Quarterly report pursuant to Section 13 or 15(d)

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

v3.19.1
Severance and Restructuring Costs - Activity in Accrued Restructuring Liability (Detail)
$ in Thousands
 3 Months Ended
Apr. 30, 2019
USD ($)
Restructuring Cost and Reserve [Line Items]  
Accrual balance at the beginning of the period $ 653
Restructuring charges incurred 136
Cash payments (698)
Other charges 118
Accrual balance at the ending of the period 209
Employee-Related Benefits [Member]  
Restructuring Cost and Reserve [Line Items]  
Accrual balance at the beginning of the period 653
Restructuring charges incurred 230
Cash payments (667)
Other charges (7)
Accrual balance at the ending of the period 209
Closure of Leased Facilities [Member]  
Restructuring Cost and Reserve [Line Items]  
Restructuring charges incurred (125)
Other charges 125
Other Restructuring [Member]  
Restructuring Cost and Reserve [Line Items]  
Restructuring charges incurred 31
Cash payments $ (31)