Analysis Of Income And Expense [Abstract]
| Concept |
2023-07-01 to 2024-06-30 |
2023-07-01 to 2024-06-30 |
2023-07-01 to 2024-06-30 |
2023-07-01 to 2024-06-30 |
2022-07-01 to 2023-06-30 |
2022-07-01 to 2023-06-30 |
2022-07-01 to 2023-06-30 |
2022-07-01 to 2023-06-30 |
|---|---|---|---|---|---|---|---|---|
| Analysis of income and expense [abstract] | ||||||||
| Material income and expense [abstract] | ||||||||
| Investment income | — | — |
119,500,000
GBP
|
— | — |
44,500,000
GBP
|
— | — |
| Selling, general and administrative expense [abstract] | ||||||||
| General and administrative expense | — | — |
33,300,000
GBP
|
— | — |
29,000,000
GBP
|
— | — |
| Revenue and other operating income | — | — |
169,100,000
GBP
|
— | — |
91,700,000
GBP
|
— | — |
| Operating expense | — | — |
163,800,000
GBP
|
— | — |
85,800,000
GBP
|
— | — |
| Fee and commission income (expense) [abstract] | ||||||||
| Fee and commission income [abstract] | ||||||||
| Fee and commission income | — | — |
48,800,000
GBP
|
— | — |
45,700,000
GBP
|
— | — |
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||
| Comprehensive income |
-
GBP
|
-
GBP
|
5,200,000
GBP
|
5,200,000
GBP
|
5,700,000
GBP
|
5,700,000
GBP
|
-
GBP
|
-
GBP
|