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Balance Sheet Components - Intangible assets (Details) - USD ($) $ in Thousands | Mar. 31, 2022 | Jun. 30, 2021
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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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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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