Quarterly report pursuant to Section 13 or 15(d)

Balance Sheet Components - Schedule of Prepaid Expenses and Other Current Assets (Details)

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Balance Sheet Components - Schedule of Prepaid Expenses and Other Current Assets (Details) - USD ($)
$ in Thousands
Jun. 30, 2023
Dec. 31, 2022
Prepaid Expense and Other Assets, Current [Abstract]    
Advances to suppliers $ 39 $ 2,486
Prepaid insurance 19 1,343
Other prepaid expenses 2,820 3,307
Total prepaid expenses and other current assets $ 2,878 $ 7,136