Income taxes - Summary of company's deferred taxes (Detail) - USD ($) $ in Thousands	Jun. 30, 2025	Jun. 30, 2024
Deferred tax assets:
Net operating losses	$ 16,473	$ 14,466
Other	110	172
Lease liability	178	60
Share-based compensation	470	264
Intangible assets	200	218
Section 174 Capitalization	8,103	5,771
Gross deferred tax assets	25,534	20,951
Less valuation allowance	(25,044)	(20,594)
Deferred tax liabilities:
Right-of-use assets	(181)	(57)
Fixed assets	(5)	(5)
Prepaid expenses	(123)	(99)
Unrealized foreign exchange gains and losses	(181)	(196)
Total deferred tax liabilities	(490)	(357)
Net deferred taxes	$ 0	$ 0

Deferred tax assets capitalized research and development costs.

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Deferred tax assets lease liabilities.

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Amount of deferred tax liability attributable to taxable temporary differences.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from intangible assets including goodwill.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.

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Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards.

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Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences, classified as other.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from share-based compensation.

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Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

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Amount of deferred tax consequences attributable to taxable temporary differences derived from prepaid expenses.

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Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment.

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Amount of deferred tax liability attributable to taxable temporary differences from unrealized gains on foreign currency transactions.

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