Annual report pursuant to Section 13 and 15(d)

Significant Accounting Policies - Additional Information (Detail)

v3.22.1
Significant Accounting Policies - Additional Information (Detail)
12 Months Ended
Aug. 01, 2021
USD ($)
Jan. 31, 2022
USD ($)
Customer
Segment
Jan. 31, 2021
USD ($)
Customer
Significant Accounting Policies [Line Items]      
Number of Reportable Segments | Segment   1  
Goodwill impairment $ 0 $ 0 $ 0
Realized and unrealized foreign currency transaction loss   896,000 793,000
Foreign currency translation adjustment   (900,000) (100,000)
Unrealized gains (losses) on marketable securities   1,000 (50,000)
Impairment costs   0 0
Deferred capitalized commission costs   297,000 553,000
Amortization expense   256,000 71,000
Other Income (Expense) [Member]      
Significant Accounting Policies [Line Items]      
Realized and unrealized foreign currency transaction loss   900,000 800,000
Maximum {Member]      
Significant Accounting Policies [Line Items]      
Unrealized gains (losses) on marketable securities   $ 100,000 $ 100,000
Contractual customer payment terms for goods or service.     1 year
Customer Concentration Risk [Member] | Total Revenue [Member]      
Significant Accounting Policies [Line Items]      
Number of customers accounted | Customer   1 1
Customer Concentration Risk [Member] | Total Revenue [Member] | Customer One      
Significant Accounting Policies [Line Items]      
Concentration risk percentage   11.00%  
Customer Concentration Risk [Member] | Total Revenue [Member] | Customer One | Minimum [Member]      
Significant Accounting Policies [Line Items]      
Concentration risk percentage     22.00%
Credit Concentration Risk [Member] | Accounts Receivable, Net [Member]      
Significant Accounting Policies [Line Items]      
Number of customers accounted | Customer   2 1
Credit Concentration Risk [Member] | Accounts Receivable, Net [Member] | Customer One      
Significant Accounting Policies [Line Items]      
Concentration risk percentage   10.00%  
Credit Concentration Risk [Member] | Accounts Receivable, Net [Member] | Customer Two [Member]      
Significant Accounting Policies [Line Items]      
Concentration risk percentage     10.00%