Analysis Of Income And Expense [Abstract]
| Concept |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Analysis of income and expense [abstract] | ||||||||||||||||||||
| Revenue [abstract] | ||||||||||||||||||||
| Interest income | — | — |
4,300,000
GBP
|
— | — |
–
GBP
|
— |
4 .3
GBP
|
— | — | — | — | — | — |
400,000
GBP
|
–
GBP
|
— | — |
400,000
GBP
|
— |
| Revenue | — | — |
7, 7 7 5 . 3
GBP
|
— | — |
3 8 3 .9
GBP
|
— |
8 ,1 5 9 . 2
GBP
|
— | — | — | — | — | — |
5, 173.9
GBP
|
85,900,000
GBP
|
— | — |
5, 0 8 8. 0
GBP
|
— |
| Material income and expense [abstract] | ||||||||||||||||||||
| Interest expense | — | — |
83,500,000
GBP
|
— | — |
0 . 4
GBP
|
— |
8 3 .1
GBP
|
— | — | — | — | — | — |
7 0 . 9
GBP
|
0. 3
GBP
|
— | — |
71 .2
GBP
|
— |
| Selling, general and administrative expense [abstract] | ||||||||||||||||||||
| General and administrative expense | — | — |
5 4 2 . 8
GBP
|
— | — |
–
GBP
|
— |
5 4 2 . 8
GBP
|
— | — | — | — | — | — |
4 4 8 . 4
GBP
|
21. 5
GBP
|
— | — |
4 6 9. 9
GBP
|
— |
| Expenses by nature [abstract] | ||||||||||||||||||||
| Depreciation, amortisation and impairment loss (reversal of impairment loss) recognised in profit or loss [abstract] | ||||||||||||||||||||
| Depreciation and amortisation expense [abstract] | ||||||||||||||||||||
| Depreciation expense | — | — |
20 8 .0
GBP
|
— | — |
–
GBP
|
— |
20 8. 0
GBP
|
— | — | — | — | — | — |
16 4 . 5
GBP
|
0 . 5
GBP
|
— | — |
1 65 . 0
GBP
|
— |
| Amortisation expense | — | — |
31. 4
GBP
|
— | — |
–
GBP
|
— |
31 . 4
GBP
|
— | — | — | — | — | — |
3 4 . 4
GBP
|
–
GBP
|
— | — |
3 4 . 4
GBP
|
— |
| Disclosure of attribution of expenses by nature to their function [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of attribution of expenses by nature to their function [abstract] | ||||||||||||||||||||
| Disclosure of attribution of expenses by nature to their function [line items] | ||||||||||||||||||||
| 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 | — | — |
500,000
GBP
|
— | — |
–
GBP
|
— |
500,000
GBP
|
— | — | — | — | — | — |
300,000
GBP
|
–
GBP
|
— | — |
300,000
GBP
|
— |
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||||||||||||||
| Comprehensive income |
–
GBP
|
42,400,000
GBP
|
13 2 . 9
GBP
|
66. 8
GBP
|
0. 8
GBP
|
— |
3 9.7
GBP
|
— |
16 . 8
GBP
|
–
GBP
|
3 .1
GBP
|
9,600,000
GBP
|
8,700,000
GBP
|
–
GBP
|
— | — |
1 2 7.1
GBP
|
–
GBP
|
3,300,000
GBP
|
10 8 .6
GBP
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | ||||||||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — |
13 2 .1
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
0 . 2
GBP
|
— |
| Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract] | ||||||||||||||||||||
| Comprehensive income, attributable to non-controlling interests | — | — |
800,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
3 .1
GBP
|
— |