Statement Of Changes In Equity [Abstract]
| Concept |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||
| Decrease (increase) through tax on share-based payment transactions, equity |
—
GBP
|
—
GBP
|
—
GBP
|
0. 2
GBP
|
—
GBP
|
0 . 2
GBP
|
—
GBP
|
0 . 2
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
100,000
GBP
|
100,000
GBP
|
0 .1
GBP
|
—
GBP
|
—
GBP
|
| Increase (decrease) through transactions with owners, equity |
—
GBP
|
1 7. 7
GBP
|
1 5 . 0
GBP
|
14 4 .1
GBP
|
—
GBP
|
14 4 .1
GBP
|
—
GBP
|
111,400,000
GBP
|
—
GBP
|
1 .6
GBP
|
2,400,000
GBP
|
121 .4
GBP
|
1 3 9. 9
GBP
|
1 3 9 . 9
GBP
|
2 2 . 5
GBP
|
—
GBP
|
| Purchase of treasury shares |
—
GBP
|
31 . 0
GBP
|
—
GBP
|
3 1 .0
GBP
|
—
GBP
|
3 1 . 0
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
1 2 . 5
GBP
|
—
GBP
|
—
GBP
|
1 2 . 5
GBP
|
1 2 . 5
GBP
|
—
GBP
|
—
GBP
|