Severance and Restructuring Costs - Additional Information (Detail) - USD ($)	3 Months Ended		6 Months Ended		30 Months Ended
	Apr. 30, 2017	Apr. 30, 2016	Apr. 30, 2017	Apr. 30, 2016	Apr. 30, 2017
Restructuring Cost And Reserve [Line Items]
Severance payments			$ 933,000
Severance costs					$ 12,592,000
Severance and restructuring costs					16,621,000
Fixed asset impairment charges					759,000
Lease termination costs					1,383,000
Other restructuring costs					$ 1,887,000
Other Restructuring Initiative [Member]
Restructuring Cost And Reserve [Line Items]
Severance and restructuring costs	$ 0	$ 1,633,000	0	$ 2,650,000
Adhesive Dispensing Systems [Member]
Restructuring Cost And Reserve [Line Items]
Severance and restructuring costs	491,000	991,000	718,000	1,471,000
Adhesive Dispensing Systems [Member] | Polymer Processing Product Line Facilities
Restructuring Cost And Reserve [Line Items]
Restructuring costs	491,000		718,000
Severance payments	$ 260,000		374,000
Severance costs			6,283,000
Adhesive Dispensing Systems [Member] | U S And Belgium
Restructuring Cost And Reserve [Line Items]
Severance and restructuring costs		991,000		1,471,000
Severance payments			85,000
Advanced Technology Systems [Member]
Restructuring Cost And Reserve [Line Items]
Severance and restructuring costs		170,000		680,000
Severance payments			503,000
Industrial Coating Systems [Member]
Restructuring Cost And Reserve [Line Items]
Severance and restructuring costs		$ 472,000		$ 499,000
Severance payments			$ 345,000