Statement Of Comprehensive Income [Abstract]
| Concept |
2023-05-01 to 2024-04-30 |
2023-05-01 to 2024-04-30 |
2023-05-01 to 2024-04-30 |
2023-05-01 to 2024-04-30 |
2023-05-01 to 2024-04-30 |
2023-05-01 to 2024-04-30 |
2023-05-01 to 2024-04-30 |
2023-05-01 to 2024-04-30 |
2023-05-01 to 2024-04-30 |
2023-05-01 to 2024-04-30 |
2023-05-01 to 2024-04-30 |
2022-05-01 to 2023-04-30 |
2022-05-01 to 2023-04-30 |
2022-05-01 to 2023-04-30 |
2022-05-01 to 2023-04-30 |
2022-05-01 to 2023-04-30 |
2022-05-01 to 2023-04-30 |
2022-05-01 to 2023-04-30 |
2022-05-01 to 2023-04-30 |
2022-05-01 to 2023-04-30 |
2022-05-01 to 2023-04-30 |
2022-05-01 to 2023-04-30 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||||||||||||||
| Profit (loss) |
–
GBP
|
–
GBP
|
385,000,000
GBP
|
–
GBP
|
–
GBP
|
385,000,000
GBP
|
–
GBP
|
385,000,000
GBP
|
2,000,000
GBP
|
383,000,000
GBP
|
–
GBP
|
503,000,000
GBP
|
–
GBP
|
1,000,000
GBP
|
504,000,000
GBP
|
–
GBP
|
502,000,000
GBP
|
502,000,000
GBP
|
–
GBP
|
1,000,000
GBP
|
–
GBP
|
–
GBP
|
| Other comprehensive income [abstract] | ||||||||||||||||||||||
| Other comprehensive income | — | — | — | — | — | — | — |
275,000,000
GBP
|
— | — | — |
370,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
| Comprehensive income |
170,000,000
GBP
|
–
GBP
|
110,000,000
GBP
|
104,000,000
GBP
|
–
GBP
|
384,000,000
GBP
|
–
GBP
|
110,000,000
GBP
|
— | — |
–
GBP
|
133,000,000
GBP
|
–
GBP
|
— | — |
–
GBP
|
132,000,000
GBP
|
508,000,000
GBP
|
120,000,000
GBP
|
1,000,000
GBP
|
–
GBP
|
496,000,000
GBP
|
| Comprehensive income attributable to [abstract] | ||||||||||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — | — | — | — | — | — |
110,000,000
GBP
|
— | — | — |
132,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
| Comprehensive income, attributable to non-controlling interests | — | — | — | — | — | — | — |
–
GBP
|
— | — | — |
1,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — |