Quarterly report pursuant to Section 13 or 15(d)

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

v3.22.2.2
Stockholders' Equity - Summary of Stock Based Compensation Expense Recognized (Detail) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Oct. 31, 2022
Oct. 31, 2021
Oct. 31, 2022
Oct. 31, 2021
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]        
Stock-based compensation expense $ 177 $ 274 $ 711 $ 1,315
Cost of Revenue [Member]        
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]        
Stock-based compensation expense 11 4 26 28
Research and Development [Member]        
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]        
Stock-based compensation expense 8 (7) 20 (72)
Sales and Marketing [Member]        
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]        
Stock-based compensation expense 54 21 80 89
General and Administrative [Member]        
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]        
Stock-based compensation expense $ 104 $ 242 $ 585 $ 1,270