Quarterly report pursuant to Section 13 or 15(d)

Disaggregated Revenue and Geographic Information - Schedule of Revenue Disaggregation by Revenue Stream (Detail)

v3.21.2
Disaggregated Revenue and Geographic Information - Schedule of Revenue Disaggregation by Revenue Stream (Detail) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Oct. 31, 2021
Oct. 31, 2020
Oct. 31, 2021
Oct. 31, 2020
Disaggregation Of Revenue [Line Items]        
Total revenue $ 7,151 $ 4,966 $ 18,743 $ 16,876
License and Subscription [Member]        
Disaggregation Of Revenue [Line Items]        
Total revenue 2,172 994 6,306 3,739
Hardware [Member]        
Disaggregation Of Revenue [Line Items]        
Total revenue 1,339 54 1,534 1,473
Product [Member]        
Disaggregation Of Revenue [Line Items]        
Total revenue 3,511 1,048 7,840 5,212
Maintenance and Support [Member]        
Disaggregation Of Revenue [Line Items]        
Total revenue 3,003 3,430 9,207 10,552
Professional Services and Other [Member]        
Disaggregation Of Revenue [Line Items]        
Total revenue 637 488 1,696 1,112
Service [Member]        
Disaggregation Of Revenue [Line Items]        
Total revenue $ 3,640 $ 3,918 $ 10,903 $ 11,664