Income Taxes - Schedule of Carrying Amount Of Assets And Liabilities For Financial Reporting (Detail) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Effective income tax rate differs from the statutory income tax rate
Tax recovery at statutory income tax rates	$ (1,747)	$ (3,076)
Permanent differences	389	(1,095)
Rate change	(17)
Effect of rate differentials between jurisdictions	(110)	(127)
Effect of foreign exchange rates	441	66
Scientific research and development – ITC		(61)
Adjustment to prior year's provision versus statutory tax returns	2,075	(106)
Other	(7)	13
Change in valuation allowance	$ (1,024)	$ 4,386