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Accumulated Other Comprehensive Loss - Changes in Balance of Accumulated Other Comprehensive Loss (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Jan. 31, 2025
Jan. 31, 2024
Jan. 31, 2023
Schedule of Capitalization, Equity [Line Items]      
Beginning Balance $ 90,282 $ 84,367 $ 81,012
Other Comprehensive Income (Loss) (1,130) 19 (490)
Ending Balance 75,750 90,282 84,367
Foreign Currency Translation Adjustments [Member]      
Schedule of Capitalization, Equity [Line Items]      
Beginning Balance (2,219) (2,238) (1,701)
Other Comprehensive Income (Loss) before reclassification (1,130) 19 (537)
Other Comprehensive Income (Loss) (1,130) 19 (537)
Ending Balance (3,349) (2,219) (2,238)
Net Unrealized Gain/(Loss) on Cash Flow Hedges [Member]      
Schedule of Capitalization, Equity [Line Items]      
Beginning Balance     (47)
Amounts reclassified from AOCL to Earnings     47
Other Comprehensive Income (Loss)     47
Accumulated Other Comprehensive Income (Loss) [Member]      
Schedule of Capitalization, Equity [Line Items]      
Beginning Balance (2,219) (2,238) (1,748)
Other Comprehensive Income (Loss) before reclassification (1,130) 19 (537)
Amounts reclassified from AOCL to Earnings     47
Other Comprehensive Income (Loss) (1,130) 19 (490)
Ending Balance $ (3,349) $ (2,219) $ (2,238)