Statement Of Changes In Net Assets Available For Benefits [Abstract]
| Concept |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
|---|---|---|---|---|---|---|
| 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 |
28,728,000
GBP
|
5 ,1 8 8
GBP
|
23,540,000
GBP
|
3,540,000
GBP
|
19,316,000
GBP
|
22,856,000
GBP
|
| Tax expense (income) |
1,4 41
GBP
|
755,000
GBP
|
2 ,1 96
GBP
|
207,000
GBP
|
2,0 7 9
GBP
|
1,872,000
GBP
|