Quarterly report pursuant to Section 13 or 15(d)

Disaggregated Revenue and Geographic Information - Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area (Detail)

v3.22.1
Disaggregated Revenue and Geographic Information - Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area (Detail) - USD ($)
$ in Thousands
3 Months Ended
Apr. 30, 2022
Apr. 30, 2021
Segment Reporting Information [Line Items]    
Total revenue $ 6,723 $ 5,052
North America [Member]    
Segment Reporting Information [Line Items]    
Total revenue $ 4,328 $ 2,701
North America [Member] | Customer Concentration Risk [Member] | Total Revenue [Member]    
Segment Reporting Information [Line Items]    
% of total revenues 64.00% 53.00%
Europe and Middle East [Member]    
Segment Reporting Information [Line Items]    
Total revenue $ 1,393 $ 1,961
Europe and Middle East [Member] | Customer Concentration Risk [Member] | Total Revenue [Member]    
Segment Reporting Information [Line Items]    
% of total revenues 21.00% 39.00%
Latin America [Member]    
Segment Reporting Information [Line Items]    
Total revenue $ 761 $ 213
Latin America [Member] | Customer Concentration Risk [Member] | Total Revenue [Member]    
Segment Reporting Information [Line Items]    
% of total revenues 11.00% 4.00%
Asia Pacific [Member]    
Segment Reporting Information [Line Items]    
Total revenue $ 241 $ 177
Asia Pacific [Member] | Customer Concentration Risk [Member] | Total Revenue [Member]    
Segment Reporting Information [Line Items]    
% of total revenues 4.00% 4.00%