Balance Sheet Components - Intangible Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Jun. 30, 2025
Schedule of Finite-lived Intangible Assets and Goodwill
Finite-Lived Intangible Assets, Gross	$ 20,940	$ 19,455
Less: accumulated amortization	(19,734)	(19,455)
Total intangible assets	1,206	0
Goodwill	269	269
Intangible assets, net	1,475	269
Patents and technology rights
Schedule of Finite-lived Intangible Assets and Goodwill
Finite-Lived Intangible Assets, Gross	18,037	18,037
Software license
Schedule of Finite-lived Intangible Assets and Goodwill
Finite-Lived Intangible Assets, Gross	1,485	0
Trade name
Schedule of Finite-lived Intangible Assets and Goodwill
Finite-Lived Intangible Assets, Gross	268	268
Customer relationships
Schedule of Finite-lived Intangible Assets and Goodwill
Finite-Lived Intangible Assets, Gross	$ 1,150	$ 1,150