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
9 Months Ended
Oct. 31, 2021
USD ($)
Restructuring Cost and Reserve [Line Items]  
Restructuring charges incurred $ 632
Cash payments (607)
Accrual balance at the ending of the period 25
Employee-Related Benefits [Member]  
Restructuring Cost and Reserve [Line Items]  
Restructuring charges incurred 169
Cash payments (144)
Accrual balance at the ending of the period 25
Closure of Leased Facilities [Member]  
Restructuring Cost and Reserve [Line Items]  
Restructuring charges incurred 463
Cash payments $ (463)