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Income Taxes - Schedule of Provision for Income Taxes and Effective Tax Rates (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Income Tax Disclosure [Abstract]    
Loss before income taxes $ (3,525) $ (5,091)
Provision for income tax $ (40) $ (2)
Effective tax rate 1.10% 0.00%