Consolidated Statements of Operations and Comprehensive Loss - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
Operating expenses:
Research and development	$ 61,527	$ 55,743
General and administrative	18,367	14,680
Total operating expenses	79,894	70,423
Operating loss	(79,894)	(70,423)
Non-operating income (expense):
Interest and other income, net	5,482	4,870
Total non-operating income (expense), net	5,482	1,964
Net loss	(74,412)	(68,459)
Other comprehensive income:
Net unrealized gain on marketable debt securities	72	272
Comprehensive loss	$ (74,340)	$ (68,187)
Net loss per common share - basic (in dollars per share)	$ (0.98)	$ (1.33)
Net loss per common share - diluted (in dollars per share)	$ (0.98)	$ (1.33)
Weighted average number of common shares outstanding - basic (in shares)	75,999,290	51,466,150
Weighted average number of common shares outstanding - diluted (in shares)	75,999,290	51,466,150
Embedded derivative
Non-operating income (expense):
Loss from change in fair value of derivative liabilities		$ (56)
Warrant derivative
Non-operating income (expense):
Loss from change in fair value of derivative liabilities		$ (2,850)