Profit Or Loss [Abstract]
| 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 |
2021-05-01 to 2022-04-30 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Profit or loss [abstract] | ||||||||||||
| Profit (loss) [abstract] | ||||||||||||
| Revenue | — | — | — |
2,348,000,000
GBP
|
— | — | — |
2,202,200,000
GBP
|
— | — | — | — |
| Cost of sales | — | — | — |
1,683,200,000
GBP
|
— | — | — |
1,566,900,000
GBP
|
— | — | — | — |
| Gross profit | — | — | — |
664,800,000
GBP
|
— | — | — |
635,300,000
GBP
|
— | — | — | — |
| Administrative expenses | — | — | — |
156,900,000
GBP
|
— | — | — |
133,000,000
GBP
|
— | — | — | — |
| Profit (loss) from operating activities | — | — | — |
507 .9
GBP
|
— | — | — |
50 2.3
GBP
|
— | — | — | — |
| Finance income | — | — | — |
2,500,000
GBP
|
— | — | — |
3,000,000
GBP
|
— | — | — | — |
| Finance costs | — | — | — |
15,000,000
GBP
|
— | — | — |
9,600,000
GBP
|
— | — | — | — |
| Profit (loss) before tax | — | — | — |
551,500,000
GBP
|
— | — | — |
518. 1
GBP
|
— | — | — | — |
| Tax expense (income) | — | — | — |
69,100,000
GBP
|
— | — | — |
95,400,000
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
|
| Earnings per share [text block] | — | — | — | — | — | — | — | — | — | — | — | — |
| Earnings per share [abstract] | ||||||||||||
| Earnings per share [line items] | ||||||||||||
| Basic earnings per share [abstract] | ||||||||||||
| Basic earnings (loss) per share | — | — | — |
417 .8
|
— | — | — |
33 9.4
|
— | — | — | — |
| Diluted earnings per share [abstract] | ||||||||||||
| Diluted earnings (loss) per share | — | — | — |
411.4000
|
— | — | — |
332.5000
|
— | — | — | — |