Statement Of Comprehensive Income [Abstract]
| Concept |
2023-05-01 to 2024-04-28 |
2023-05-01 to 2024-04-28 |
2023-05-01 to 2024-04-28 |
2023-05-01 to 2024-04-28 |
2023-05-01 to 2024-04-28 |
2023-05-01 to 2024-04-28 |
2023-05-01 to 2024-04-28 |
2022-05-02 to 2023-04-30 |
2022-05-02 to 2023-04-30 |
2022-05-02 to 2023-04-30 |
2022-05-02 to 2023-04-30 |
2022-05-02 to 2023-04-30 |
2022-05-02 to 2023-04-30 |
2022-05-02 to 2023-04-30 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||||||
| Profit (loss) |
–
GBP
|
59,100,000
GBP
|
–
GBP
|
59,100,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
121,800,000
GBP
|
–
GBP
|
–
GBP
|
121,800,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
| Other comprehensive income [abstract] | ||||||||||||||
| Components of other comprehensive income that will not be reclassified to profit or loss, before tax [abstract] | ||||||||||||||
| Other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans | — |
900,000
GBP
|
— | — | — | — | — |
300,000
GBP
|
— | — | — | — | — | — |
| Components of other comprehensive income that will be reclassified to profit or loss, before tax [abstract] | ||||||||||||||
| Exchange differences on translation [abstract] | ||||||||||||||
| Other comprehensive income, before tax, exchange differences on translation of foreign operations | — |
1,700,000
GBP
|
— | — | — | — | — |
3,100,000
GBP
|
— | — | — | — | — | — |
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss [abstract] | ||||||||||||||
| Income tax relating to remeasurements of defined benefit plans included in other comprehensive income | — |
200,000
GBP
|
— | — | — | — | — |
100,000
GBP
|
— | — | — | — | — | — |
| Income tax relating to exchange differences on translation other than translation of foreign operations included in other comprehensive income | — |
100,000
GBP
|
— | — | — | — | — |
100,000
GBP
|
— | — | — | — | — | — |
| Other comprehensive income |
–
GBP
|
900,000
GBP
|
1,600,000
GBP
|
700,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
2,800,000
GBP
|
–
GBP
|
–
GBP
|
200,000
GBP
|
–
GBP
|
–
GBP
|
3,000,000
GBP
|
| Comprehensive income |
–
GBP
|
60,000,000
GBP
|
1,600,000
GBP
|
58,400,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
119,000,000
GBP
|
–
GBP
|
–
GBP
|
122,000,000
GBP
|
–
GBP
|
–
GBP
|
3,000,000
GBP
|