Analysis Of Income And Expense [Abstract]
| Concept |
2021-07-01 to 2022-06-30 |
2021-07-01 to 2022-06-30 |
2021-07-01 to 2022-06-30 |
2021-07-01 to 2022-06-30 |
2021-07-01 to 2022-06-30 |
2021-07-01 to 2022-06-30 |
2021-07-01 to 2022-06-30 |
2021-07-01 to 2022-06-30 |
2020-07-01 to 2021-06-30 |
2020-07-01 to 2021-06-30 |
2020-07-01 to 2021-06-30 |
2020-07-01 to 2021-06-30 |
2020-07-01 to 2021-06-30 |
2020-07-01 to 2021-06-30 |
2020-07-01 to 2021-06-30 |
2020-07-01 to 2021-06-30 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Analysis of income and expense [abstract] | ||||||||||||||||
| Revenue [abstract] | ||||||||||||||||
| Other revenue |
2,900,000
GBP
|
— | — | — | — | — | — | — | — |
4,600,000
GBP
|
— | — | — | — | — | — |
| Revenue |
254,400,000
GBP
|
— | — | — | — | — | — | — | — |
292,900,000
GBP
|
— | — | — | — | — | — |
| Material income and expense [abstract] | ||||||||||||||||
| Finance income (cost) |
2,100,000
GBP
|
— | — | — | — | — | — | — | — |
23,900,000
GBP
|
— | — | — | — | — | — |
| Expenses by nature [abstract] | ||||||||||||||||
| Classes of employee benefits expense [abstract] | ||||||||||||||||
| Employee benefits expense |
73,400,000
GBP
|
— | — | — | — | — | — | — | — |
80,300,000
GBP
|
— | — | — | — | — | — |
| Other expenses, by nature |
25,100,000
GBP
|
— | — | — | — | — | — | — | — |
24,000,000
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 |
80,200,000
GBP
|
79,400,000
GBP
|
–
GBP
|
–
GBP
|
800,000
GBP
|
79,400,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
74,900,000
GBP
|
–
GBP
|
1 .1
GBP
|
73 .8
GBP
|
–
GBP
|
73,800,000
GBP
|
–
GBP
|
| Share of profit (loss) of associates and joint ventures accounted for using equity method [abstract] | ||||||||||||||||
| Share of profit (loss) of associates accounted for using equity method |
1,300,000
GBP
|
— | — | — | — | — | — | — | — |
300,000
GBP
|
— | — | — | — | — | — |
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||||||||||
| Comprehensive income |
166,100,000
GBP
|
161,900,000
GBP
|
6,000,000
GBP
|
–
GBP
|
4,200,000
GBP
|
79,400,000
GBP
|
88,500,000
GBP
|
–
GBP
|
1,200,000
GBP
|
168,100,000
GBP
|
–
GBP
|
600,000
GBP
|
73,800,000
GBP
|
–
GBP
|
167,500,000
GBP
|
240,100,000
GBP
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | ||||||||||||||||
| Comprehensive income, attributable to owners of parent |
161,900,000
GBP
|
— | — | — | — | — | — | — | — |
167,500,000
GBP
|
— | — | — | — | — | — |
| Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract] | ||||||||||||||||
| Comprehensive income, attributable to non-controlling interests |
4,200,000
GBP
|
— | — | — | — | — | — | — | — |
600,000
GBP
|
— | — | — | — | — | — |