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Critical Accounting Judgements and Key Sources of Estimation Uncertainty - Additional Information (Details) | 12 Months Ended
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Jun. 30, 2025 USD ($) | Jun. 30, 2025 AUD ($) | Jun. 30, 2024 USD ($) | Jun. 30, 2023 USD ($)
Critical Accounting Judgements And Key Sources Of Estimation Uncertainty [Line Items] |  |  |  |
Research and development expense | $ 126,832,000 |  | $ 176,326,000 | $ 128,828,000
Percentage of cash amount equal to eligible research and development expenditures | 43.50% | 43.50% |  |
Research and development tax incentive credit receivable | $ 7,187,000 |  | 10,398,000 | 5,926,000
Research and development tax incentive description | The R&D tax incentive is considered an income tax offset which will be offset against the Group’s tax obligation if and when the Group returns to a net tax payable position. In addition, whilst the Group is currently eligible to receive cash payments under the scheme since its consolidated revenue is currently below A$20 million, if and when the Group generates revenue in excess of A$20 million the R&D tax incentive will become non‑refundable and can only be offset against any future income tax payable by the Group. | The R&D tax incentive is considered an income tax offset which will be offset against the Group’s tax obligation if and when the Group returns to a net tax payable position. In addition, whilst the Group is currently eligible to receive cash payments under the scheme since its consolidated revenue is currently below A$20 million, if and when the Group generates revenue in excess of A$20 million the R&D tax incentive will become non‑refundable and can only be offset against any future income tax payable by the Group. |  |
Revenue | $ 25,000 |  | 125,000 | 108,000
Research and Development Tax Incentive Scheme | Top of Range |  |  |  |
Critical Accounting Judgements And Key Sources Of Estimation Uncertainty [Line Items] |  |  |  |
Revenue |  | $ 20,000,000 |  |
Research and Development Tax Incentive Scheme | Bottom of Range | Non Refundable |  |  |  |
Critical Accounting Judgements And Key Sources Of Estimation Uncertainty [Line Items] |  |  |  |
Revenue |  | $ 20,000,000 |  |
Development Cost Capitalized |  |  |  |
Critical Accounting Judgements And Key Sources Of Estimation Uncertainty [Line Items] |  |  |  |
Research and development expense | $ 0 |  | $ 0 | $ 0

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