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 |
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
|
474,700,000
GBP
|
474,700,000
GBP
|
— | — | — | — | — | — |
—
GBP
|
445,200,000
GBP
|
445,200,000
GBP
|
— | — | — | — |
| Material income and expense [abstract] | ||||||||||||||||||
| Income from continuing operations attributable to owners of parent | — | — |
21,600,000
GBP
|
22,300,000
GBP
|
700,000
GBP
|
— | — | — | — | — | — |
32,600,000
GBP
|
20,400,000
GBP
|
12,200,000
GBP
|
— | — | — | — |
| Income from discontinued operations attributable to owners of parent | — | — |
—
GBP
|
—
GBP
|
—
GBP
|
— | — | — | — | — | — |
6,400,000
GBP
|
400,000
GBP
|
6,800,000
GBP
|
— | — | — | — |
| Profit (loss) from continuing operations attributable to non-controlling interests | — | — |
—
GBP
|
100,000
GBP
|
100,000
GBP
|
— | — | — | — | — | — |
—
GBP
|
200,000
GBP
|
200,000
GBP
|
— | — | — | — |
| Finance income (cost) | — | — |
200,000
GBP
|
8,300,000
GBP
|
8,500,000
GBP
|
— | — | — | — | — | — |
—
GBP
|
6,100,000
GBP
|
6,100,000
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 | — | — | — | — |
900,000
GBP
|
— | — | — | — | — | — | — | — |
6,400,000
GBP
|
— | — | — | — |
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||||||||||||
| Comprehensive income |
1,000,000
GBP
|
—
GBP
|
— | — |
4,800,000
GBP
|
—
GBP
|
4,900,000
GBP
|
100,000
GBP
|
3,900,000
GBP
|
—
GBP
|
9,200,000
GBP
|
— | — |
16,300,000
GBP
|
—
GBP
|
200,000
GBP
|
16,500,000
GBP
|
7,300,000
GBP
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | ||||||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — | — | — |
4,900,000
GBP
|
— | — | — | — | — | — | — | — |
16,500,000
GBP
|
— | — | — | — |
| Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract] | ||||||||||||||||||
| Comprehensive income, attributable to non-controlling interests | — | — | — | — |
100,000
GBP
|
— | — | — | — | — | — | — | — |
200,000
GBP
|
— | — | — | — |