Financial instruments - Summary of Movement in Provision for Expected Credit Losses (Details) - Expected credit loss provision - USD ($) $ in Thousands	12 Months Ended
Jun. 30, 2026	Jun. 30, 2025
Reconciliation Of Financial Assets [Roll Forward]
Expected credit loss provision, beginning balance	$ (496)
Expected credit loss provision, ending balance	(339)	$ (496)
Trade receivables
Reconciliation Of Financial Assets [Roll Forward]
Expected credit loss provision, beginning balance	(496)	(1,369)
Net change in expected credit loss provision during the year	157	873
Expected credit loss provision, ending balance	$ (339)	$ (496)

The increase (decrease) in financial assets. [Refer: Financial assets]

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
-Note Effective 2027-01-01
-Name IFRS
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Note Effective 2027-01-01
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Reference 5: http://www.xbrl.org/2003/role/disclosureRef
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Reference 6: http://www.xbrl.org/2003/role/disclosureRef
-Note Effective 2027-01-01
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