Disclosure Of Non-Current Assets Held For Sale And Discontinued Operations [Text Block]
| Concept |
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 |
|---|---|---|---|---|---|---|---|---|---|---|
| Disclosure of non-current assets held for sale and discontinued operations [text block] | — | — | — | — | — | — | — | — | — | — |
| Disclosure of analysis of single amount of discontinued operations [text block] | — | — | — | — | — | — | — | — | — | — |
| Disclosure of analysis of single amount of discontinued operations [abstract] | ||||||||||
| Disclosure of analysis of single amount of discontinued operations [line items] | ||||||||||
| Profit (loss) before tax |
1,115,000,000
GBP
|
— | — |
823,000,000
GBP
|
— | — | — | — | — | — |
| Profit (loss) from discontinued operations |
–
GBP
|
15,000,000
GBP
|
–
GBP
|
15,000,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
15,000,000
GBP
|
–
GBP
|
| Cash flows from continuing and discontinued operations [abstract] | ||||||||||
| Cash flows from (used in) operating activities [abstract] | ||||||||||
| Cash flows from (used in) operating activities |
14,000,000
GBP
|
— | — |
56,000,000
GBP
|
— | — | — | — | — | — |
| Cash flows from (used in) investing activities [abstract] | ||||||||||
| Cash flows from (used in) investing activities |
755,000,000
GBP
|
— | — |
1,014,000,000
GBP
|
— | — | — | — | — | — |
| Cash flows from (used in) financing activities [abstract] | ||||||||||
| Cash flows from (used in) financing activities |
243,000,000
GBP
|
— | — |
1,064,000,000
GBP
|
— | — | — | — | — | — |
| Income from continuing operations attributable to owners of parent |
994,000,000
GBP
|
— | — |
848,000,000
GBP
|
— | — | — | — | — | — |
| Income from discontinued operations attributable to owners of parent |
–
GBP
|
— | — |
15,000,000
GBP
|
— | — | — | — | — | — |