Significant Shareholdings and Related Party Transactions - Narrative (Details) £ / shares in Units, £ in Millions |
12 Months Ended | |
|---|---|---|
|
Jun. 30, 2024
GBP (£)
transaction
£ / shares
shares
|
Jun. 30, 2023
GBP (£)
£ / shares
shares
|
|
| Disclosure of transactions between related parties [line items] | ||
| Ordinary shares owned by executive officers and directors (in shares) | 9,528,403 | 10,092,540 |
| Par value per share (in gbp per share) | £ / shares | £ 0.02 | £ 0.02 |
| Number of related party transactions | transaction | 0 | |
| Key management personnel of entity or parent | ||
| Disclosure of transactions between related parties [line items] | ||
| Awards owned over ordinary shares by executive officers and directors (in shares) | 244,755 | 240,155 |
| Services received from related party | £ | £ 0.5 | £ 0.6 |