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
Oct. 31, 2021
Jan. 31, 2021
Leases [Abstract]    
Operating lease right-of-use assets $ 2,283 $ 4,968
Current portion, operating lease liabilities 792 1,387
Operating lease liabilities 1,590 4,070
Total operating lease liabilities $ 2,382 $ 5,457
Weighted average remaining lease term (years) 3 years 2 months 12 days 4 years
Weighted average incremental borrowing rate 5.00% 5.00%