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Contract Balances, Performance Obligations and Contract Costs - Changes in Deferred Revenue and Contract Assets (Details) - USD ($)
$ in Thousands
 12 Months Ended
Jan. 31, 2023
Jan. 31, 2022
Contract Balances, Performance Obligations and Contract Costs    
Beginning balance $ 58,700 $ 51,291
Recognition of previously deferred revenue (48,253) (38,065)
Deferral of revenue 57,605 45,234
Increases from business combinations, net 2,188 729
Effect of movements in foreign exchange (841) (489)
Ending balance 69,399 58,700
Current 67,784 56,780
Long-term 1,615  
Beginning balance 1,443 1,353
Transfers to trade receivables from contract assets (824) (730)
Increases as a result of delivered term licenses recognized as revenue during the period, net of amounts transferred to trade receivables 2,618 815
Effect of movements in foreign exchange (15) 5
Ending balance $ 3,222 $ 1,443