Quarterly report pursuant to Section 13 or 15(d)

Operating Leases - Additional Information (Detail)

v3.22.2.2
Operating Leases - Additional Information (Detail)
$ in Thousands
3 Months Ended 9 Months Ended 12 Months Ended
Oct. 31, 2022
USD ($)
Oct. 31, 2021
USD ($)
Oct. 31, 2022
USD ($)
SubleaseAgreement
Oct. 31, 2021
USD ($)
Jan. 31, 2023
SubleaseAgreement
Jan. 31, 2022
SubleaseAgreement
Operating Leases Description [Line Items]            
Net gain (loss) on termination of lease       $ (328)    
Number of operating sublease agreements | SubleaseAgreement     4     2
Sublease income $ 66 $ 32 $ 170 32    
Scenario Forecast [Member]            
Operating Leases Description [Line Items]            
Number of operating sublease agreements | SubleaseAgreement         2  
Lease Termination Agreement [Member]            
Operating Leases Description [Line Items]            
Total termination payment made       400    
Non cash gain on operating lease       300    
Net gain (loss) on termination of lease       $ (100)