Statement Of Comprehensive Income [Abstract]
| Concept |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
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 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||||||||||||
| Profit (loss) |
476,400,000
GBP
|
–
GBP
|
476,400,000
GBP
|
–
GBP
|
–
GBP
|
189,600,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
189,600,000
GBP
|
–
GBP
|
–
GBP
|
280,500,000
GBP
|
280,500,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
34,300,000
GBP
|
–
GBP
|
34,300,000
GBP
|
| Other comprehensive income [abstract] | ||||||||||||||||||||
| Other comprehensive income that will not be reclassified to profit or loss, net of tax |
3,600,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
1,500,000
GBP
|
— | — | — | — | — | — | — |
| Other comprehensive income |
3,600,000
GBP
|
2,900,000
GBP
|
700,000
GBP
|
–
GBP
|
–
GBP
|
700,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
700,000
GBP
|
–
GBP
|
500,000
GBP
|
1,500,000
GBP
|
2,000,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
2,000,000
GBP
|
–
GBP
|
2,000,000
GBP
|
| Comprehensive income |
480,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
282,000,000
GBP
|
— | — | — | — | — | — | — |