Statement Of Cash Flows [Abstract]
| Concept |
2023-01-01 to 2023-12-31 |
2022-01-01 to 2022-12-31 |
|---|---|---|
| Statement of cash flows [abstract] | ||
| Cash flows from (used in) operating activities [abstract] | ||
| Adjustments for decrease (increase) in trade and other receivables |
310,000
GBP
|
34,000
GBP
|
| Adjustments for increase (decrease) in trade and other payables |
968,000
GBP
|
570,000
GBP
|
| Adjustments for gain (loss) on disposal of investments in subsidiaries, joint ventures and associates |
2,3 8 0
GBP
|
1, 2 11
GBP
|
| Cash flows from (used in) investing activities [abstract] | ||
| Purchase of investments other than investments accounted for using equity method |
21, 83 4
GBP
|
4 7, 6 0 2
GBP
|
| Proceeds from sales of investments other than investments accounted for using equity method |
3,0 50
GBP
|
26 4
GBP
|