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Income Taxes - Schedule of Unrecognized Tax Benefits Roll Forward (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Income Tax Disclosure [Abstract]    
Unrecognized tax benefits at the beginning of the year $ 417 $ 304
Additions based on tax positions related to the current year 163 113
Additions for tax positions of prior years 0 0
Unrecognized tax benefits at the end of the year $ 580 $ 417