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Subsequent Events (Details) - USD ($) $ / shares in Units, $ in Thousands |  |  |  |  |  | 12 Months Ended
--- | --- | --- | --- | --- | --- | ---
Feb. 05, 2021 | Jan. 25, 2021 | Jan. 21, 2021 | Oct. 01, 2020 | Jun. 24, 2019 | Dec. 31, 2020 | Dec. 31, 2019
Subsequent Event [Line Items] |  |  |  |  |  |  |
Shares issued, price per share |  |  |  |  | $ 17.00 |  |
Shares issued to underwriters |  |  |  |  | 562,500 |  |
Proceeds from issuance of common stock, net of issuance costs |  |  |  |  |  | $ 28,160 | $ 0
Common stock, par value per share (in dollars per share) |  |  |  | $ 0.001 |  | $ 0.001 | $ 0.001
Class C convertible preferred stock |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Liquidation preference (in dollars per share) |  |  |  | 1,000 |  |  |
Conversion price (in dollars per share) |  |  |  | $ 38.6152 |  |  |
Shares to be issued upon conversion |  |  |  | 6,474,135 |  |  |
Prior to the 180-day anniversary of October 1, 2020 | Class C convertible preferred stock |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Number of shares to be redeemed |  |  |  | 50,000 |  |  |
Subsequent Event | Class C convertible preferred stock |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Shares issued (in shares) | 50,000 |  |  |  |  |  |
Liquidation preference (in dollars per share) | $ 1,000 |  |  |  |  |  |
Subsequent Event | Common Stock [Member] |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Common stock, par value per share (in dollars per share) | 0.001 |  |  |  |  |  |
Conversion price (in dollars per share) | $ 38.6152 |  |  |  |  |  |
Shares to be issued upon conversion | 1,312,860 |  |  |  |  |  |
Subsequent Event | Prior to the 180-day anniversary of October 1, 2020 | Class C convertible preferred stock |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Number of shares to be redeemed | 50,000 |  |  |  |  |  |
Underwritten public offering | Subsequent Event |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Shares issued, price per share |  |  | $ 66.00 |  |  |  |
Proceeds from issuance of common stock, net of issuance costs |  |  | $ 269,700 |  |  |  |
Underwritten public offering | Subsequent Event | Common Stock [Member] |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Shares issued (in shares) |  | 4,356,059 |  |  |  |  |
Shares issued to underwriters |  |  | 568,181 |  |  |  |

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