Profit Or Loss [Abstract]
| Concept |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Profit or loss [abstract] | ||||||||||||||||
| Profit (loss) [abstract] | ||||||||||||||||
| Revenue | — | — | — |
603,800,000
GBP
|
–
GBP
|
603,800,000
GBP
|
— | — |
443,300,000
GBP
|
–
GBP
|
— | — | — | — |
443,300,000
GBP
|
— |
| Cost of sales | — | — | — |
21,800,000
GBP
|
–
GBP
|
21,800,000
GBP
|
— | — |
16,500,000
GBP
|
–
GBP
|
— | — | — | — |
16,500,000
GBP
|
— |
| Gross profit | — | — | — |
582. 0
GBP
|
–
GBP
|
582,000,000
GBP
|
— | — |
426,800,000
GBP
|
–
GBP
|
— | — | — | — |
426,800,000
GBP
|
— |
| Administrative expenses | — | — | — |
482,000,000
GBP
|
0 .8
GBP
|
481,200,000
GBP
|
— | — |
3 55.7
GBP
|
300,000
GBP
|
— | — | — | — |
356,000,000
GBP
|
— |
| Profit (loss) from operating activities | — | — | — |
10 0.0
GBP
|
800,000
GBP
|
100,800,000
GBP
|
— | — |
7 1 .1
GBP
|
300,000
GBP
|
— | — | — | — |
70,800,000
GBP
|
— |
| Finance income | — | — | — |
1,900,000
GBP
|
–
GBP
|
1,900,000
GBP
|
— | — |
1,300,000
GBP
|
–
GBP
|
— | — | — | — |
1,300,000
GBP
|
— |
| Finance costs | — | — | — |
2,200,000
GBP
|
–
GBP
|
2,200,000
GBP
|
— | — |
3. 1
GBP
|
–
GBP
|
— | — | — | — |
3,100,000
GBP
|
— |
| Profit (loss) before tax | — | — | — |
100. 1
GBP
|
800,000
GBP
|
100,900,000
GBP
|
— | — |
69,400,000
GBP
|
300,000
GBP
|
— | — | — | — |
69. 1
GBP
|
— |
| Tax expense (income) | — | — | — |
20,500,000
GBP
|
0 .1
GBP
|
20,600,000
GBP
|
— | — |
14,700,000
GBP
|
–
GBP
|
— | — | — | — |
14. 7
GBP
|
— |
| Profit (loss) |
–
GBP
|
7 5.6
GBP
|
–
GBP
|
79. 6
GBP
|
700,000
GBP
|
80,300,000
GBP
|
75,600,000
GBP
|
4 .0
GBP
|
54,700,000
GBP
|
300,000
GBP
|
4,300,000
GBP
|
–
GBP
|
–
GBP
|
5 0 .1
GBP
|
54,400,000
GBP
|
5 0 .1
GBP
|
| Profit (loss), attributable to [abstract] | ||||||||||||||||
| Profit (loss), attributable to owners of parent | — | — | — |
75,600,000
GBP
|
700,000
GBP
|
7 6.3
GBP
|
— | — |
50,400,000
GBP
|
300,000
GBP
|
— | — | — | — |
5 0 .1
GBP
|
— |
| Profit (loss), attributable to non-controlling interests | — | — | — |
4,000,000
GBP
|
–
GBP
|
4 .0
GBP
|
— | — |
4,300,000
GBP
|
–
GBP
|
— | — | — | — |
4,300,000
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 | — | — | — |
247 .9
|
— |
2.503
|
— | — |
1.656
|
— | — | — | — | — |
1.646
|
— |
| Diluted earnings per share [abstract] | ||||||||||||||||
| Diluted earnings (loss) per share | — | — | — |
246. 1
|
— |
2.485
|
— | — |
1.642
|
— | — | — | — | — |
1.632
|
— |