Disclosure Of Effect Of Changes In Foreign Exchange Rates [Text Block]
| Concept |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|
| Disclosure of effect of changes in foreign exchange rates [text block] | — | — | — | — | — | — | — | — | — | — |
| Reserve of exchange differences on translation | — |
170,200,000
GBP
|
— | — | — |
74,200,000
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 | — |
4,101,100,000
GBP
|
— | — | — |
3,825,200,000
GBP
|
— | — | — | — |
| Current assets | — |
4,646,100,000
GBP
|
— | — | — |
4,841,600,000
GBP
|
— | — | — | — |
| Non-current liabilities | — |
2,470,300,000
GBP
|
— | — | — |
2,480,600,000
GBP
|
— | — | — | — |
| Current liabilities | — |
3,310,600,000
GBP
|
— | — | — |
3,465,300,000
GBP
|
— | — | — | — |
| Revenue |
11,797,100,000
GBP
|
— | — | — | — | — | — |
12,039,500,000
GBP
|
— | — |
| Profit (loss) |
526,200,000
GBP
|
— | — |
526,200,000
GBP
|
— | — | — |
474,400,000
GBP
|
474,400,000
GBP
|
— |
| Other comprehensive income |
94,900,000
GBP
|
— | — | — | — | — | — |
208,200,000
GBP
|
— | — |
| Comprehensive income |
431,300,000
GBP
|
— |
1,700,000
GBP
|
529,000,000
GBP
|
96,000,000
GBP
|
— |
7,700,000
GBP
|
682,600,000
GBP
|
479,900,000
GBP
|
195,000,000
GBP
|