Quarterly report pursuant to Section 13 or 15(d)

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

v3.21.1
Disaggregated Revenue and Geographic Information - Schedule of Revenue Disaggregation by Revenue Stream (Detail) - USD ($)
$ in Thousands
 3 Months Ended
Apr. 30, 2021
Apr. 30, 2020
Disaggregation Of Revenue [Line Items]    
Total revenue $ 5,052 $ 6,915
Framework [Member]    
Disaggregation Of Revenue [Line Items]    
Total revenue 1,016 968
Online Video Platform and Other [Member]    
Disaggregation Of Revenue [Line Items]    
Total revenue 604 837
Hardware [Member]    
Disaggregation Of Revenue [Line Items]    
Total revenue   1,293
Product [Member]    
Disaggregation Of Revenue [Line Items]    
Total revenue 1,620 3,098
Maintenance and Support [Member]    
Disaggregation Of Revenue [Line Items]    
Total revenue 2,038 2,605
Framework and Support Services [Member]    
Disaggregation Of Revenue [Line Items]    
Total revenue 939 931
Professional Services and Other [Member]    
Disaggregation Of Revenue [Line Items]    
Total revenue 455 281
Service [Member]    
Disaggregation Of Revenue [Line Items]    
Total revenue $ 3,432 $ 3,817