|---|---|---|---|---|
| Disclosure of income tax [text block] | — |
4 Income tax expense
|
— | — | — | — | — | — |
| Major components of tax expense (income) [abstract] | ||||||||
| Tax expense (income) | — |
71,000,000
GBP
|
95,000,000
GBP
|
24,000,000
GBP
|
77,000,000
GBP
|
— |
6,000,000
GBP
|
83,000,000
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 |
56,000,000
GBP
|
— | — | — | — |
19,000,000
GBP
|
— | — |
| Deferred tax liabilities |
18,000,000
GBP
|
— | — | — | — |
17,000,000
GBP
|
— | — |
| Reconciliation of accounting profit multiplied by applicable tax rates [abstract] |