Profit Or Loss [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 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Profit or loss [abstract] | ||||||||||||||||||||||||
| Profit (loss) [abstract] | ||||||||||||||||||||||||
| Revenue | — | — |
10,858,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
9,545,000,000
GBP
|
— |
9,892,000,000
GBP
|
— | — | — | — | — | — | — |
| Profit (loss) from operating activities | — | — |
1,825,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
1,638,000,000
GBP
|
— |
1,598,000,000
GBP
|
— | — | — | — | — | — | — |
| Finance income | — | — |
51,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
17,000,000
GBP
|
— |
20,000,000
GBP
|
— | — | — | — | — | — | — |
| Finance costs | — | — |
258,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
19,000,000
GBP
|
— |
27,000,000
GBP
|
— | — | — | — | — | — | — |
| Profit (loss) before tax | — | — |
1,618,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
1,636,000,000
GBP
|
— |
1,591,000,000
GBP
|
— | — | — | — | — | — | — |
| Tax expense (income) | — | — |
499,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
197,000,000
GBP
|
— |
410,000,000
GBP
|
— | — | — | — | — | — | — |
| Profit (loss) |
–
GBP
|
–
GBP
|
1,119,000,000
GBP
|
1,060,000,000
GBP
|
59,000,000
GBP
|
1,060,000,000
GBP
|
–
GBP
|
–
GBP
|
49,000,000
GBP
|
–
GBP
|
1,390,000,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
1,439,000,000
GBP
|
1,390,000,000
GBP
|
1,181,000,000
GBP
|
1,145,000,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
36,000,000
GBP
|
–
GBP
|
1,145,000,000
GBP
|
| Profit (loss), attributable to [abstract] | ||||||||||||||||||||||||
| Profit (loss), attributable to owners of parent | — | — |
1,060,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
1,390,000,000
GBP
|
— |
1,145,000,000
GBP
|
— | — | — | — | — | — | — |
| Profit (loss), attributable to non-controlling interests | — | — |
59,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
49,000,000
GBP
|
— |
36,000,000
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 | — | — |
0.115
|
— | — | — | — | — | — | — | — | — | — | — |
0.151
|
— |
0.124
|
— | — | — | — | — | — | — |
| Diluted earnings per share [abstract] | ||||||||||||||||||||||||
| Diluted earnings (loss) per share | — | — |
0.115
|
— | — | — | — | — | — | — | — | — | — | — |
0.151
|
— |
0.124
|
— | — | — | — | — | — | — |