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Employee Benefit Plan - Additional Information (Detail) - 401 K - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Employers matching contribution, annual vesting percentage 20.00%  
Employer matching contribution, percent of match 100.00%  
Employer discretionary contribution amount $ 0  
Maximum annual contributions per employee, percent 4.00%  
Contribution expense $ 300 $ 200