Statement Of Changes In Equity [Abstract]
| Concept |
2022-07-01 to 2023-06-30 |
2022-07-01 to 2023-06-30 |
As at 2023-06-30 |
As at 2023-06-30 |
As at 2023-06-30 |
2022-07-01 to 2023-06-30 |
As at 2023-06-30 |
2022-07-01 to 2023-06-30 |
As at 2023-06-30 |
2022-07-01 to 2023-06-30 |
2022-07-01 to 2023-06-30 |
As at 2023-06-30 |
2022-07-01 to 2023-06-30 |
2022-07-01 to 2023-06-30 |
As at 2023-06-30 |
2022-07-01 to 2023-06-30 |
As at 2023-06-30 |
As at 2023-06-30 |
2022-07-01 to 2023-06-30 |
As at 2023-06-30 |
2021-07-01 to 2022-06-30 |
As at 2022-06-30 |
As at 2022-06-30 |
As at 2022-06-30 |
As at 2022-06-30 |
2021-07-01 to 2022-06-30 |
2021-07-01 to 2022-06-30 |
As at 2022-06-30 |
2021-07-01 to 2022-06-30 |
2021-07-01 to 2022-06-30 |
2021-07-01 to 2022-06-30 |
2021-07-01 to 2022-06-30 |
2021-07-01 to 2022-06-30 |
As at 2022-06-30 |
2021-07-01 to 2022-06-30 |
As at 2022-06-30 |
2021-07-01 to 2022-06-30 |
As at 2022-06-30 |
As at 2022-06-30 |
As at 2022-06-30 |
As at 2021-06-30 |
As at 2021-06-30 |
As at 2021-06-30 |
As at 2021-06-30 |
As at 2021-06-30 |
As at 2021-06-30 |
As at 2021-06-30 |
As at 2021-06-30 |
As at 2021-06-30 |
As at 2021-06-30 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||||||||||||||||||||||||||||||||||
| Equity | — | — |
4 ,13 1. 2
GBP
|
500,000
GBP
|
20,800,000
GBP
|
— |
4 .8
GBP
|
— |
23,200,000
GBP
|
— | — |
25 3.5
GBP
|
— | — |
5,596,400,000
GBP
|
— |
1 ,10 9. 0
GBP
|
4 ,1 3 3 . 6
GBP
|
— |
9 7. 4
GBP
|
— |
4, 1 65. 9
GBP
|
25 3.4
GBP
|
800,000
GBP
|
—
GBP
|
— | — |
2 9. 0
GBP
|
— | — | — | — | — |
5 , 6 3 1. 3
GBP
|
— |
4 ,16 3 .9
GBP
|
— |
1,1 0 9. 0
GBP
|
2 7. 0
GBP
|
10 2 . 2
GBP
|
1,1 0 9. 0
GBP
|
5 , 4 5 2 .1
GBP
|
—
GBP
|
2 7. 6
GBP
|
24 5.3
GBP
|
101. 8
GBP
|
1 .1
GBP
|
3 ,9 7 2 . 0
GBP
|
3 ,9 94 .9
GBP
|
4 .7
GBP
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) |
—
GBP
|
5 30.3
GBP
|
— | — | — |
—
GBP
|
— |
—
GBP
|
— |
—
GBP
|
—
GBP
|
— |
—
GBP
|
—
GBP
|
— |
530,300,000
GBP
|
— | — |
53 0.3
GBP
|
— |
—
GBP
|
— | — | — | — |
—
GBP
|
—
GBP
|
— |
—
GBP
|
515 . 2
GBP
|
—
GBP
|
5 1 5 .1
GBP
|
0 .1
GBP
|
— |
5 1 5 .1
GBP
|
— |
—
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
530,300,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
515 . 2
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Issue of equity | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
—
GBP
|
— | — | — | — |
—
GBP
|
—
GBP
|
— |
—
GBP
|
8,500,000
GBP
|
400,000
GBP
|
—
GBP
|
—
GBP
|
— |
—
GBP
|
— |
8 .1
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners |
—
GBP
|
3 6 0. 0
GBP
|
— | — | — |
—
GBP
|
— |
—
GBP
|
— |
—
GBP
|
—
GBP
|
— |
—
GBP
|
—
GBP
|
— |
3 6 0 . 0
GBP
|
— | — |
3 6 0 . 0
GBP
|
— |
—
GBP
|
— | — | — | — |
—
GBP
|
—
GBP
|
— |
—
GBP
|
337 .0
GBP
|
—
GBP
|
337 .0
GBP
|
—
GBP
|
— |
337 .0
GBP
|
— |
—
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity |
—
GBP
|
10 . 2
GBP
|
— | — | — |
—
GBP
|
— |
—
GBP
|
— |
—
GBP
|
10 . 2
GBP
|
— |
—
GBP
|
—
GBP
|
— |
10 . 2
GBP
|
— | — |
—
GBP
|
— |
—
GBP
|
— | — | — | — |
—
GBP
|
—
GBP
|
— |
24. 2
GBP
|
24. 2
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
— |
24. 2
GBP
|
— |
—
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — |