Disclosure Of Entity's Operating Segments [Text Block]
| Concept |
2021-05-01 to 2022-04-30 |
2021-05-01 to 2022-04-30 |
2021-05-01 to 2022-04-30 |
2021-05-01 to 2022-04-30 |
2021-05-01 to 2022-04-30 |
As at 2022-04-30 |
2021-05-01 to 2022-04-30 |
As at 2021-04-30 |
2020-05-01 to 2021-04-30 |
2020-05-01 to 2021-04-30 |
2020-05-01 to 2021-04-30 |
2020-05-01 to 2021-04-30 |
2020-05-01 to 2021-04-30 |
2020-05-01 to 2021-04-30 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Disclosure of entity's operating segments [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of operating segments [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of operating segments [abstract] | ||||||||||||||
| Disclosure of operating segments [line items] | ||||||||||||||
| Revenue | — | — | — |
2,348,000,000
GBP
|
— | — | — | — | — |
2,202,200,000
GBP
|
— | — | — | — |
| Tax expense (income) | — | — | — |
69,100,000
GBP
|
— | — | — | — | — |
95,400,000
GBP
|
— | — | — | — |
| Profit (loss) before tax | — | — | — |
551,500,000
GBP
|
— | — | — | — | — |
518. 1
GBP
|
— | — | — | — |
| Profit (loss) |
482,400,000
GBP
|
–
GBP
|
–
GBP
|
482,400,000
GBP
|
–
GBP
|
— |
–
GBP
|
— |
–
GBP
|
422. 7
GBP
|
422,700,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
| Assets | — | — | — | — | — |
6,587 .7
GBP
|
— |
5,552,200,000
GBP
|
— | — | — | — | — | — |
| Liabilities | — | — | — | — | — |
3,451,600,000
GBP
|
— |
2,37 6.8
GBP
|
— | — | — | — | — | — |
| Cash flows from (used in) operating activities | — | — | — |
129,500,000
GBP
|
— | — | — | — | — |
324,200,000
GBP
|
— | — | — | — |
| Cash flows from (used in) investing activities | — | — | — |
27 .7
GBP
|
— | — | — | — | — |
0. 9
GBP
|
— | — | — | — |
| Cash flows from (used in) financing activities | — | — | — |
342. 1
GBP
|
— | — | — | — | — |
535,800,000
GBP
|
— | — | — | — |
| Disclosure of products and services [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of products and services [abstract] | ||||||||||||||
| Disclosure of products and services [line items] | ||||||||||||||
| Disclosure of geographical areas [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of geographical areas [abstract] | ||||||||||||||
| Disclosure of geographical areas [line items] | ||||||||||||||
| Disclosure of major customers [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of major customers [abstract] | ||||||||||||||
| Disclosure of major customers [line items] |