Disclosure Of Income Tax [Text Block]
| Concept |
2022-02-01 to 2023-01-31 |
As at 2023-01-31 |
As at 2022-01-31 |
2021-02-01 to 2022-01-31 |
|---|---|---|---|---|
| Disclosure of income tax [text block] |
10 Tax
|
— | — | — |
| Major components of tax expense (income) [abstract] | ||||
| Tax expense (income) |
5,000,000
GBP
|
— | — |
4,500,000
GBP
|
| Income tax relating to components of other comprehensive income [abstract] | ||||
| Income tax relating to cash flow hedges included in other comprehensive income |
800,000
GBP
|
— | — |
300,000
GBP
|
| Income tax relating to remeasurements of defined benefit plans included in other comprehensive income |
4,800,000
GBP
|
— | — |
1,200,000
GBP
|
| Income tax relating to financial assets measured at fair value through other comprehensive income included in other comprehensive income |
3,800,000
GBP
|
— | — |
2,100,000
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 | — |
16,100,000
GBP
|
12,300,000
GBP
|
— |
| Deferred tax liabilities | — |
5,900,000
GBP
|
5,600,000
GBP
|
— |
| Reconciliation of accounting profit multiplied by applicable tax rates [abstract] |