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 |
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 |
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 |
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] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Reserve of exchange differences on translation |
6,500,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
2,700,000
GBP
|
— | — | — | — | — | — | — | — | — |
| 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 |
1,978,900,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
1,974,600,000
GBP
|
— | — | — | — | — | — | — | — | — |
| Current assets |
1,125,400,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
867,900,000
GBP
|
— | — | — | — | — | — | — | — | — |
| Non-current liabilities |
1,289,900,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
1,276,900,000
GBP
|
— | — | — | — | — | — | — | — | — |
| Current liabilities |
1,041,900,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
905,200,000
GBP
|
— | — | — | — | — | — | — | — | — |
| Revenue | — | — |
1,381,500,000
GBP
|
— | — | — | — | — | — |
–
GBP
|
1,381,500,000
GBP
|
— | — | — | — | — | — | — |
–
GBP
|
1,095,300,000
GBP
|
— | — | — | — |
1,095,300,000
GBP
|
— |
| Profit (loss) | — |
–
GBP
|
527,700,000
GBP
|
528,600,000
GBP
|
900,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
44,000,000
GBP
|
483,700,000
GBP
|
–
GBP
|
–
GBP
|
2,300,000
GBP
|
–
GBP
|
–
GBP
|
— |
–
GBP
|
40,200,000
GBP
|
229,500,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
189,300,000
GBP
|
191,600,000
GBP
|
| Other comprehensive income | — |
–
GBP
|
6,500,000
GBP
|
5,100,000
GBP
|
–
GBP
|
2,400,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
— | — |
–
GBP
|
3,800,000
GBP
|
–
GBP
|
–
GBP
|
4,200,000
GBP
|
— |
–
GBP
|
— | — |
–
GBP
|
2,300,000
GBP
|
–
GBP
|
–
GBP
|
7,700,000
GBP
|
9,600,000
GBP
|
| Comprehensive income | — |
–
GBP
|
521,200,000
GBP
|
523,500,000
GBP
|
900,000
GBP
|
2,400,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
— | — |
–
GBP
|
3,800,000
GBP
|
2,300,000
GBP
|
–
GBP
|
4,200,000
GBP
|
— |
–
GBP
|
— | — |
–
GBP
|
2,300,000
GBP
|
–
GBP
|
–
GBP
|
181,600,000
GBP
|
182,000,000
GBP
|