Stock-Based Compensation - Additional Information (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | |||||
---|---|---|---|---|---|---|---|
Sep. 30, 2020 |
Jun. 30, 2020 |
Sep. 30, 2019 |
Sep. 30, 2020 |
Sep. 30, 2019 |
Jul. 31, 2020 |
Dec. 31, 2019 |
|
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | |||||||
Shares reserved for future issuance | 7,692,751 | 7,692,751 | 12,156,391 | ||||
Stock-based compensation expenses | $ 689 | $ 86 | $ 3,693 | $ 222 | |||
Stock Option Modification | |||||||
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | |||||||
Stock-based compensation expenses | $ 200 | $ 2,300 | |||||
2020 Plan | |||||||
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | |||||||
Shares reserved for future issuance | 7,874,862 |