Statement Of Changes In Net Assets Available For Benefits [Abstract]
| Concept |
2024-04-01 to 2025-03-31 |
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] | ||
| Investment income |
106,200,000
GBP
|
85,600,000
GBP
|
| Other income |
17,500,000
GBP
|
18,800,000
GBP
|
| Tax expense (income) |
90,300,000
GBP
|
43,100,000
GBP
|