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Balance Sheet Components - Schedule of Accrued Liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Balance Sheet Related Disclosures [Abstract]    
Accrued payroll and related benefits $ 17,080 $ 12,810
Accrued accounts payable 3,740 2,810
Payroll withholding tax, sales and other tax payable 1,094 1,398
Accrued legal and accounting 230 305
Product upgrade reserve 2,500 1,500
Other 1,911 458
Total accrued liabilities $ 26,555 $ 19,281