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Revenues - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Apr. 30, 2023
Apr. 30, 2022
Jan. 31, 2023
Jan. 31, 2022
Disaggregation of Revenue [Line Items]        
Capitalized costs, current $ 2,110      
Capitalized costs, non current 1,630      
Revenue remaining performance obligation amount 34,682      
Deferred revenue     $ 5,806 $ 5,934
Deferred commission expenses 1,420   $ 1,751  
Other Current Assets [Member]        
Disaggregation of Revenue [Line Items]        
Deferred commission expenses 908      
Other Noncurrent Assets [Member]        
Disaggregation of Revenue [Line Items]        
Deferred commission expenses 511      
Two Customers [Member]        
Disaggregation of Revenue [Line Items]        
Revenue from contract with customers excluding assessed tax   $ 1,463    
Three Customers [Member]        
Disaggregation of Revenue [Line Items]        
Revenue from contract with customers excluding assessed tax $ 2,374      
Sales Revenue Net [Member] | Customer Concentration Risk [Member] | Two Customers [Member]        
Disaggregation of Revenue [Line Items]        
Concentration risk percentage   22.00%    
Sales Revenue Net [Member] | Customer Concentration Risk [Member] | Three Customers [Member]        
Disaggregation of Revenue [Line Items]        
Concentration risk percentage 37.00%      
Sales Revenue Net [Member] | Customer Concentration Risk [Member] | Minimum [Member]        
Disaggregation of Revenue [Line Items]        
Concentration risk percentage 10.00%      
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Two Customers [Member]        
Disaggregation of Revenue [Line Items]        
Concentration risk percentage 72.00%   56.00%  
Subscription Revenue [Member]        
Disaggregation of Revenue [Line Items]        
Revenue from contract with customers excluding assessed tax $ 5,777 $ 5,215    
Product Subscription And Support Revenue [Member]        
Disaggregation of Revenue [Line Items]        
Revenue from contract with customers excluding assessed tax 6,663 6,443    
Professional Services Revenue [Member]        
Disaggregation of Revenue [Line Items]        
Revenue from contract with customers excluding assessed tax $ 139 $ 245