Statement Of Changes In Net Assets Available For Benefits [Abstract]
| Concept |
2021-03-01 to 2022-02-28 |
2021-03-01 to 2022-02-28 |
2021-03-01 to 2022-02-28 |
2020-03-01 to 2021-02-28 |
2020-03-01 to 2021-02-28 |
2020-03-01 to 2021-02-28 |
|---|---|---|---|---|---|---|
| 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) |
1,839,000
GBP
|
–
GBP
|
1,839,000
GBP
|
198,000
GBP
|
1,772,000
GBP
|
1,574,000
GBP
|