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Fair Value Measurements - Summary of Outstanding Balance Sheet Hedges (Detail) - Foreign currency derivative contracts - USD ($)
$ in Thousands
Oct. 31, 2021
Jan. 31, 2021
Prepaid expenses and other current assets    
Derivatives, Fair Value [Line Items]    
Derivative Assets $ 72 $ 440
Accrued expenses    
Derivatives, Fair Value [Line Items]    
Derivative Liabilities $ 34 $ 72