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 |
191,600,000
GBP
|
— | — |
14 2 . 9
GBP
|
— |
| Cash flows from (used in) investing activities [abstract] | |||||
| Purchase of property, plant and equipment, classified as investing activities |
74. 1
GBP
|
— | — |
57,200,000
GBP
|
— |
| Purchase of intangible assets, classified as investing activities |
8. 3
GBP
|
— | — |
9,800,000
GBP
|
— |
| Interest received, classified as investing activities |
800,000
GBP
|
— | — |
400,000
GBP
|
— |
| Cash flows from (used in) investing activities |
71,200,000
GBP
|
— | — |
6 1 .9
GBP
|
— |
| Cash flows from (used in) financing activities [abstract] | |||||
| Payments to acquire or redeem entity's shares |
13 . 2
GBP
|
— | — |
–
GBP
|
— |
| Proceeds from borrowings, classified as financing activities |
25. 7
GBP
|
— | — |
50. 7
GBP
|
— |
| Repayments of borrowings, classified as financing activities |
61,800,000
GBP
|
— | — |
75. 0
GBP
|
— |
| Payments of lease liabilities, classified as financing activities |
13,100,000
GBP
|
— | — |
13. 8
GBP
|
— |
| Dividends paid, classified as financing activities |
4 0 .6
GBP
|
— | — |
3 8.5
GBP
|
— |
| Interest paid, classified as financing activities |
7,200,000
GBP
|
— | — |
6,200,000
GBP
|
— |
| Cash flows from (used in) financing activities |
110 . 2
GBP
|
— | — |
82,800,000
GBP
|
— |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes |
10 . 2
GBP
|
— | — |
1. 8
GBP
|
— |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||
| Effect of exchange rate changes on cash and cash equivalents |
1. 7
GBP
|
— | — |
0. 1
GBP
|
— |
| Cash and cash equivalents | — |
44. 7
GBP
|
36,200,000
GBP
|
— |
37 .9
GBP
|