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v3.25.2

Summary of Accounting Policies - Additional Information (Details) $ in Thousands | 12 Months Ended
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Jun. 30, 2025 USD ($) | Jun. 30, 2025 AUD ($) | Jun. 30, 2024 USD ($) | Jun. 30, 2023 USD ($)
Description Of Business And Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Unsecured amount payable payment period | 30 days | 30 days |  |
Revenue | $ 25 |  | $ 125 | $ 108
Percentage of cash amount equal to eligible research and development expenditures | 43.50% | 43.50% |  |
Fair value gain/(loss) on derivatives - investor options | $ 28,283 |  | (11,224) | $ 0
Derrivative financial liabilities - investor options | $ 0 |  | $ 24,840 |
Australian Domiciled Subsidiary |  |  |  |
Description Of Business And Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Ownership percentage in subsidiary | 100.00% | 100.00% |  |
Leasehold Improvements |  |  |  |
Description Of Business And Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Useful economic lives | 8 years | 8 years |  |
Bottom of Range | Equipment and Furniture |  |  |  |
Description Of Business And Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Useful economic lives | 3 years | 3 years |  |
Top of Range | Research and Development Tax Incentive Scheme |  |  |  |
Description Of Business And Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Revenue |  | $ 20,000,000 |  |
Top of Range | Equipment and Furniture |  |  |  |
Description Of Business And Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Useful economic lives | 10 years | 10 years |  |

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