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] | ||||||
| Tax expense (income) |
87,900,000
GBP
|
103,600,000
GBP
|
15,700,000
GBP
|
71,500,000
GBP
|
85,400,000
GBP
|
13,900,000
GBP
|