Quarterly report pursuant to Section 13 or 15(d)

Operating Leases - Schedule of Supplemental Balance Sheet Information Related to Operating Leases (Detail)

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Operating Leases - Schedule of Supplemental Balance Sheet Information Related to Operating Leases (Detail) - USD ($)
$ in Thousands
Jul. 31, 2022
Jan. 31, 2022
Leases [Abstract]    
Operating lease right-of-use assets $ 1,571 $ 2,031
Current portion, operating lease liabilities 679 762
Operating lease liabilities, long term 949 1,361
Total operating lease liabilities $ 1,628 $ 2,123
Weighted average remaining lease term (years) 2 years 6 months 3 years
Weighted average incremental borrowing rate 5.00% 5.00%