Statement Of Changes In Net Assets Available For Benefits [Abstract]
| Concept |
2022-04-25 to 2023-04-30 |
2022-04-25 to 2023-04-30 |
2022-04-25 to 2023-04-30 |
2021-04-26 to 2022-04-24 |
2021-04-26 to 2022-04-24 |
2021-04-26 to 2022-04-24 |
|---|---|---|---|---|---|---|
| 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 |
112,600,000
GBP
|
-
GBP
|
112,600,000
GBP
|
43,800,000
GBP
|
43,800,000
GBP
|
-
GBP
|
| Tax expense (income) |
159,300,000
GBP
|
100,000
GBP
|
159,400,000
GBP
|
78,700,000
GBP
|
75,500,000
GBP
|
3,200,000
GBP
|