Statement Of Changes In Equity [Abstract]
| Concept |
As at 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 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 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 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Equity |
153,999,000
GBP
|
— | — | — | — |
930 ,495
GBP
|
203,739,000
GBP
|
456,091,000
GBP
|
100,000
GBP
|
328,000
GBP
|
524,572,000
GBP
|
— | — | — |
292,172,000
GBP
|
— |
54,568,000
GBP
|
62,931,000
GBP
|
60,948,000
GBP
|
— |
211,158,000
GBP
|
67 ,666
GBP
|
—
GBP
|
21,171,000
GBP
|
—
GBP
|
—
GBP
|
19,188,000
GBP
|
—
GBP
|
1,983,000
GBP
|
— | — | — | — | — |
297,000
GBP
|
— |
271,001,000
GBP
|
— |
243,000
GBP
|
— |
2 97
GBP
|
— |
54,568,000
GBP
|
211,158,000
GBP
|
86 ,854
GBP
|
243,000
GBP
|
— | — | — |
184,534,000
GBP
|
239,000
GBP
|
54,568,000
GBP
|
391,000
GBP
|
204,124,000
GBP
|
4 7,838
GBP
|
122,626,000
GBP
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) | — |
—
GBP
|
163,928,000
GBP
|
163,928,000
GBP
|
—
GBP
|
— | — | — | — | — | — |
—
GBP
|
—
GBP
|
—
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
—
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
86,484,000
GBP
|
— |
—
GBP
|
— | — | — | — | — |
86,484,000
GBP
|
— | — | — | — | — |
107 ,655
GBP
|
— | — | — | — | — | — | — | — |
| Comprehensive income | — | — |
163,897,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
107,7 49
GBP
|
— | — | — | — | — | — | — | — |
| Issue of equity | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
—
GBP
|
— | — | — |
7, 0 3 4
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
—
GBP
|
— |
—
GBP
|
— | — | — | — | — | — |
4,000
GBP
|
7, 0 3 8
GBP
|
—
GBP
|
— | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity | — |
—
GBP
|
33,818,000
GBP
|
—
GBP
|
—
GBP
|
— | — | — | — | — | — |
33,818,000
GBP
|
—
GBP
|
—
GBP
|
— |
—
GBP
|
— | — | — |
—
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
19,828,000
GBP
|
— |
—
GBP
|
— | — | — | — | — | — |
—
GBP
|
19,828,000
GBP
|
—
GBP
|
— | — | — | — | — | — | — |