Defined Contribution Plan - Additional Information (Detail)
$ in Millions
12 Months Ended
Dec. 31, 2021
USD ($)
Defined Contribution Plan Disclosure [Line Items]  
Employer matching contribution, percent of employees' gross pay 4.00%
Defined contribution plan cost $ 0.4
Maximum [Member]  
Defined Contribution Plan Disclosure [Line Items]  
Employer's matching contribution percentage 50.00%