Deferred tax - Summary of non-current liabilities - deferred tax (Detail) - AUD ($) $ in Thousands	Jun. 30, 2025	Jun. 30, 2024
Deferred tax assets and liabilities [abstract]
Deferred tax liability associated with Licensing Agreement - Non-current liabilities	$ 272	$ 2,018

The amounts of income taxes payable in future periods in respect of taxable temporary differences. [Refer: Temporary differences [member]]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
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Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Note Expiry date 2027-01-01
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