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 |
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 |
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 |
–
GBP
|
1,525,300,000
GBP
|
— |
1,525,300,000
GBP
|
— | — | — | — | — | — | — | — | — |
1,318,200,000
GBP
|
1,318,200,000
GBP
|
–
GBP
|
— | — | — | — | — | — | — | — | — | — |
| Profit (loss) from operating activities |
45,800,000
GBP
|
324,700,000
GBP
|
— |
278,900,000
GBP
|
— | — | — | — | — | — | — | — | — |
240,800,000
GBP
|
288,300,000
GBP
|
47,500,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
| Finance income |
–
GBP
|
600,000
GBP
|
— |
600,000
GBP
|
— | — | — | — | — | — | — | — | — |
1,000,000
GBP
|
1,000,000
GBP
|
–
GBP
|
— | — | — | — | — | — | — | — | — | — |
| Finance costs |
–
GBP
|
9,000,000
GBP
|
— |
9,000,000
GBP
|
— | — | — | — | — | — | — | — | — |
11,000,000
GBP
|
11,000,000
GBP
|
–
GBP
|
— | — | — | — | — | — | — | — | — | — |
| Share of profit (loss) of associates and joint ventures accounted for using equity method |
–
GBP
|
100,000
GBP
|
— |
100,000
GBP
|
— | — | — | — | — | — | — | — | — |
–
GBP
|
–
GBP
|
–
GBP
|
— | — | — | — | — | — | — | — | — | — |
| Profit (loss) before tax |
11,800,000
GBP
|
316,200,000
GBP
|
— |
304,400,000
GBP
|
— | — | — | — | — | — | — | — | — |
252,900,000
GBP
|
278,300,000
GBP
|
25,400,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
| Tax expense (income) |
8,100,000
GBP
|
68,300,000
GBP
|
— |
60,200,000
GBP
|
— | — | — | — | — | — | — | — | — |
49,600,000
GBP
|
55,800,000
GBP
|
6,200,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
| Profit (loss) |
3,700,000
GBP
|
247,900,000
GBP
|
–
GBP
|
244,200,000
GBP
|
–
GBP
|
–
GBP
|
200,000
GBP
|
244,400,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
244,200,000
GBP
|
–
GBP
|
203,300,000
GBP
|
222,500,000
GBP
|
19,200,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
203,300,000
GBP
|
–
GBP
|
–
GBP
|
203,400,000
GBP
|
–
GBP
|
100,000
GBP
|
| Profit (loss), attributable to [abstract] | ||||||||||||||||||||||||||
| Profit (loss), attributable to owners of parent | — | — | — |
244,400,000
GBP
|
— | — | — | — | — | — | — | — | — |
203,400,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Profit (loss), attributable to non-controlling interests | — | — | — |
200,000
GBP
|
— | — | — | — | — | — | — | — | — |
100,000
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 | — |
0.6548
|
— |
0.6454
|
— | — | — | — | — | — | — | — | — |
0.5361
|
0.5867
|
— | — | — | — | — | — | — | — | — | — | — |
| Diluted earnings per share [abstract] | ||||||||||||||||||||||||||
| Diluted earnings (loss) per share | — | — | — |
0.6442
|
— | — | — | — | — | — | — | — | — |
0.5350
|
— | — | — | — | — | — | — | — | — | — | — | — |