Profit Or Loss [Abstract]
| Concept |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
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 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Profit or loss [abstract] | ||||||||||||||||||||
| Profit (loss) [abstract] | ||||||||||||||||||||
| Revenue |
3,189,600,000
GBP
|
— | — | — | — | — | — | — |
3,189,600,000
GBP
|
–
GBP
|
— | — |
2,262,400,000
GBP
|
— |
2,262,400,000
GBP
|
–
GBP
|
— | — | — | — |
| Other income |
–
GBP
|
— | — | — | — | — | — | — |
–
GBP
|
–
GBP
|
— | — |
20,600,000
GBP
|
— |
–
GBP
|
20,600,000
GBP
|
— | — | — | — |
| Profit (loss) from operating activities |
507,800,000
GBP
|
— | — | — | — | — | — | — |
853,800,000
GBP
|
346,000,000
GBP
|
— | — |
184,100,000
GBP
|
— |
496,300,000
GBP
|
312,200,000
GBP
|
— | — | — | — |
| Finance income |
47,400,000
GBP
|
— | — | — | — | — | — | — |
47,400,000
GBP
|
–
GBP
|
— | — |
27,500,000
GBP
|
— |
27,500,000
GBP
|
–
GBP
|
— | — | — | — |
| Finance costs |
67,400,000
GBP
|
— | — | — | — | — | — | — |
66,600,000
GBP
|
800,000
GBP
|
— | — |
74,100,000
GBP
|
— |
72,800,000
GBP
|
1,300,000
GBP
|
— | — | — | — |
| Share of profit (loss) of associates and joint ventures accounted for using equity method |
4,300,000
GBP
|
— | — | — | — | — | — | — |
5,800,000
GBP
|
1,500,000
GBP
|
— | — |
2,000,000
GBP
|
— |
2,100,000
GBP
|
100,000
GBP
|
— | — | — | — |
| Profit (loss) before tax |
492,100,000
GBP
|
— | — | — | — | — | — | — |
834,600,000
GBP
|
342,500,000
GBP
|
— | — |
168,800,000
GBP
|
— |
451,000,000
GBP
|
282,200,000
GBP
|
— | — | — | — |
| Tax expense (income) |
29,400,000
GBP
|
— | — | — | — | — | — | — |
156,400,000
GBP
|
127,000,000
GBP
|
— | — |
26,700,000
GBP
|
— |
81,200,000
GBP
|
54,500,000
GBP
|
— | — | — | — |
| Profit (loss) from continuing operations |
462,700,000
GBP
|
— | — | — | — | — | — | — |
678,200,000
GBP
|
215,500,000
GBP
|
— | — |
142,100,000
GBP
|
— |
369,800,000
GBP
|
227,700,000
GBP
|
— | — | — | — |
| Profit (loss) from discontinued operations |
–
GBP
|
— | — | — | — | — | — | — |
–
GBP
|
–
GBP
|
— | — |
1,493,200,000
GBP
|
— |
29,500,000
GBP
|
1,463,700,000
GBP
|
— | — | — | — |
| Profit (loss) |
462,700,000
GBP
|
419,000,000
GBP
|
–
GBP
|
43,700,000
GBP
|
419,000,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
678,200,000
GBP
|
215,500,000
GBP
|
–
GBP
|
–
GBP
|
1,635,300,000
GBP
|
1,631,500,000
GBP
|
399,300,000
GBP
|
1,236,000,000
GBP
|
3,800,000
GBP
|
1,631,500,000
GBP
|
–
GBP
|
–
GBP
|
| Profit (loss), attributable to [abstract] | ||||||||||||||||||||
| Profit (loss), attributable to owners of parent |
419,000,000
GBP
|
— | — | — | — | — | — | — |
635,100,000
GBP
|
216,100,000
GBP
|
— | — |
1,631,500,000
GBP
|
— |
386,000,000
GBP
|
1,245,500,000
GBP
|
— | — | — | — |
| Profit (loss), attributable to non-controlling interests |
43,700,000
GBP
|
— | — | — | — | — | — | — |
43,100,000
GBP
|
600,000
GBP
|
— | — |
3,800,000
GBP
|
— |
13,300,000
GBP
|
9,500,000
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 from continuing operations |
0.301
|
— | — | — | — | — | — | — |
0.456
|
— | — | — |
0.095
|
— |
0.245
|
— | — | — | — | — |
| Basic earnings (loss) per share |
0.301
|
— | — | — | — | — | — | — |
0.456
|
— | — | — |
1.120
|
— |
0.265
|
— | — | — | — | — |
| Diluted earnings per share [abstract] | ||||||||||||||||||||
| Diluted earnings (loss) per share from continuing operations |
0.299
|
— | — | — | — | — | — | — |
0.453
|
— | — | — |
0.094
|
— |
0.244
|
— | — | — | — | — |
| Diluted earnings (loss) per share |
0.299
|
— | — | — | — | — | — | — |
0.453
|
— | — | — |
1.114
|
— |
0.264
|
— | — | — | — | — |