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Description of Business and Basis of Presentation - Additional Information (Details) - Segment
3 Months Ended 9 Months Ended 12 Months Ended
Oct. 31, 2022
Oct. 31, 2021
Oct. 31, 2022
Oct. 31, 2021
Jan. 31, 2022
Organization Consolidation And Presentation Of Financial Statements [Line Items]          
Number of reporting segment     1    
Credit Concentration Risk | Accounts Receivable          
Organization Consolidation And Presentation Of Financial Statements [Line Items]          
Number of major customers     two   one
Credit Concentration Risk | Accounts Receivable | Significant Customer          
Organization Consolidation And Presentation Of Financial Statements [Line Items]          
Concentration risk percentage     10.00%   10.00%
Customer Concentration Risk | Revenue          
Organization Consolidation And Presentation Of Financial Statements [Line Items]          
Number of major customers No No No No  
Customer Concentration Risk | Revenue | Significant Customer          
Organization Consolidation And Presentation Of Financial Statements [Line Items]          
Concentration risk percentage 10.00% 10.00% 10.00% 10.00%  
Geographic Concentration Risk | Revenue | United States          
Organization Consolidation And Presentation Of Financial Statements [Line Items]          
Concentration risk percentage 68.00% 67.00% 67.00% 68.00%  
Geographic Concentration Risk | Revenue | Japan          
Organization Consolidation And Presentation Of Financial Statements [Line Items]          
Concentration risk percentage 19.00% 18.00% 19.00% 18.00%