Disclosure Of Cash Flow Statement [Text Block]
| Concept |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2020-12-31 |
|---|---|---|---|---|---|
| Disclosure of cash flow statement [text block] | — |
|
— | — | — |
| Description of accounting policy for determining components of cash and cash equivalents [text block] | — |
|
— | — | — |
| Cash and cash equivalents if different from statement of financial position [abstract] | |||||
| Cash and cash equivalents |
218,800,000
GBP
|
— |
315,100,000
GBP
|
— | — |
| Cash and cash equivalents if different from statement of financial position | — | — |
315,100,000
GBP
|
— |
417,500,000
GBP
|
| Income taxes paid (refund) [abstract] | |||||
| Income taxes paid (refund), classified as operating activities | — |
300,000
GBP
|
— |
2,000,000
GBP
|
— |