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Income Taxes - Schedule of Components of Loss Before Income Taxes (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Income Tax Disclosure [Abstract]    
U.S. $ (145,375) $ (110,327)
Foreign (165) (6,066)
Net loss before income taxes $ (145,540) $ (116,393)