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Convertible Preferred Stock - Additional Information (Details) - USD ($) |  | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Nov. 13, 2019 | Dec. 31, 2019 | Dec. 31, 2020 | Nov. 30, 2019 | Apr. 30, 2018
Temporary Equity [Line Items] |  |  |  |  |
Per share price of issuance of shares |  | $ 0.001 | $ 0.001 |  |
Capital contribution related to extinguishment of convertible preferred stock liability | $ 25,600,000 | $ 25,595,000 |  |  |
Common Stock |  |  |  |  |
Temporary Equity [Line Items] |  |  |  |  |
Convertible preferred stock automatically converted into common stock | 7,077,366 |  |  | 7,077,366 |
Series A Convertible Preferred Stock |  |  |  |  |
Temporary Equity [Line Items] |  |  |  |  |
Number of shares committed to purchase, no longer issuable | 16,000,000 |  |  |  |
Series A Share Purchase Agreement | Series A Convertible Preferred Stock |  |  |  |  |
Temporary Equity [Line Items] |  |  |  |  |
Per share price of issuance of shares |  |  |  |  | $ 1.00
Series A Share Purchase Agreement | Series A Convertible Preferred Stock | Maximum |  |  |  |  |
Temporary Equity [Line Items] |  |  |  |  |
Total amount of preferred shares issuable by the entity |  |  |  |  | $ 60,000,000

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