Statement Of Changes In Net Assets Available For Benefits [Abstract]
| Concept |
2021-04-01 to 2022-03-31 |
2020-04-01 to 2021-03-31 |
|---|---|---|
| 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] | ||
| Other income |
1,900,000
GBP
|
800,000
GBP
|
| Administrative expenses |
303,600,000
GBP
|
263,600,000
GBP
|
| Tax expense (income) |
7,100,000
GBP
|
3,100,000
GBP
|