LEASES - Operating Lease Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
Lessee, Lease, Description [Line Items]
Operating lease expense	$ 667	$ 680
Research and development
Lessee, Lease, Description [Line Items]
Operating lease expense	489	484
General and administrative
Lessee, Lease, Description [Line Items]
Operating lease expense	$ 178	$ 196