Statement Of Changes In Equity [Abstract]
| Concept |
As at 2023-07-29 |
2022-07-31 to 2023-07-29 |
As at 2023-07-29 |
As at 2023-07-29 |
As at 2023-07-29 |
As at 2023-07-29 |
As at 2023-07-29 |
2022-07-31 to 2023-07-29 |
As at 2023-07-29 |
As at 2022-07-30 |
As at 2022-07-30 |
2021-08-01 to 2022-07-30 |
As at 2022-07-30 |
As at 2022-07-30 |
As at 2022-07-30 |
As at 2022-07-30 |
2021-08-01 to 2022-07-30 |
As at 2022-07-30 |
As at 2021-07-31 |
As at 2021-07-31 |
As at 2021-07-31 |
As at 2021-07-31 |
As at 2021-07-31 |
As at 2021-07-31 |
As at 2021-07-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | |||||||||||||||||||||||||
| Statement of changes in equity [line items] | |||||||||||||||||||||||||
| Equity |
19,000
GBP
|
— |
45,567,000
GBP
|
34,000
GBP
|
16,000
GBP
|
203,000
GBP
|
25,511,000
GBP
|
— |
20,190,000
GBP
|
25,511,000
GBP
|
16,000
GBP
|
— |
50,167,000
GBP
|
37,000
GBP
|
16,000
GBP
|
681,000
GBP
|
— |
25,268,000
GBP
|
25,511,000
GBP
|
16,000
GBP
|
549,000
GBP
|
44,510,000
GBP
|
38,000
GBP
|
19,479,000
GBP
|
15,000
GBP
|
| Changes in equity [abstract] | |||||||||||||||||||||||||
| Comprehensive income [abstract] | |||||||||||||||||||||||||
| Profit (loss) | — |
4,450,000
GBP
|
— | — | — | — | — |
4,450,000
GBP
|
— | — | — |
13,584,000
GBP
|
— | — | — | — |
13,584,000
GBP
|
— | — | — | — | — | — | — | — |
| Comprehensive income | — |
4,450,000
GBP
|
— | — | — | — | — |
4,450,000
GBP
|
— | — | — |
13,584,000
GBP
|
— | — | — | — |
13,584,000
GBP
|
— | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners | — |
4,724,000
GBP
|
— | — | — | — | — |
4,724,000
GBP
|
— | — | — |
4,443,000
GBP
|
— | — | — | — |
4,443,000
GBP
|
— | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity | — |
598,000
GBP
|
— | — | — | — | — |
598,000
GBP
|
— | — | — |
153,000
GBP
|
— | — | — | — |
153,000
GBP
|
— | — | — | — | — | — | — | — |