Statement Of Changes In Net Assets Available For Benefits [Abstract]
| Concept |
2021-03-28 to 2022-04-02 |
2020-03-29 to 2021-03-27 |
|---|---|---|
| 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) |
114,000,000
GBP
|
114,000,000
GBP
|