Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2024-12-31 |
As at 2023-12-31 |
As at 2022-12-31 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Property, plant and equipment [abstract] | |||
| Property, plant and equipment |
0. 8
GBP
|
0. 8
GBP
|
— |
| Intangible assets and goodwill [abstract] | |||
| Intangible assets and goodwill |
5,500,000
GBP
|
3,100,000
GBP
|
— |
| Investment property [abstract] | |||
| Investment property completed |
1 ,11 8 .9
GBP
|
1,0 72 .7
GBP
|
— |
| Investment property under construction or development |
6 .0
GBP
|
3 .0
GBP
|
— |
| Trade and other current receivables [abstract] | |||
| Trade and other current receivables |
7. 9
GBP
|
6,500,000
GBP
|
— |
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
75. 4
GBP
|
40. 5
GBP
|
55,800,000
GBP
|
| Non-current assets or disposal groups classified as held for sale or as held for distribution to owners [abstract] | |||
| Non-current assets or disposal groups classified as held for sale |
1 0.7
GBP
|
22 .4
GBP
|
— |
| Miscellaneous current assets [abstract] | |||
| Current derivative financial assets |
0. 5
GBP
|
100,000
GBP
|
— |
| Borrowings [abstract] | |||
| Non-current portion of non-current borrowings |
370,400,000
GBP
|
300. 2
GBP
|
— |
| Current borrowings and current portion of non-current borrowings [abstract] | |||
| Current borrowings |
–
GBP
|
56,500,000
GBP
|
— |
| Non-current portion of non-current borrowings, by type [abstract] | |||
| Trade and other non-current payables [abstract] | |||
| Non-current accruals and non-current deferred income including non-current contract liabilities [abstract] | |||
| Non-current deferred income including non-current contract liabilities [abstract] | |||
| Non-current deferred income including non-current contract liabilities |
34 .8
GBP
|
3 4.9
GBP
|
— |
| Trade and other current payables [abstract] | |||
| Trade and other current payables |
19. 2
GBP
|
23,400,000
GBP
|
— |
| Issued capital [abstract] | |||
| Issued capital |
6,600,000
GBP
|
6 .0
GBP
|
— |
| Retained earnings [abstract] | |||
| Retained earnings |
338,500,000
GBP
|
303. 8
GBP
|
— |
| Miscellaneous equity [abstract] | |||
| Capital reserve |
4 02 .1
GBP
|
4 24 .1
GBP
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
1, 2 26 .7
GBP
|
1 ,15 0 . 3
GBP
|
— |
| Liabilities |
425,400,000
GBP
|
41 6 .1
GBP
|
— |
| Assets (liabilities) |
801 .3
GBP
|
734,200,000
GBP
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
94. 5
GBP
|
69,500,000
GBP
|
— |
| Current liabilities |
54. 2
GBP
|
114 .9
GBP
|
— |
| Assets less current liabilities [abstract] |