Statement Of Changes In Net Assets Available For Benefits [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
2020-01-01 to 2020-12-31 |
|---|---|---|
| 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 |
19,202,000
GBP
|
14,522,000
GBP
|
| Other expense, by function |
58,000
GBP
|
63,000
GBP
|
| Tax expense (income) |
33,244,000
GBP
|
7,528,000
GBP
|