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Description of Business and Presentation of Financial Statements (Details) $ / shares in Units, $ in Thousands |  |  | 6 Months Ended |  |
--- | --- | --- | --- | --- | ---
Oct. 20, 2020 USD ($) $ / shares shares | Oct. 08, 2020 | Jun. 30, 2021 USD ($) segment | Dec. 31, 2020 USD ($) | Jun. 30, 2020 USD ($)
Subsequent Event [Line Items] |  |  |  |  |
Reverse stock split, conversion ratio |  | 0.1346 |  |  |
Accumulated deficit | $ |  |  | $ 16,124 | $ 32,845 |
Cash and cash equivalents | $ |  |  | $ 176,735 | $ 168,129 | $ 53,135
Number of reportable segments | segment |  |  | 1 |  |
IPO |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Stock issued (shares) | shares | 6,325,000 |  |  |  |
Price per share (usd per share) | $ / shares | $ 16.00 |  |  |  |
Stock issued, net proceeds | $ | $ 91,700 |  |  |  |
Common stock issued upon conversion of preferred stock (shares) | shares | 11,107,018 |  |  |  |
Underwriters' option |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Stock issued (shares) | shares | 825,000 |  |  |  |

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