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Income Taxes - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Tax provision or benefit $ 62 $ 0 $ 115 $ 0
Effective income tax rate 0.30% 0.00% 0.70% 0.00%