Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2023-05-31 |
As at 2022-05-31 |
|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | ||
| Property, plant and equipment [abstract] | ||
| Property, plant and equipment |
12 .5
GBP
|
12. 9
GBP
|
| Intangible assets and goodwill [abstract] | ||
| Intangible assets other than goodwill [abstract] | ||
| Intangible assets other than goodwill |
110,900,000
GBP
|
11 8. 6
GBP
|
| Goodwill |
255,800,000
GBP
|
26 6 .1
GBP
|
| Miscellaneous non-current assets [abstract] | ||
| Non-current investments other than investments accounted for using equity method |
300,000
GBP
|
300,000
GBP
|
| Trade and other current receivables [abstract] | ||
| Trade and other current receivables |
58. 1
GBP
|
7 7. 7
GBP
|
| Classes of current inventories [abstract] | ||
| Current inventories |
800,000
GBP
|
900,000
GBP
|
| Classes of current inventories, alternative [abstract] | ||
| Cash and cash equivalents [abstract] | ||
| Cash and cash equivalents |
3 4 .1
GBP
|
73,200,000
GBP
|
| Miscellaneous current assets [abstract] | ||
| Current derivative financial assets |
—
GBP
|
200,000
GBP
|
| Borrowings [abstract] | ||
| Non-current portion of non-current borrowings |
81,900,000
GBP
|
1 0 7. 1
GBP
|
| Current borrowings and current portion of non-current borrowings [abstract] | ||
| Current borrowings |
—
GBP
|
18,500,000
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 contract liabilities [abstract] | ||
| Non-current contract liabilities |
3,300,000
GBP
|
600,000
GBP
|
| Trade and other current payables [abstract] | ||
| Current accruals and current deferred income including current contract liabilities [abstract] | ||
| Current deferred income including current contract liabilities [abstract] | ||
| Current contract liabilities [abstract] | ||
| Current contract liabilities |
51,600,000
GBP
|
61,700,000
GBP
|
| Trade and other current payables |
44,700,000
GBP
|
48,300,000
GBP
|
| Miscellaneous current liabilities [abstract] | ||
| Current derivative financial liabilities |
600,000
GBP
|
—
GBP
|
| Issued capital [abstract] | ||
| Issued capital |
3 .1
GBP
|
3 .1
GBP
|
| Retained earnings [abstract] | ||
| Retained earnings |
28,800,000
GBP
|
11 .3
GBP
|
| Accumulated other comprehensive income [abstract] | ||
| Reserve of exchange differences on translation |
3 7. 5
GBP
|
3 5 .1
GBP
|
| Miscellaneous equity [abstract] | ||
| Merger reserve |
42 .3
GBP
|
42. 3
GBP
|
| Net assets (liabilities) [abstract] | ||
| Assets |
5 01.4
GBP
|
57 6.4
GBP
|
| Liabilities |
223. 2
GBP
|
28 3. 2
GBP
|
| Assets (liabilities) |
278,200,000
GBP
|
293,200,000
GBP
|
| Net current assets (liabilities) [abstract] | ||
| Current assets |
100. 4
GBP
|
1 5 5 .1
GBP
|
| Current liabilities |
111,100,000
GBP
|
145 .9
GBP
|
| Assets less current liabilities [abstract] | ||
| Net debt |
79,600,000
GBP
|
85 .0
GBP
|