Annual report pursuant to Section 13 and 15(d)

Income Taxes - Summary of Gross Unrecognized Tax Benefits (Details)

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Income Taxes - Summary of Gross Unrecognized Tax Benefits (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Income Tax Disclosure [Abstract]    
Gross unrecognized tax benefits, beginning of the year $ 468 $ 190
Additions for tax positions related to the current year 88 193
Effect of exchange rate 14 (6)
Subtotal 570 377
Interest and penalties 60 91
Total gross unrecognized tax benefits, end of the year $ 630 $ 468