Quarterly report pursuant to Section 13 or 15(d)

Operating Leases - Schedule of Future Minimum Lease Payments for Operating Leases (Detail)

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Operating Leases - Schedule of Future Minimum Lease Payments for Operating Leases (Detail) - USD ($)
$ in Thousands
Oct. 31, 2021
Jan. 31, 2021
Leases [Abstract]    
2022 $ 213  
2023 789  
2024 778  
2025 802  
Total lease payments 2,582  
Less interest 200  
Total operating lease liabilities $ 2,382 $ 5,457