Statement Of Changes In Net Assets Available For Benefits [Abstract]
| Concept |
2021-05-02 to 2022-04-30 |
2020-05-03 to 2021-05-01 |
|---|---|---|
| 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) |
6 7
GBP
|
33,000,000
GBP
|