Disclosure Of Entity's Operating Segments [Text Block]
| Concept |
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 |
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 |
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 | — | — | — | — | — | — | — |
617,800,000
GBP
|
— | — | — |
500,500,000
GBP
|
— | — | — | — | — | — |
| Tax expense (income) | — | — | — | — | — | — | — |
34,100,000
GBP
|
— | — | — |
27,300,000
GBP
|
— | — | — | — | — | — |
| Profit (loss) before tax | — | — | — | — | — | — | — |
183,700,000
GBP
|
— | — | — |
132,600,000
GBP
|
— | — | — | — | — | — |
| Profit (loss) |
200,000
GBP
|
— |
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
149,400,000
GBP
|
149,600,000
GBP
|
149,400,000
GBP
|
105,500,000
GBP
|
— |
105,300,000
GBP
|
–
GBP
|
–
GBP
|
200,000
GBP
|
105,500,000
GBP
|
–
GBP
|
–
GBP
|
| Assets | — |
1,340,700,000
GBP
|
— | — | — | — | — | — | — | — |
1,345,800,000
GBP
|
— | — | — | — | — | — | — |
| Liabilities | — |
439,900,000
GBP
|
— | — | — | — | — | — | — | — |
459,700,000
GBP
|
— | — | — | — | — | — | — |
| Cash flows from (used in) operating activities | — | — | — | — | — | — | — |
188,900,000
GBP
|
— | — | — |
104,600,000
GBP
|
— | — | — | — | — | — |
| Cash flows from (used in) investing activities | — | — | — | — | — | — | — |
12,000,000
GBP
|
— | — | — |
63,900,000
GBP
|
— | — | — | — | — | — |
| Cash flows from (used in) financing activities | — | — | — | — | — | — | — |
167,700,000
GBP
|
— | — | — |
159,800,000
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] |