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Revenues - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended 12 Months Ended
Jul. 31, 2024
Jul. 31, 2023
Jul. 31, 2024
Jul. 31, 2023
Jan. 31, 2024
Disaggregation of Revenue [Line Items]          
Deferred revenue recognized $ 133.9 $ 101.6 $ 218.5 $ 157.5  
Remaining performance obligation $ 747.9   $ 747.9   $ 673.8
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-08-01          
Disaggregation of Revenue [Line Items]          
Remaining performance obligation, next twelve months (as a percent) 64.00%   64.00%    
Remaining performance obligation, next twenty four months (as a percent) 87.00%   87.00%    
Accounts Receivable | Credit Concentration Risk | Distribution Channel One          
Disaggregation of Revenue [Line Items]          
Concentration risk, percentage     15.00%   12.00%
Accounts Receivable | Credit Concentration Risk | Distribution Channel Two          
Disaggregation of Revenue [Line Items]          
Concentration risk, percentage         13.00%
United States | Revenue from Contract with Customer Benchmark | Geographic Concentration Risk          
Disaggregation of Revenue [Line Items]          
Concentration risk, percentage 82.00% 82.00% 82.00% 81.00%