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Other Charges - Components of Other Charges (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jul. 31, 2023
Jul. 31, 2022
Jul. 31, 2023
Jul. 31, 2022
Other Charges.        
Acquisition-related costs $ 391 $ 514 $ 1,719 $ 874
Contingent consideration accretion and adjustments 2,064 764 2,667 1,833
Restructuring plans   11 2 64
Other non-operating expense, Total $ 2,455 $ 1,289 $ 4,388 $ 2,771