Analysis Of Income And Expense [Abstract]
| Concept |
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 |
2021-05-03 to 2022-05-01 |
2021-05-03 to 2022-05-01 |
2021-05-03 to 2022-05-01 |
2021-05-03 to 2022-05-01 |
2021-05-03 to 2022-05-01 |
2021-05-03 to 2022-05-01 |
2021-05-03 to 2022-05-01 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Analysis of income and expense [abstract] | ||||||||||||||
| Revenue [abstract] | ||||||||||||||
| Revenue |
1,542,800,000
GBP
|
— | — | — | — | — | — | — | — | — |
1,238,000,000
GBP
|
— | — | — |
| Material income and expense [abstract] | ||||||||||||||
| Finance income (cost) |
23,800,000
GBP
|
— | — | — | — | — | — | — | — | — |
15,900,000
GBP
|
— | — | — |
| Miscellaneous other comprehensive income [abstract] | ||||||||||||||
| Other comprehensive income, before tax, exchange differences on translation of foreign operations and hedges of net investments in foreign operations [abstract] | ||||||||||||||
| Other comprehensive income, before tax, exchange differences on translation of foreign operations |
3,100,000
GBP
|
— | — | — | — | — | — | — | — | — |
11,000,000
GBP
|
— | — | — |
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||||||||
| Comprehensive income |
119,000,000
GBP
|
–
GBP
|
–
GBP
|
122,000,000
GBP
|
–
GBP
|
–
GBP
|
3,000,000
GBP
|
–
GBP
|
–
GBP
|
9,800,000
GBP
|
112,000,000
GBP
|
102,200,000
GBP
|
–
GBP
|
–
GBP
|