Operating Segments - Segments (Parenthetical) (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		30 Months Ended
	Apr. 30, 2017	Apr. 30, 2016	Apr. 30, 2017	Apr. 30, 2016	Apr. 30, 2017
Segment Reporting Information [Line Items]
Severance and restructuring costs					$ 16,621
Adhesive Dispensing Systems [Member]
Segment Reporting Information [Line Items]
Severance and restructuring costs	$ 491	$ 991	$ 718	$ 1,471
Advanced Technology Systems [Member]
Segment Reporting Information [Line Items]
Severance and restructuring costs		170		680
Industrial Coating Systems [Member]
Segment Reporting Information [Line Items]
Severance and restructuring costs		$ 472		$ 499