Statement Of Changes In Equity [Abstract]
| Concept |
2024-02-29 to 2025-02-28 |
2024-02-29 to 2025-02-28 |
2024-02-29 to 2025-02-28 |
2024-02-29 to 2025-02-28 |
2024-02-29 to 2025-02-28 |
2024-02-29 to 2025-02-28 |
2024-02-29 to 2025-02-28 |
2024-02-29 to 2025-02-28 |
2023-03-01 to 2024-02-28 |
2023-03-01 to 2024-02-28 |
2023-03-01 to 2024-02-28 |
2023-03-01 to 2024-02-28 |
2023-03-01 to 2024-02-28 |
2023-03-01 to 2024-02-28 |
2023-03-01 to 2024-02-28 |
2023-03-01 to 2024-02-28 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||
| Dividends recognised as distributions to owners of parent |
12,200,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
12,200,000
GBP
|
–
GBP
|
–
GBP
|
11,300,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
11,300,000
GBP
|
| Increase (decrease) through exercise of options, equity |
400,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
3,100,000
GBP
|
2,700,000
GBP
|
–
GBP
|
–
GBP
|
400,000
GBP
|
3,700,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
3,300,000
GBP
|
| Decrease (increase) through tax on share-based payment transactions, equity |
100,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
100,000
GBP
|
–
GBP
|
–
GBP
|
200,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
200,000
GBP
|
| Increase (decrease) through transactions with owners, equity |
14,000,000
GBP
|
–
GBP
|
–
GBP
|
1,500,000
GBP
|
700,000
GBP
|
14,800,000
GBP
|
–
GBP
|
–
GBP
|
12,900,000
GBP
|
900,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
1,000,000
GBP
|
–
GBP
|
14,800,000
GBP
|
| Purchase of treasury shares |
3,800,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
3,800,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
2,800,000
GBP
|
2,800,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
| Cancellation of treasury shares | — | — | — | — | — | — | — | — |
600,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
600,000
GBP
|