Severance and Restructuring Costs - Schedule of Severance and Restructuring Activity (Detail) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
	Apr. 30, 2017	Apr. 30, 2017
Restructuring Cost And Reserve [Line Items]
Accrual Balance at October 31, 2016		$ 1,776
Cash payments		(933)
Accrual Balance at April 30, 2017	$ 843	843
Employee Severance Charges [Member]
Restructuring Cost And Reserve [Line Items]
Accrual Balance at October 31, 2016		1,136
Cash payments		(450)
Accrual Balance at April 30, 2017	686	686
Other One-time Costs [Member]
Restructuring Cost And Reserve [Line Items]
Accrual Balance at October 31, 2016		497
Cash payments		(340)
Accrual Balance at April 30, 2017	157	157
Lease Termination Charges [Member]
Restructuring Cost And Reserve [Line Items]
Accrual Balance at October 31, 2016		143
Cash payments		(143)
Accrual Balance at April 30, 2017	0	0
Adhesive Dispensing Systems [Member] | Polymer Processing Product Line Facilities
Restructuring Cost And Reserve [Line Items]
Accrual Balance at October 31, 2016		4,680
Restructuring costs	491	718
Cash payments	(260)	(374)
Non cash utilization		(362)
Accrual Balance at April 30, 2017	4,662	4,662
Adhesive Dispensing Systems [Member] | Employee Severance Charges [Member] | Polymer Processing Product Line Facilities
Restructuring Cost And Reserve [Line Items]
Accrual Balance at October 31, 2016		4,576
Restructuring costs		(248)
Cash payments		(29)
Non cash utilization		0
Accrual Balance at April 30, 2017	4,299	4,299
Adhesive Dispensing Systems [Member] | Other One-time Costs [Member] | Polymer Processing Product Line Facilities
Restructuring Cost And Reserve [Line Items]
Accrual Balance at October 31, 2016		104
Restructuring costs		966
Cash payments		(345)
Non cash utilization		(362)
Accrual Balance at April 30, 2017	$ 363	$ 363