Disclosure Of Cash Flow Statement [Text Block]
| Concept |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2019-12-31 |
|---|---|---|---|
| Disclosure of cash flow statement [text block] | — | — | — |
| Cash and cash equivalents if different from statement of financial position [abstract] | |||
| Cash and cash equivalents |
955,700,000
GBP
|
1,220,100,000
GBP
|
— |
| Cash and cash equivalents if different from statement of financial position |
896,500,000
GBP
|
1,168,200,000
GBP
|
896,300,000
GBP
|