Statement Of Changes In Net Assets Available For Benefits [Abstract]
| Concept |
2023-08-01 to 2024-07-31 |
2023-08-01 to 2024-07-31 |
2023-08-01 to 2024-07-31 |
2022-08-01 to 2023-07-31 |
2022-08-01 to 2023-07-31 |
2022-08-01 to 2023-07-31 |
|---|---|---|---|---|---|---|
| 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] | ||||||
| Tax expense (income) |
121,000,000
GBP
|
1,000,000
GBP
|
122,000,000
GBP
|
13,000,000
GBP
|
134,000,000
GBP
|
121,000,000
GBP
|