Borrowings - Summary of Borrowings (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Debt Instrument [Line Items]
Unamortized debt issuance costs		$ (26)
Total borrowings, net of debt issuance costs	$ 0	5,577
Borrowings—net of debt issuance costs, noncurrent	0	2,693
Borrowings—net of debt issuance costs, noncurrent	$ 0	2,884
Secured Debt \| Silicon Valley Bank credit facility
Debt Instrument [Line Items]
Long-term debt, gross		3,333
Loans Payable \| Paycheck Protection Program (PPP) Loan
Debt Instrument [Line Items]
Long-term debt, gross		$ 2,270

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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