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 |
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 |
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 |
2021-01-01 to 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 |
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 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 |
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 |
As at 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||||||||||||||||||||||||||||
| Equity |
35,561,000
GBP
|
— | — | — | — | — | — | — |
1,112,000
GBP
|
1,7 59
GBP
|
258,000
GBP
|
33,923,000
GBP
|
1,068,000
GBP
|
2,559,000
GBP
|
33,802,000
GBP
|
— | — | — | — |
18,019,000
GBP
|
707,000
GBP
|
— | — |
17 ,835
GBP
|
— | — | — |
2,540,000
GBP
|
— |
17 ,512
GBP
|
— |
258,000
GBP
|
1,068,000
GBP
|
323,000
GBP
|
— | — |
16,528,000
GBP
|
116,000
GBP
|
16,073,000
GBP
|
1,068,000
GBP
|
2,488,000
GBP
|
707,000
GBP
|
258,000
GBP
|
16,189,000
GBP
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) | — |
-
GBP
|
-
GBP
|
26,106,000
GBP
|
17 ,612
GBP
|
8,494,000
GBP
|
857,000
GBP
|
25,249,000
GBP
|
— | — | — | — | — | — | — |
17 ,612
GBP
|
-
GBP
|
-
GBP
|
215,000
GBP
|
— | — |
-
GBP
|
1,491,000
GBP
|
— |
-
GBP
|
1, 106
GBP
|
600,000
GBP
|
— |
-
GBP
|
— |
-
GBP
|
— | — | — |
1, 7 06
GBP
|
1,491,000
GBP
|
— | — | — | — | — | — | — | — |
| Other comprehensive income | — |
-
GBP
|
-
GBP
|
43,000
GBP
|
-
GBP
|
24,000
GBP
|
— | — | — | — | — | — | — | — | — |
19,000
GBP
|
-
GBP
|
19,000
GBP
|
8,000
GBP
|
— | — |
-
GBP
|
52,000
GBP
|
— |
-
GBP
|
— | — | — |
52,000
GBP
|
— |
-
GBP
|
— | — | — |
60,000
GBP
|
-
GBP
|
— | — | — | — | — | — | — | — |
| Comprehensive income | — |
-
GBP
|
-
GBP
|
26,063,000
GBP
|
17 ,612
GBP
|
8,4 7 0
GBP
|
— | — | — | — | — | — | — | — | — |
17 ,593
GBP
|
-
GBP
|
19,000
GBP
|
2 07
GBP
|
— | — |
-
GBP
|
1,439,000
GBP
|
— |
-
GBP
|
— | — | — |
52,000
GBP
|
— |
-
GBP
|
— | — | — |
1,646,000
GBP
|
1,491,000
GBP
|
— | — | — | — | — | — | — | — |
| Issue of equity | — |
-
GBP
|
5 47
GBP
|
5 47
GBP
|
-
GBP
|
-
GBP
|
— | — | — | — | — | — | — | — | — |
5 47
GBP
|
-
GBP
|
-
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners | — |
-
GBP
|
-
GBP
|
8,7 42
GBP
|
1, 708
GBP
|
7 ,034
GBP
|
— | — | — | — | — | — | — | — | — |
1, 7 08
GBP
|
-
GBP
|
-
GBP
|
-
GBP
|
— | — |
-
GBP
|
-
GBP
|
— |
-
GBP
|
— | — | — |
-
GBP
|
— |
-
GBP
|
— | — | — |
-
GBP
|
-
GBP
|
— | — | — | — | — | — | — | — |