Statement Of Changes In Net Assets Available For Benefits [Abstract]
| Concept |
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 |
|---|---|---|---|---|---|---|
| Statement of changes in net assets available for benefits [abstract] | ||||||
| Reconciliation of changes in net assets available for benefits [abstract] | ||||||
| Changes in net assets available for benefits [abstract] | ||||||
| Administrative expenses |
9 9. 2
GBP
|
4 2.7
GBP
|
56 . 5
GBP
|
73. 3
GBP
|
14 . 6
GBP
|
58 .7
GBP
|
| Tax expense (income) |
13 .8
GBP
|
4,400,000
GBP
|
18. 2
GBP
|
20. 6
GBP
|
0. 3
GBP
|
20. 3
GBP
|