Disclosure Of Cash Flow Statement [Text Block]
| Concept |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2022-01-01 |
As at 2021-12-31 |
|---|---|---|---|---|---|---|
| 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
|
— | — | — | — | — |
| Cash and cash equivalents if different from statement of financial position [abstract] | ||||||
| Cash and cash equivalents | — |
392,400,000
GBP
|
583,300,000
GBP
|
— |
418,900,000
GBP
|
418,900,000
GBP
|
| Disclosure of information that enables users of financial statements to evaluate changes in liabilities arising from financing activities [text block] | — | — | — | — | — | — |
| Disclosure of reconciliation of liabilities arising from financing activities [text block] |
|
— | — | — | — | — |
| Income taxes paid (refund) [abstract] | ||||||
| Income taxes paid (refund), classified as operating activities |
5,600,000
GBP
|
— | — |
6,800,000
GBP
|
— | — |