Share Based Payments, Expense Recognised in Profit or Loss (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2024 |
|
| Share Based Payments [Abstract] | |||
| Number of each option to be converted into ordinary share (in shares) | 1 | ||
| Share based payment expense | $ 3.7 | $ 1.7 | $ 0.2 |
| Reversal of unvested awards | $ 0.2 | ||