Statement Of Cash Flows [Abstract]
| 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 2021-12-31 |
|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||
| Cash flows from (used in) operating activities [abstract] | |||||
| Cash flows from (used in) operating activities |
23 .2
GBP
|
— | — |
14 4. 2
GBP
|
— |
| Cash flows from (used in) investing activities [abstract] | |||||
| Purchase of property, plant and equipment, classified as investing activities |
7. 6
GBP
|
— | — |
3 0 .1
GBP
|
— |
| Purchase of intangible assets, classified as investing activities |
3 6 .1
GBP
|
— | — |
50,300,000
GBP
|
— |
| Interest received, classified as investing activities |
31 .7
GBP
|
— | — |
11. 0
GBP
|
— |
| Cash flows from (used in) investing activities |
37 .2
GBP
|
— | — |
119 . 9
GBP
|
— |
| Cash flows from (used in) financing activities [abstract] | |||||
| Payments to acquire or redeem entity's shares |
59 .8
GBP
|
— | — |
66. 0
GBP
|
— |
| Payments of lease liabilities, classified as financing activities |
15 . 4
GBP
|
— | — |
15 .7
GBP
|
— |
| Interest paid, classified as financing activities |
2,500,000
GBP
|
— | — |
2 . 8
GBP
|
— |
| Cash flows from (used in) financing activities |
3 3 0 .7
GBP
|
— | — |
84. 5
GBP
|
— |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes |
344. 7
GBP
|
— | — |
3 4 8. 6
GBP
|
— |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||
| Effect of exchange rate changes on cash and cash equivalents |
1. 3
GBP
|
— | — |
6,800,000
GBP
|
— |
| Cash and cash equivalents | — |
6 03 .1
GBP
|
9 4 9 .1
GBP
|
— |
1, 2 90 . 9
GBP
|