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Goodwill (Details) - USD ($)
$ in Thousands
6 Months Ended 12 Months Ended
Jul. 31, 2022
Jan. 31, 2022
Goodwill [Line Items]    
Balance $ 608,761 $ 565,177
Adjustments on account of foreign exchange (8,812) (6,107)
Balance 671,802 608,761
QuestaWeb    
Goodwill [Line Items]    
Goodwill Acquired During Period   21,691
Portrix    
Goodwill [Line Items]    
Goodwill Acquired During Period   15,032
GreenMile    
Goodwill [Line Items]    
Goodwill Acquired During Period   $ 12,968
Net CHB, LLC    
Goodwill [Line Items]    
Goodwill Acquired During Period 26,797  
Foxtrot    
Goodwill [Line Items]    
Goodwill Acquired During Period 1,527  
XPS    
Goodwill [Line Items]    
Goodwill Acquired During Period $ 43,529