Annual report pursuant to Section 13 and 15(d)

Goodwill and Intangible Assets -Schedule of Finite-Life Intangible Assets, Amortization Expense (Detail)

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Goodwill and Intangible Assets -Schedule of Finite-Life Intangible Assets, Amortization Expense (Detail) - USD ($)
$ in Thousands
12 Months Ended
Jan. 31, 2022
Jan. 31, 2021
Goodwill And Intangible Assets [Line Items]    
Amortization expense $ 1,226 $ 1,210
Selling and Marketing [Member]    
Goodwill And Intangible Assets [Line Items]    
Amortization expense 757 753
Research and Development [Member]    
Goodwill And Intangible Assets [Line Items]    
Amortization expense $ 469 $ 457