Disclosure Of Entity's Operating Segments [Text Block]
| Concept |
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 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Disclosure of entity's operating segments [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of operating segments [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of operating segments [abstract] | ||||||||||||||||||||
| Disclosure of operating segments [line items] | ||||||||||||||||||||
| Revenue | — | — | — | — | — | — |
5 ,17 3. 9
GBP
|
— |
8 5. 9
GBP
|
5,088,000,000
GBP
|
4 ,24 4 .7
GBP
|
— |
9,700,000
GBP
|
— | — | — | — |
4 , 2 35 . 0
GBP
|
— | — |
| Interest income | — | — | — | — | — | — |
400,000
GBP
|
— |
–
GBP
|
0 .4
GBP
|
500,000
GBP
|
— |
–
GBP
|
— | — | — | — |
0. 5
GBP
|
— | — |
| Interest expense | — | — | — | — | — | — |
70. 9
GBP
|
— |
0. 3
GBP
|
7 1 . 2
GBP
|
76. 3
GBP
|
— |
8 . 6
GBP
|
— | — | — | — |
6 7. 7
GBP
|
— | — |
| Tax expense (income) | — | — | — | — | — | — |
1 2 .1
GBP
|
— |
5 4. 3
GBP
|
6 6 .4
GBP
|
4 0 .1
GBP
|
— |
63,000,000
GBP
|
— | — | — | — |
2 2 .9
GBP
|
— | — |
| Profit (loss) before tax | — | — | — | — | — | — |
100 . 5
GBP
|
— |
21,000,000
GBP
|
12 1 .5
GBP
|
2 3 4.7
GBP
|
— |
354 . 0
GBP
|
— | — | — | — |
119. 3
GBP
|
— | — |
| Profit (loss) from continuing operations | — | — | — | — | — | — |
88 .4
GBP
|
— |
33 . 3
GBP
|
5 5 .1
GBP
|
19 4 . 6
GBP
|
— |
291,000,000
GBP
|
— | — | — | — |
96 .4
GBP
|
— | — |
| Profit (loss) |
0. 5
GBP
|
–
GBP
|
–
GBP
|
7 9.7
GBP
|
–
GBP
|
–
GBP
|
10 5 .1
GBP
|
–
GBP
|
2 5 .9
GBP
|
79. 2
GBP
|
1 5 7. 9
GBP
|
1 5 7. 9
GBP
|
27 5.5
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
1 1 7. 6
GBP
|
–
GBP
|
–
GBP
|
| Cash flows from (used in) operating activities | — | — | — | — | — | — | — | — | — |
30 6.5
GBP
|
306 . 2
GBP
|
— | — | — | — | — | — | — | — | — |
| Cash flows from (used in) investing activities | — | — | — | — | — | — | — | — | — |
2 28 . 8
GBP
|
17 1 . 3
GBP
|
— | — | — | — | — | — | — | — | — |
| Cash flows from (used in) financing activities | — | — | — | — | — | — | — | — | — |
5 0 .4
GBP
|
249 . 1
GBP
|
— | — | — | — | — | — | — | — | — |
| Disclosure of products and services [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of products and services [abstract] | ||||||||||||||||||||
| Disclosure of products and services [line items] | ||||||||||||||||||||
| Disclosure of geographical areas [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of geographical areas [abstract] | ||||||||||||||||||||
| Disclosure of geographical areas [line items] | ||||||||||||||||||||
| Disclosure of major customers [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of major customers [abstract] | ||||||||||||||||||||
| Disclosure of major customers [line items] |