Disclosure Of Effect Of Changes In Foreign Exchange Rates [Text Block]
| Concept |
As at 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 |
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 |
As at 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Disclosure of effect of changes in foreign exchange rates [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of information when currency is not exchangeable into another currency [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of information when foreign operation’s functional currency is not exchangeable into presentation currency [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of summarised financial information about foreign operation [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of summarised financial information about foreign operation [abstract] | ||||||||||||||||||||||
| Disclosure of summarised financial information about foreign operation [line items] | ||||||||||||||||||||||
| Non-current assets |
4,186,800,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
4,367,300,000
GBP
|
— | — | — | — | — |
| Current assets |
349,600,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
546,600,000
GBP
|
— | — | — | — | — |
| Non-current liabilities |
1,764,900,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
1,987,900,000
GBP
|
— | — | — | — | — |
| Current liabilities |
185,100,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
180,000,000
GBP
|
— | — | — | — | — |
| Revenue | — | — | — | — |
131,400,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
137,200,000
GBP
|
— |
| Profit (loss) from continuing operations | — | — | — | — |
164,200,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
409,300,000
GBP
|
— |
| Profit (loss) from discontinued operations | — | — | — | — |
–
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
19,800,000
GBP
|
— |
| Profit (loss) | — |
–
GBP
|
–
GBP
|
–
GBP
|
164,200,000
GBP
|
164,200,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
164,200,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
429,100,000
GBP
|
— |
–
GBP
|
–
GBP
|
–
GBP
|
429,100,000
GBP
|
429,100,000
GBP
|
| Other comprehensive income | — | — | — | — |
21,900,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
20,000,000
GBP
|
— |
| Comprehensive income | — |
–
GBP
|
–
GBP
|
25,400,000
GBP
|
142,300,000
GBP
|
167,600,000
GBP
|
100,000
GBP
|
–
GBP
|
–
GBP
|
142,200,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
40,200,000
GBP
|
449,100,000
GBP
|
— |
–
GBP
|
–
GBP
|
–
GBP
|
449,100,000
GBP
|
408,900,000
GBP
|