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Income Taxes - Reconciliation of Beginning and Ending Amounts of Unrecognized Tax Benefits (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Income Tax Disclosure [Abstract]    
Gross unrecognized tax benefits at the beginning of the year $ 1,469 $ 764
Additions from tax positions taken in the current year 914 712
Additions from tax positions taken in prior years 281  
Reductions from tax positions taken in prior years   (7)
Gross unrecognized tax benefits at the end of the year $ 2,664 $ 1,469