Statement Of Financial Position [Abstract]
| Concept |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||
| Property, plant and equipment | — | — | — |
2 , 310 .7
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
1 , 9 41 .1
GBP
|
— | — | — | — | — | — | — | — |
| Right-of-use assets | — | — | — |
119 . 8
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
29,000,000
GBP
|
— | — | — | — | — | — | — | — |
| Goodwill | — | — | — |
416 . 3
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
24 8 . 2
GBP
|
— | — | — | — | — | — | — | — |
| Intangible assets other than goodwill | — | — | — |
188 .6
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
181 .8
GBP
|
— | — | — | — | — | — | — | — |
| Non-current assets or disposal groups classified as held for sale or as held for distribution to owners | — | — | — |
–
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
2 61 . 3
GBP
|
— | — | — | — | — | — | — | — |
| Current tax assets | — | — | — |
–
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
9,000,000
GBP
|
— | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — |
28. 7
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
65. 3
GBP
|
— | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — |
3 1 7. 4
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
289. 8
GBP
|
— | — | — |
404. 1
GBP
|
— | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||
| Issued capital | — | — | — |
4 7. 7
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
4 7. 5
GBP
|
— | — | — | — | — | — | — | — |
| Retained earnings | — | — | — |
19 8 . 3
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
153 .4
GBP
|
— | — | — | — | — | — | — | — |
| Share premium | — | — | — |
43 2 . 2
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
430. 0
GBP
|
— | — | — | — | — | — | — | — |
| Other reserves | — | — | — |
706,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
6 9 7. 3
GBP
|
— | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — | — |
1, 285 . 3
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
1 , 3 39.4
GBP
|
— | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — |
2 1.5
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
–
GBP
|
— | — | — | — | — | — | — | — |
| Equity |
19 8 . 3
GBP
|
78,500,000
GBP
|
706,000,000
GBP
|
1,306 .8
GBP
|
1 7 7. 4
GBP
|
432 . 2
GBP
|
2 1.5
GBP
|
47. 7
GBP
|
15 3. 4
GBP
|
–
GBP
|
8 7. 2
GBP
|
4 7. 5
GBP
|
6 9 7. 3
GBP
|
430 .0
GBP
|
76. 0
GBP
|
1, 3 39.4
GBP
|
–
GBP
|
706 .6
GBP
|
429. 6
GBP
|
1,7 15.6
GBP
|
3 69. 7
GBP
|
4 7. 4
GBP
|
40. 8
GBP
|
12 1. 5
GBP
|
| Liabilities [abstract] | ||||||||||||||||||||||||
| Current tax liabilities | — | — | — |
3 . 4
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
–
GBP
|
— | — | — | — | — | — | — | — |
| Deferred tax liabilities | — | — | — |
2 25. 3
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
222,000,000
GBP
|
— | — | — | — | — | — | — | — |
| Liabilities included in disposal groups classified as held for sale | — | — | — |
–
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
8 2 .5
GBP
|
— | — | — | — | — | — | — | — |