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Issued capital - Movements in Ordinary Share Capital (Details) - USD ($) $ in Thousands | 12 Months Ended
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Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2022
Issued capital [Abstract] |  |  |
Balance | $ 965,857 |  |
Shares issued for services | (319) | $ 0 | $ 0
Balance | $ 1,764,289 | $ 965,857 |
Issued capital |  |  |
Number of shares [Abstract] |  |  |
Balance (in shares) | 64,747,477 | 53,028,867 |
Shares issued under Committed Equity Facility (in shares) | 12,887,814 | 11,089,357 |
Unpaid shares issued under Committed Equity Facility (in shares) |  | 364,967 |
Shares issued for services (in shares) |  | 260,286 |
Equity settled share-based payments (in shares) |  | 4,000 |
Shares issued under ATM Facility Facility (in shares) | 108,063,868 |  |
Share based payment - third party issuance (in shares) | 106,687 |  |
Share based payment - employees (in shares) | 561,840 |  |
Capital raise costs, net of tax (in shares) |  | 0 |
Balance (in shares) | 186,367,686 | 64,747,477 | 53,028,867
Issued capital [Abstract] |  |  |
Balance | $ 965,857 | $ 926,581 |
Shares issued under Committed Equity Facility | 51,417 | 39,939 |
Unpaid shares issued under Committed Equity Facility |  | 1,642 |
Shares issued for services |  | 500 |
Equity settled share-based payments |  | 15 |
Shares issued under ATM Facility | 771,438 |  |
Shares issued for services | 319 |  |
Share based payment - employees | 1,397 |  |
Capital raise costs, net of tax | (26,139) | (2,820) |
Balance | $ 1,764,289 | $ 965,857 | $ 926,581

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