Disclosure Of Entity's Operating Segments [Text Block]
| Concept |
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 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Disclosure of entity's operating segments [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of operating segments [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of operating segments [abstract] | ||||||||||||||||
| Disclosure of operating segments [line items] | ||||||||||||||||
| Revenue | — | — | — | — | — | — |
1,824,400,000
GBP
|
— | — | — | — |
1,163,000,000
GBP
|
— | — | — | — |
| Tax expense (income) | — | — | — | — | — | — |
5,500,000
GBP
|
— | — | — | — |
4,200,000
GBP
|
— | — | — | — |
| Profit (loss) before tax | — | — | — | — | — | — |
298,200,000
GBP
|
— | — | — | — |
212,600,000
GBP
|
— | — | — | — |
| Profit (loss) from continuing operations | — | — | — | — | — | — |
303,700,000
GBP
|
— | — | — | — |
208,400,000
GBP
|
— | — | — | — |
| Profit (loss) | — |
—
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
308,500,000
GBP
|
308,500,000
GBP
|
226,400,000
GBP
|
— |
—
GBP
|
226,400,000
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
| Assets |
1,570,000,000
GBP
|
— | — | — | — | — | — | — | — |
608,700,000
GBP
|
— | — | — | — | — | — |
| Investments accounted for using equity method |
2,900,000
GBP
|
— | — | — | — | — | — | — | — |
—
GBP
|
— | — | — | — | — | — |
| Liabilities |
496,300,000
GBP
|
— | — | — | — | — | — | — | — |
433,600,000
GBP
|
— | — | — | — | — | — |
| Cash flows from (used in) operating activities | — | — | — | — | — | — |
167,700,000
GBP
|
— | — | — | — |
7,400,000
GBP
|
— | — | — | — |
| Cash flows from (used in) investing activities | — | — | — | — | — | — |
58,400,000
GBP
|
— | — | — | — |
25,400,000
GBP
|
— | — | — | — |
| Cash flows from (used in) financing activities | — | — | — | — | — | — |
1,139,000,000
GBP
|
— | — | — | — |
167,100,000
GBP
|
— | — | — | — |
| Disclosure of products and services [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of products and services [abstract] | ||||||||||||||||
| Disclosure of products and services [line items] | ||||||||||||||||
| Disclosure of geographical areas [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of geographical areas [abstract] | ||||||||||||||||
| Disclosure of geographical areas [line items] | ||||||||||||||||
| Disclosure of major customers [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of major customers [abstract] | ||||||||||||||||
| Disclosure of major customers [line items] |