Statement Of Changes In Net Assets Available For Benefits [Abstract]
| Concept |
2021-11-01 to 2022-10-31 |
2020-11-01 to 2021-10-31 |
|---|---|---|
| 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 |
27,100,000
GBP
|
34,000,000
GBP
|
| Tax expense (income) |
35,900,000
GBP
|
22,600,000
GBP
|