Statement Of Changes In Equity [Abstract]
| Concept |
2022-04-01 to 2023-03-31 |
2022-04-01 to 2023-03-31 |
As at 2023-03-31 |
2022-04-01 to 2023-03-31 |
2022-04-01 to 2023-03-31 |
2022-04-01 to 2023-03-31 |
As at 2023-03-31 |
As at 2023-03-31 |
As at 2023-03-31 |
As at 2023-03-31 |
2022-04-01 to 2023-03-31 |
2022-04-01 to 2023-03-31 |
As at 2023-03-31 |
2022-04-01 to 2023-03-31 |
As at 2023-03-31 |
2022-04-01 to 2023-03-31 |
2021-04-01 to 2022-03-31 |
2021-04-01 to 2022-03-31 |
As at 2022-03-31 |
2021-04-01 to 2022-03-31 |
2021-04-01 to 2022-03-31 |
2021-04-01 to 2022-03-31 |
As at 2022-03-31 |
As at 2022-03-31 |
2021-04-01 to 2022-03-31 |
2021-04-01 to 2022-03-31 |
As at 2022-03-31 |
As at 2022-03-31 |
As at 2022-03-31 |
2021-04-01 to 2022-03-31 |
As at 2022-03-31 |
2021-04-01 to 2022-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | |||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | |||||||||||||||||||||||||||||||||||||||
| Equity | — | — |
4,554,000
GBP
|
— | — | — |
112,993,000
GBP
|
37,344,000
GBP
|
6,166,000
GBP
|
771,000
GBP
|
— | — |
63,561,000
GBP
|
— |
597,000
GBP
|
— | — | — |
602,000
GBP
|
— | — | — |
1,385,000
GBP
|
13,659,000
GBP
|
— | — |
64,849,000
GBP
|
5,456,000
GBP
|
20,909,000
GBP
|
— |
106,860,000
GBP
|
— |
502,000
GBP
|
5,492,000
GBP
|
117,543,000
GBP
|
26,105,000
GBP
|
19,716,000
GBP
|
64,263,000
GBP
|
1,465,000
GBP
|
| Changes in equity [abstract] | |||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | |||||||||||||||||||||||||||||||||||||||
| Profit (loss) |
1,806,000
GBP
|
–
GBP
|
— |
161,000
GBP
|
9,105,000
GBP
|
7,299,000
GBP
|
— | — | — | — |
–
GBP
|
–
GBP
|
— |
161,000
GBP
|
— |
1,967,000
GBP
|
12,446,000
GBP
|
586,000
GBP
|
— |
11,860,000
GBP
|
–
GBP
|
467,000
GBP
|
— | — |
467,000
GBP
|
–
GBP
|
— | — | — |
119,000
GBP
|
— |
–
GBP
|
— | — | — | — | — | — | — |
| Issue of equity | — |
–
GBP
|
— | — |
–
GBP
|
–
GBP
|
— | — | — | — |
16,435,000
GBP
|
879,000
GBP
|
— |
–
GBP
|
— |
17,314,000
GBP
|
–
GBP
|
— | — |
–
GBP
|
1,193,000
GBP
|
–
GBP
|
— | — | — |
64,000
GBP
|
— | — | — |
1,257,000
GBP
|
— |
–
GBP
|
— | — | — | — | — | — | — |
| Dividends recognised as distributions to owners | — |
–
GBP
|
— | — |
–
GBP
|
5,614,000
GBP
|
— | — | — | — |
–
GBP
|
–
GBP
|
— |
627,000
GBP
|
— |
6,241,000
GBP
|
–
GBP
|
— | — |
9,302,000
GBP
|
–
GBP
|
547,000
GBP
|
— | — | — |
–
GBP
|
— | — | — |
9,849,000
GBP
|
— |
–
GBP
|
— | — | — | — | — | — | — |
| Increase (decrease) through treasury share transactions, equity | — |
169,000
GBP
|
— | — |
–
GBP
|
2,973,000
GBP
|
— | — | — | — |
–
GBP
|
169,000
GBP
|
— |
–
GBP
|
— |
2,973,000
GBP
|
–
GBP
|
— | — |
1,972,000
GBP
|
–
GBP
|
–
GBP
|
— | — | — |
100,000
GBP
|
— | — | — |
1,972,000
GBP
|
— |
100,000
GBP
|
— | — | — | — | — | — | — |