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 |
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 |
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 |
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 |
2022-07-01 to 2023-06-30 |
2022-07-01 to 2023-06-30 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Analysis of income and expense [abstract] | ||||||||||||||||||||
| Revenue [abstract] | ||||||||||||||||||||
| Revenue | — | — | — |
–
GBP
|
734,700,000
GBP
|
— | — | — | — |
734,700,000
GBP
|
— | — | — |
–
GBP
|
— |
681,900,000
GBP
|
— | — | — |
681,900,000
GBP
|
| Material income and expense [abstract] | ||||||||||||||||||||
| Finance income (cost) | — | — | — |
1,100,000
GBP
|
12,800,000
GBP
|
— | — | — | — |
13,900,000
GBP
|
— | — | — |
600,000
GBP
|
— |
12,300,000
GBP
|
— | — | — |
12,900,000
GBP
|
| Miscellaneous other operating income | — | — | — |
–
GBP
|
–
GBP
|
— | — | — | — |
–
GBP
|
— | — | — |
3,700,000
GBP
|
— |
–
GBP
|
— | — | — |
3,700,000
GBP
|
| Miscellaneous other operating expense | — | — | — |
9,300,000
GBP
|
270,200,000
GBP
|
— | — | — | — |
279,500,000
GBP
|
— | — | — |
20,300,000
GBP
|
— |
254,400,000
GBP
|
— | — | — |
274,700,000
GBP
|
| Miscellaneous other comprehensive income [abstract] | ||||||||||||||||||||
| Other comprehensive income, net of tax, exchange differences on translation of foreign operations and hedges of net investments in foreign operations [abstract] | ||||||||||||||||||||
| Other comprehensive income, net of tax, exchange differences on translation of foreign operations |
–
GBP
|
–
GBP
|
–
GBP
|
— | — |
–
GBP
|
100,000
GBP
|
100,000
GBP
|
200,000
GBP
|
200,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
— |
–
GBP
|
— |
600,000
GBP
|
–
GBP
|
600,000
GBP
|
600,000
GBP
|
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||||||||||||||
| Comprehensive income |
–
GBP
|
–
GBP
|
300,000
GBP
|
— | — |
–
GBP
|
12,400,000
GBP
|
100,000
GBP
|
12,300,000
GBP
|
12,000,000
GBP
|
–
GBP
|
96,200,000
GBP
|
–
GBP
|
— |
400,000
GBP
|
— |
600,000
GBP
|
–
GBP
|
96,800,000
GBP
|
96,400,000
GBP
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | ||||||||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — | — | — | — | — | — | — | — |
12,300,000
GBP
|
— | — | — | — | — | — | — | — | — |
96,800,000
GBP
|
| Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract] | ||||||||||||||||||||
| Comprehensive income, attributable to non-controlling interests | — | — | — | — | — | — | — | — | — |
300,000
GBP
|
— | — | — | — | — | — | — | — | — |
400,000
GBP
|