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Income Taxes - Summary of Income loss Before Income Tax Benefits (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Income Tax Disclosure [Abstract]      
Domestic (Israel) $ (26,549) $ (19,935) $ (26,083)
Foreign 412 447 542
Loss before income taxes $ (26,137) $ (19,488) $ (25,541)