Analysis Of Income And Expense [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 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Analysis of income and expense [abstract] | ||||||||||||||||||
| Revenue [abstract] | ||||||||||||||||||
| Revenue | — | — |
2,03 0.0
GBP
|
— | — | — | — | — | — | — | — | — |
1, 974 .7
GBP
|
— | — | — | — | — |
| Miscellaneous other comprehensive income [abstract] | ||||||||||||||||||
| Other comprehensive income, net of tax, exchange differences on translation of foreign operations and hedges of net investments in foreign operations [abstract] | ||||||||||||||||||
| Other comprehensive income, net of tax, exchange differences on translation of foreign operations | — | — |
6,800,000
GBP
|
— | — | — | — | — | — | — | — | — |
5. 2
GBP
|
— | — | — | — | — |
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||||||||||||
| Comprehensive income |
—
GBP
|
—
GBP
|
38 .6
GBP
|
—
GBP
|
—
GBP
|
3 1. 8
GBP
|
—
GBP
|
—
GBP
|
6. 8
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
288 .9
GBP
|
—
GBP
|
—
GBP
|
2 9 4.1
GBP
|
5,200,000
GBP
|
—
GBP
|