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Balance Sheet Components - Intangible assets (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Jun. 30, 2021
Schedule of Finite-lived Intangible Assets and Goodwill [Line Items]
Finite-Lived Intangible Assets, Gross	$ 19,455	$ 19,455
Less: accumulated amortization	(8,834)	(6,314)
Finite-Lived Intangible Assets, Net	10,621	13,141
Goodwill	269	269
Intangible assets, net	10,890	13,410
Patents and technology rights
Schedule of Finite-lived Intangible Assets and Goodwill [Line Items]
Finite-Lived Intangible Assets, Gross	18,037	18,037
Trade name
Schedule of Finite-lived Intangible Assets and Goodwill [Line Items]
Finite-Lived Intangible Assets, Gross	268	268
Customer relationships
Schedule of Finite-lived Intangible Assets and Goodwill [Line Items]
Finite-Lived Intangible Assets, Gross	$ 1,150	$ 1,150

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[Line Items] for Schedule of Finite-lived Intangible Assets and Goodwill [Table]

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Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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