Profit Or Loss [Abstract]
| Concept |
2022-04-01 to 2023-03-31 |
2022-04-01 to 2023-03-31 |
2022-04-01 to 2023-03-31 |
2022-04-01 to 2023-03-31 |
2022-04-01 to 2023-03-31 |
2022-04-01 to 2023-03-31 |
2022-04-01 to 2023-03-31 |
2021-04-01 to 2022-03-31 |
2021-04-01 to 2022-03-31 |
2021-04-01 to 2022-03-31 |
2021-04-01 to 2022-03-31 |
2021-04-01 to 2022-03-31 |
2021-04-01 to 2022-03-31 |
2021-04-01 to 2022-03-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Profit or loss [abstract] | ||||||||||||||
| Profit (loss) [abstract] | ||||||||||||||
| Revenue |
2,982,300,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
2,553,700,000
GBP
|
| Cost of sales |
1,630,100,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
1,425,800,000
GBP
|
| Gross profit |
1,352,200,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
1,127,900,000
GBP
|
| Administrative expenses |
79,700,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
63,500,000
GBP
|
| Profit (loss) from operating activities |
383,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
308,800,000
GBP
|
| Finance income |
2,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
1,000,000
GBP
|
| Finance costs |
14,200,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
8,100,000
GBP
|
| Profit (loss) before tax |
371,500,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
302,200,000
GBP
|
| Tax expense (income) |
86,700,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
72,200,000
GBP
|
| Profit (loss) |
284,800,000
GBP
|
284,800,000
GBP
|
–
GBP
|
–
GBP
|
284,800,000
GBP
|
–
GBP
|
–
GBP
|
230,000,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
230,000,000
GBP
|
–
GBP
|
230,000,000
GBP
|
| Profit (loss), attributable to [abstract] | ||||||||||||||
| Profit (loss), attributable to owners of parent |
284,800,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
230,000,000
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 |
0.604
|
— | — | — | — | — | — | — | — | — | — | — | — |
0.489
|
| Diluted earnings per share [abstract] | ||||||||||||||
| Diluted earnings (loss) per share |
0.602
|
— | — | — | — | — | — | — | — | — | — | — | — |
0.486
|