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Restructuring - Summary of Restructuring Cost and Liability by Type (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Oct. 31, 2025
Jul. 31, 2025
Apr. 30, 2025
Oct. 31, 2025
Restructuring Cost and Reserve [Line Items]        
Restructuring Costs $ 58     $ 1,305
Amounts paid (508) $ (310) $ (99)  
Restructuring Liability 388     388
Severance and Employee Related Costs [Member]        
Restructuring Cost and Reserve [Line Items]        
Restructuring Costs       1,215
Amounts paid (508) (310) $ (99)  
Restructuring Liability 298     298
Other Restructuring Costs [Member]        
Restructuring Cost and Reserve [Line Items]        
Restructuring Costs       90
Amounts paid   $ 0    
Restructuring Liability $ 90     $ 90