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Balance Sheet Components - Other current assets (Details) - USD ($) $ in Thousands | Sep. 30, 2023 | Jun. 30, 2023
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Balance Sheet Related Disclosures [Abstract] |  |
Value-added tax receivable | $ 459 | $ 275
Other prepaid expenses | 4,161 | 3,863
Prepaid insurance | 3,898 | 4,162
Prepaid maintenance | 1,847 | 1,697
Prepayment to supplier | 10,747 | 10,689
Prepaid income tax | 906 | 707
Interest Receivable, Current | 374 | 135
Other receivables | 1,601 | 1,138
Other Assets, Current | $ 23,993 | $ 22,666

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