v3.26.1
Income taxes (Details) - USD ($)
$ in Thousands
3 Months Ended
Apr. 30, 2026
Apr. 30, 2025
Effective Income Tax Rate Reconciliation [Line Items]    
Income tax expense $ 1,760 $ 735
Effective tax rate (as a percent) 37.30% (23.10%)
Tax expense related to certain employee stock compensation $ 131  
AccessOne    
Effective Income Tax Rate Reconciliation [Line Items]    
Income tax expense $ 551