Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2024-03-31 |
As at 2023-03-31 |
|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | ||
| Property, plant and equipment [abstract] | ||
| Land and buildings [abstract] | ||
| Land and buildings |
14. 5
GBP
|
13 . 9
GBP
|
| Other property, plant and equipment |
8,000,000
GBP
|
15 . 9
GBP
|
| Intangible assets and goodwill [abstract] | ||
| Intangible assets and goodwill |
39,700,000
GBP
|
25 .0
GBP
|
| Investments accounted for using equity method [abstract] | ||
| Investments in joint ventures accounted for using equity method |
8,800,000
GBP
|
9. 2
GBP
|
| Trade and other current receivables [abstract] | ||
| Trade and other current receivables |
10 2 . 3
GBP
|
10 6 . 0
GBP
|
| Classes of current inventories [abstract] | ||
| Current inventories |
11 . 8
GBP
|
12 .7
GBP
|
| Classes of current inventories, alternative [abstract] | ||
| Cash and cash equivalents [abstract] | ||
| Cash [abstract] | ||
| Cash |
4,000,000
GBP
|
1. 1
GBP
|
| Cash and cash equivalents |
4,000,000
GBP
|
1,100,000
GBP
|
| Miscellaneous current assets [abstract] | ||
| Current derivative financial assets |
500,000
GBP
|
1,200,000
GBP
|
| Borrowings [abstract] | ||
| Non-current portion of non-current borrowings |
1 0 4 . 1
GBP
|
9 2 . 2
GBP
|
| Current borrowings and current portion of non-current borrowings [abstract] | ||
| Current borrowings |
1 . 2
GBP
|
1. 3
GBP
|
| Non-current portion of non-current borrowings, by type [abstract] | ||
| Trade and other current payables [abstract] | ||
| Trade and other current payables |
96 . 4
GBP
|
8 8 . 6
GBP
|
| Miscellaneous current liabilities [abstract] | ||
| Current derivative financial liabilities |
0. 1
GBP
|
0 . 6
GBP
|
| Issued capital [abstract] | ||
| Issued capital |
25,800,000
GBP
|
25. 8
GBP
|
| Retained earnings [abstract] | ||
| Retained earnings |
147 .6
GBP
|
15 6 . 2
GBP
|
| Accumulated other comprehensive income [abstract] | ||
| Reserve of exchange differences on translation |
1 . 5
GBP
|
1 . 3
GBP
|
| Reserve of cash flow hedges |
200,000
GBP
|
300,000
GBP
|
| Miscellaneous equity [abstract] | ||
| Capital redemption reserve |
700,000
GBP
|
700,000
GBP
|
| Merger reserve |
1,000,000
GBP
|
1,000,000
GBP
|
| Net assets (liabilities) [abstract] | ||
| Assets |
500,200,000
GBP
|
47 6. 4
GBP
|
| Liabilities |
3 2 4 . 5
GBP
|
2 91 . 8
GBP
|
| Assets (liabilities) |
175 . 7
GBP
|
18 4 .6
GBP
|
| Net current assets (liabilities) [abstract] | ||
| Current assets |
121. 3
GBP
|
12 1. 3
GBP
|
| Current liabilities |
1 2 8 . 6
GBP
|
12 1. 9
GBP
|
| Assets less current liabilities [abstract] |