Profit Or Loss [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
2020-01-01 to 2020-12-31 |
|---|---|---|
| Profit or loss [abstract] | ||
| Profit (loss) [abstract] | ||
| Other income |
24,700,000
GBP
|
28,300,000
GBP
|
| Impairment loss (reversal of impairment loss) recognised in profit or loss |
2,900,000
GBP
|
400,000
GBP
|
| Other expenses, by nature |
5,800,000
GBP
|
19,700,000
GBP
|
| Profit (loss) from operating activities |
1,008,400,000
GBP
|
489,400,000
GBP
|
| Finance costs |
40,100,000
GBP
|
37,600,000
GBP
|
| Profit (loss) before tax |
971,100,000
GBP
|
449,500,000
GBP
|
| Tax expense (income) |
1,500,000
GBP
|
100,000
GBP
|
| Profit (loss) |
972,600,000
GBP
|
449,400,000
GBP
|
| Earnings per share [text block] | — | — |
| Earnings per share [abstract] | ||
| Earnings per share [line items] | ||
| Basic earnings per share [abstract] | ||
| Basic earnings (loss) per share |
0.5539
|
0.2630
|
| Diluted earnings per share [abstract] | ||
| Diluted earnings (loss) per share |
0.5531
|
0.2630
|