Disclosure Of Leases [Text Block]
| Concept |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2019-12-31 |
|---|---|---|---|
| Disclosure of leases [text block] | — | — | — |
| Presentation of leases for lessee [abstract] | |||
| Right-of-use assets |
60. 5
GBP
|
3 1.1
GBP
|
50,900,000
GBP
|
| Lease liabilities [abstract] | |||
| Current lease liabilities |
1 6 . 6
GBP
|
1 2.9
GBP
|
15 .1
GBP
|
| Non-current lease liabilities |
49. 3
GBP
|
26. 0
GBP
|
4 5 . 4
GBP
|
| Disclosure of quantitative information about leases for lessee [abstract] | |||
| Disclosure of quantitative information about right-of-use assets [text block] | — | — | — |
| Disclosure of quantitative information about right-of-use assets [abstract] | |||
| Disclosure of quantitative information about right-of-use assets [line items] | |||
| Reconciliation of changes in right-of-use assets [abstract] |