Analysis Of Income And Expense [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 |
2020-01-01 to 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Analysis of income and expense [abstract] | |||||||||||||||||
| Revenue [abstract] | |||||||||||||||||
| Revenue | — | — | — | — |
14, 428.7
GBP
|
— | — | — | — | — | — | — | — | — |
12 , 80 1 .1
GBP
|
— |
12,002,800,000
GBP
|
| Material income and expense [abstract] | |||||||||||||||||
| Income from continuing operations attributable to owners of parent | — | — | — | — |
682 .7
GBP
|
— | — | — | — | — | — | — | — | — |
6 3 7. 7
GBP
|
— |
2 ,9 7 1 .6
GBP
|
| Income from discontinued operations attributable to owners of parent | — | — | — | — |
–
GBP
|
— | — | — | — | — | — | — | — | — |
–
GBP
|
— |
6,500,000
GBP
|
| Profit (loss) from continuing operations attributable to non-controlling interests | — | — | — | — |
92. 7
GBP
|
— | — | — | — | — | — | — | — | — |
83,000,000
GBP
|
— |
5 3 .9
GBP
|
| Profit (loss) from discontinued operations attributable to non-controlling interests | — | — | — | — |
–
GBP
|
— | — | — | — | — | — | — | — | — |
–
GBP
|
— |
9,900,000
GBP
|
| Selling, general and administrative expense [abstract] | |||||||||||||||||
| General and administrative expense | — | — | — | — |
1,180. 4
GBP
|
— | — | — | — | — | — | — | — | — |
9 74 . 6
GBP
|
— |
4, 293 .0
GBP
|
| Share of profit (loss) of associates and joint ventures accounted for using equity method [abstract] | |||||||||||||||||
| Share of profit (loss) of associates accounted for using equity method | — | — | — | — |
6 0. 4
GBP
|
— | — | — | — | — | — | — | — | — |
23,800,000
GBP
|
— |
136 .0
GBP
|
| Share of other comprehensive income of associates and joint ventures accounted for using equity method, net of tax [abstract] | |||||||||||||||||
| Share of other comprehensive income of associates and joint ventures accounted for using equity method that will be reclassified to profit or loss, net of tax |
–
GBP
|
−
GBP
|
51,200,000
GBP
|
31 .9
GBP
|
51,200,000
GBP
|
–
GBP
|
1 9. 3
GBP
|
–
GBP
|
−
GBP
|
−
GBP
|
−
GBP
|
7. 3
GBP
|
−
GBP
|
13. 5
GBP
|
13. 5
GBP
|
6,200,000
GBP
|
61 . 5
GBP
|
| Comprehensive income, continuing and discontinued operations [abstract] | |||||||||||||||||
| Comprehensive income |
–
GBP
|
–
GBP
|
988 .3
GBP
|
2 9 9. 4
GBP
|
1,096 .2
GBP
|
–
GBP
|
6 8 8 .9
GBP
|
1 0 7. 9
GBP
|
72 .7
GBP
|
−
GBP
|
−
GBP
|
7 9.9
GBP
|
−
GBP
|
5 3 9. 8
GBP
|
6 12.5
GBP
|
61 9. 7
GBP
|
3,016,600,000
GBP
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | |||||||||||||||||
| Comprehensive income from continuing operations, attributable to owners of parent | — | — | — | — |
988 . 3
GBP
|
— | — | — | — | — | — | — | — | — |
5 3 9. 8
GBP
|
— |
3,063,900,000
GBP
|
| Comprehensive income from discontinued operations, attributable to owners of parent | — | — | — | — |
–
GBP
|
— | — | — | — | — | — | — | — | — |
–
GBP
|
— |
1 2 . 6
GBP
|
| Comprehensive income, attributable to owners of parent | — | — | — | — |
988 . 3
GBP
|
— | — | — | — | — | — | — | — | — |
5 3 9. 8
GBP
|
— |
3,0 76.5
GBP
|
| Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract] | |||||||||||||||||
| Comprehensive income from continuing operations, attributable to non-controlling interests | — | — | — | — |
1 0 7. 9
GBP
|
— | — | — | — | — | — | — | — | — |
72. 7
GBP
|
— |
50. 5
GBP
|
| Comprehensive income from discontinued operations, attributable to non-controlling interests | — | — | — | — |
–
GBP
|
— | — | — | — | — | — | — | — | — |
–
GBP
|
— |
9. 4
GBP
|
| Comprehensive income, attributable to non-controlling interests | — | — | — | — |
1 0 7. 9
GBP
|
— | — | — | — | — | — | — | — | — |
72. 7
GBP
|
— |
5 9.9
GBP
|