Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity - Summary of Stock Based Compensation Expense Recognized (Detail)

v3.22.1
Stockholders' Equity - Summary of Stock Based Compensation Expense Recognized (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Jan. 31, 2022
Jan. 31, 2021
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]    
Stock-based compensation expense $ 1,690 $ 1,247
Cost of Revenue [Member]    
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]    
Stock-based compensation expense 35 (8)
Research and Development [Member]    
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]    
Stock-based compensation expense (77) 292
Selling and Marketing [Member]    
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]    
Stock-based compensation expense 114 96
General and Administrative [Member]    
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]    
Stock-based compensation expense $ 1,618 $ 867