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Consolidated Balance Sheet Detail - Accrued Expenses (Detail) - USD ($)
$ in Thousands
Apr. 30, 2020
Jan. 31, 2020
Balance Sheet Related Disclosures [Abstract]    
Accrued employee compensation and benefits $ 2,593 $ 3,236
Accrued professional fees 268 928
Sales tax and VAT payable 531 317
Accrued restructuring 51 744
Current obligation - right of use operating leases 808 722
Accrued third party hardware costs   1,169
Accrued other 2,028 870
Total accrued expenses $ 6,279 $ 7,986