Quarterly report pursuant to Section 13 or 15(d)

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

v3.21.1
Severance and Restructuring Costs - Activity in Accrued Restructuring Liability (Detail)
$ in Thousands
3 Months Ended
Apr. 30, 2021
USD ($)
Restructuring Cost and Reserve [Line Items]  
Restructuring charges incurred $ 610
Cash payments (409)
Accrual balance at the ending of the period 201
Employee-Related Benefits [Member]  
Restructuring Cost and Reserve [Line Items]  
Restructuring charges incurred 147
Cash payments (72)
Accrual balance at the ending of the period 75
Closure of Leased Facilities [Member]  
Restructuring Cost and Reserve [Line Items]  
Restructuring charges incurred 463
Cash payments (337)
Accrual balance at the ending of the period $ 126