Statement Of Changes In Equity [Abstract]
| Concept |
2023-01-29 to 2024-01-27 |
2023-01-29 to 2024-01-27 |
2023-01-29 to 2024-01-27 |
2023-01-29 to 2024-01-27 |
2023-01-29 to 2024-01-27 |
2023-01-29 to 2024-01-27 |
2023-01-29 to 2024-01-27 |
2023-01-29 to 2024-01-27 |
2023-01-29 to 2024-01-27 |
2023-01-29 to 2024-01-27 |
2023-01-29 to 2024-01-27 |
2023-01-29 to 2024-01-27 |
2022-01-30 to 2023-01-28 |
2022-01-30 to 2023-01-28 |
2022-01-30 to 2023-01-28 |
2022-01-30 to 2023-01-28 |
2022-01-30 to 2023-01-28 |
2022-01-30 to 2023-01-28 |
2022-01-30 to 2023-01-28 |
2022-01-30 to 2023-01-28 |
2022-01-30 to 2023-01-28 |
2022-01-30 to 2023-01-28 |
2022-01-30 to 2023-01-28 |
2022-01-30 to 2023-01-28 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||||||||
| Increase (decrease) through acquisition of subsidiary, equity |
–
GBP
|
–
GBP
|
124,100,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
124,100,000
GBP
|
–
GBP
|
–
GBP
|
5,600,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
5,600,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
| Increase (decrease) through disposal of subsidiary, equity | — | — | — | — | — | — | — | — | — | — | — | — |
800,000
GBP
|
–
GBP
|
–
GBP
|
800,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
800,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|