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 (Parenthetical) (Detail)

v3.22.1
Disaggregated Revenue and Geographic Information - Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area (Parenthetical) (Detail) - USD ($)
$ in Thousands
3 Months Ended
Apr. 30, 2022
Apr. 30, 2021
Segment Reporting Information [Line Items]    
Total revenues $ 6,723 $ 5,052
United States Revenue [Member]    
Segment Reporting Information [Line Items]    
Total revenues $ 3,874 $ 2,198
Total Revenue [Member] | Customer Concentration Risk [Member] | United States Revenue [Member]    
Segment Reporting Information [Line Items]    
% of total revenue 58.00% 44.00%