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Income Taxes - Summary of Components of Income Tax Expense (Details)
$ in Thousands
 12 Months Ended
Dec. 31, 2020
USD ($)
Current income tax expense (benefit)  
Federal $ (417)
State (438)
Foreign 51
Current income tax expense (benefit) (804)
Deferred income tax expense (benefit)  
Federal (354)
State (108)
Foreign (1)
Deferred income tax expense (benefit) (463)
Income tax (benefit) $ (1,267)