Quarterly report pursuant to Section 13 or 15(d)

Employee Benefit Plan - Additional Information (Detail)

v3.21.2
Employee Benefit Plan - Additional Information (Detail)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2020
USD ($)
Sep. 30, 2021
USD ($)
yr
Sep. 30, 2020
USD ($)
Retirement Benefits [Abstract]      
Minimum age criteria for defined contribution plan | yr   21  
Minimum service of period criteria for defined contribution plan   60 days  
Employer's discretionary contribution to the plan | $ $ 0.5 $ 2.0 $ 1.6