Disclosure Of Interests In Other Entities [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 |
As at 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 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Disclosure of interests in other entities [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of interests in subsidiaries [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of subsidiaries [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of subsidiaries [abstract] | |||||||||||||||||||||
| Disclosure of subsidiaries [line items] | |||||||||||||||||||||
| Profit (loss), attributable to non-controlling interests | — | — | — | — | — | — | — | — |
9,000,000
GBP
|
— |
4,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — | — | — |
49,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
8,000,000
GBP
|
— | — | — | — |
| Revenue | — | — | — | — | — | — | — | — |
1 7, 7 7 2
GBP
|
— |
15 , 21 6
GBP
|
— | — | — | — | — | — | — | — | — | — |
| Profit (loss) |
9,000,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
83,000,000
GBP
|
— |
–
GBP
|
–
GBP
|
92,000,000
GBP
|
83,000,000
GBP
|
1 ,1 4 2
GBP
|
–
GBP
|
1 ,1 3 8
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
— |
4,000,000
GBP
|
–
GBP
|
1 ,1 3 8
GBP
|
— |
| Comprehensive income |
9,000,000
GBP
|
–
GBP
|
–
GBP
|
1 3
GBP
|
120,000,000
GBP
|
— |
–
GBP
|
–
GBP
|
129,000,000
GBP
|
133,000,000
GBP
|
1,06 4
GBP
|
–
GBP
|
1,057,000,000
GBP
|
–
GBP
|
3,000,000
GBP
|
–
GBP
|
— |
4,000,000
GBP
|
–
GBP
|
1,06 0
GBP
|
— |
| Disclosure of interests in associates [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of associates [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of associates [abstract] | |||||||||||||||||||||
| Disclosure of associates [line items] | |||||||||||||||||||||
| Other comprehensive income |
–
GBP
|
–
GBP
|
–
GBP
|
1 3
GBP
|
37,000,000
GBP
|
— |
–
GBP
|
–
GBP
|
37,000,000
GBP
|
50,000,000
GBP
|
7 8
GBP
|
–
GBP
|
81,000,000
GBP
|
–
GBP
|
3,000,000
GBP
|
–
GBP
|
— |
–
GBP
|
–
GBP
|
78,000,000
GBP
|
— |
| Investments accounted for using equity method | — | — | — | — | — |
4 69
GBP
|
— | — | — | — | — | — | — | — | — | — |
4 56
GBP
|
— | — | — | — |
| Disclosure of interests in joint arrangements [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of joint ventures [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of joint ventures [abstract] | |||||||||||||||||||||
| Disclosure of joint ventures [line items] | |||||||||||||||||||||
| Cash and cash equivalents | — | — | — | — | — |
6 ,908
GBP
|
— | — | — | — | — | — | — | — | — | — |
6 ,7 7 6
GBP
|
— | — | — |
6,04 6
GBP
|
| Tax expense (income) | — | — | — | — | — | — | — | — |
615,000,000
GBP
|
— |
463,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — |