Statement Of Cash Flows [Abstract]
| Concept |
2024-01-01 to 2024-12-31 |
2023-01-01 to 2023-12-31 |
|---|---|---|
| Statement of cash flows [abstract] | ||
| Cash flows from (used in) operating activities [abstract] | ||
| Adjustments for finance income (cost) |
14,500,000
GBP
|
18,800,000
GBP
|
| Cash flows from (used in) operations before changes in working capital |
94,600,000
GBP
|
92,400,000
GBP
|
| Adjustments for decrease (increase) in trade and other receivables |
13,800,000
GBP
|
25,800,000
GBP
|
| Adjustments for increase (decrease) in trade and other payables |
2,000,000
GBP
|
23,700,000
GBP
|
| Adjustments for amortisation expense |
12,100,000
GBP
|
12,100,000
GBP
|
| Adjustments for gain (loss) on disposals, property, plant and equipment |
1,900,000
GBP
|
1,400,000
GBP
|
| Adjustments for gain (loss) on disposal of investments in subsidiaries, joint ventures and associates |
—
GBP
|
600,000
GBP
|
| Finance costs paid, classified as operating activities |
11,700,000
GBP
|
16,500,000
GBP
|