Quarterly report pursuant to Section 13 or 15(d)

Significant Accounting Policies - Additional Information (Detail)

v3.22.2.2
Significant Accounting Policies - Additional Information (Detail)
3 Months Ended 6 Months Ended 9 Months Ended 12 Months Ended
Oct. 31, 2022
USD ($)
Customer
Oct. 31, 2021
USD ($)
Customer
Jul. 31, 2022
USD ($)
Oct. 31, 2022
USD ($)
Customer
Oct. 31, 2021
USD ($)
Customer
Jan. 31, 2022
USD ($)
Customer
Significant Accounting Policies [Line Items]            
Goodwill impairment $ 3,255,000 $ 0 $ 5,800,000 $ 9,098,000 $ 0  
Non-cash goodwill impairment charge 3,300,000   $ 5,800,000      
Impairment costs       0   $ 0
Deferred capitalized commission costs 208,000     208,000   297,000
Amortization expense 19,000 $ 59,000   90,000 $ 182,000  
Contract assets $ 0     $ 0   $ 0
Customer Concentration Risk [Member] | Total Revenue [Member]            
Significant Accounting Policies [Line Items]            
Number of customers accounted | Customer 2 1   1 1  
Customer Concentration Risk [Member] | Total Revenue [Member] | Customer One [Member]            
Significant Accounting Policies [Line Items]            
Concentration risk percentage 13.00% 19.00%   15.00% 12.00%  
Credit Concentration Risk [Member] | Accounts Receivable [Member]            
Significant Accounting Policies [Line Items]            
Number of customers accounted | Customer       1   2
Credit Concentration Risk [Member] | Accounts Receivable [Member] | Customer Two [Member]            
Significant Accounting Policies [Line Items]            
Concentration risk percentage       10.00%   10.00%