Summary of Significant Accounting Policies - COVID-19 and Paycheck Protection Program Loan (Details) - USD ($) $ in Thousands  | 
1 Months Ended | 12 Months Ended | |
|---|---|---|---|
Apr. 30, 2020  | 
Dec. 31, 2021  | 
Dec. 31, 2020  | 
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| Short-term Debt [Line Items] | |||
| Proceeds from issuance of debt | $ 26,793 | $ 453 | |
| PPP loan | |||
| Short-term Debt [Line Items] | |||
| Proceeds from issuance of debt | $ 104 | ||
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- Definition The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef 
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available. 
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- Details 
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