Balance Sheet Details - Schedule of Property and Equipment (Detail) - USD ($) $ in Thousands		Jun. 30, 2024	Jun. 30, 2023
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross		$ 2,156	$ 2,343
Less: accumulated depreciation	[1]	(1,764)	(1,034)
Property and equipment, net		392	1,309
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross		1,000	1,000
Equipment
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross		187	374
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross		$ 969	$ 969

[1] Includes impairment charge of $0.5 million during fiscal year 2024, see below discussion on Impact of the Agreement (as discussed in Note 9. Leases).