Profit Or Loss [Abstract]
| Concept |
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 |
2021-04-01 to 2022-03-31 |
2021-04-01 to 2022-03-31 |
2021-04-01 to 2022-03-31 |
2020-04-01 to 2021-03-31 |
2020-04-01 to 2021-03-31 |
2020-04-01 to 2021-03-31 |
2020-04-01 to 2021-03-31 |
2020-04-01 to 2021-03-31 |
2020-04-01 to 2021-03-31 |
2020-04-01 to 2021-03-31 |
2020-04-01 to 2021-03-31 |
2020-04-01 to 2021-03-31 |
2020-04-01 to 2021-03-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Profit or loss [abstract] | ||||||||||||||||||||
| Profit (loss) [abstract] | ||||||||||||||||||||
| Revenue | — | — | — | — | — | — |
4,101,800,000
GBP
|
— | — | — | — | — |
3,971,600,000
GBP
|
— | — | — | — | — | — | — |
| Cost of sales | — | — | — | — | — | — |
3,756,500,000
GBP
|
— | — | — | — | — |
3,945,500,000
GBP
|
— | — | — | — | — | — | — |
| Gross profit | — | — | — | — | — | — |
345,300,000
GBP
|
— | — | — | — | — |
2 6.1
GBP
|
— | — | — | — | — | — | — |
| Other income | — | — | — | — | — | — |
6,200,000
GBP
|
— | — | — | — | — |
–
GBP
|
— | — | — | — | — | — | — |
| Profit (loss) from operating activities | — | — | — | — | — | — |
226,800,000
GBP
|
— | — | — | — | — |
1 ,736.7
GBP
|
— | — | — | — | — | — | — |
| Finance income | — | — | — | — | — | — |
9 .6
GBP
|
— | — | — | — | — |
1 6.6
GBP
|
— | — | — | — | — | — | — |
| Finance costs | — | — | — | — | — | — |
80,400,000
GBP
|
— | — | — | — | — |
77,800,000
GBP
|
— | — | — | — | — | — | — |
| Share of profit (loss) of associates and joint ventures accounted for using equity method | — | — | — | — | — | — |
20,100,000
GBP
|
— | — | — | — | — |
13,100,000
GBP
|
— | — | — | — | — | — | — |
| Profit (loss) before tax | — | — | — | — | — | — |
182,300,000
GBP
|
— | — | — | — | — |
1,811,000,000
GBP
|
— | — | — | — | — | — | — |
| Tax expense (income) | — | — | — | — | — | — |
14,400,000
GBP
|
— | — | — | — | — |
8,000,000
GBP
|
— | — | — | — | — | — | — |
| Profit (loss) |
164,200,000
GBP
|
–
GBP
|
3,700,000
GBP
|
–
GBP
|
164,200,000
GBP
|
–
GBP
|
167,900,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
1,803,000,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
1,803,000,000
GBP
|
–
GBP
|
1,803,000,000
GBP
|
| Profit (loss), attributable to [abstract] | ||||||||||||||||||||
| Profit (loss), attributable to owners of parent | — | — | — | — | — | — |
164,200,000
GBP
|
— | — | — | — | — |
1,803,000,000
GBP
|
— | — | — | — | — | — | — |
| Profit (loss), attributable to non-controlling interests | — | — | — | — | — | — |
3,700,000
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 | — | — | — | — | — | — |
0.325
|
— | — | — | — | — |
3.570
|
— | — | — | — | — | — | — |
| Diluted earnings per share [abstract] | ||||||||||||||||||||
| Diluted earnings (loss) per share | — | — | — | — | — | — |
32.1p
|
— | — | — | — | — |
3.570
|
— | — | — | — | — | — | — |