Quarterly report pursuant to Section 13 or 15(d)

Severance and Restructuring Costs - Activity in Accrued Restructuring Liability (Detail)

v3.21.2
Severance and Restructuring Costs - Activity in Accrued Restructuring Liability (Detail)
$ in Thousands
 6 Months Ended
Jul. 31, 2021
USD ($)
Restructuring Cost and Reserve [Line Items]  
Restructuring charges incurred $ 610
Cash payments (578)
Accrual balance at the ending of the period 32
Employee-Related Benefits [Member]  
Restructuring Cost and Reserve [Line Items]  
Restructuring charges incurred 147
Cash payments (115)
Accrual balance at the ending of the period 32
Closure of Leased Facilities [Member]  
Restructuring Cost and Reserve [Line Items]  
Restructuring charges incurred 463
Cash payments $ (463)