Goodwill and Other Intangible Assets - Summary of Carrying Amount of Net Other Intangible Assets by Class (Detail) - USD ($) $ in Millions	Jan. 31, 2018	Oct. 31, 2017
Finite Lived And Indefinite Lived Intangible Assets [Line Items]
Gross Intangible Assets	$ 220.2	$ 218.6
Accumulated Amortization	124.3	120.6
Net Intangible Assets	95.9	98.0
Trademarks and patents
Finite Lived And Indefinite Lived Intangible Assets [Line Items]
Indefinite Lived Intangible Assets	13.8	13.4
Customer relationships
Finite Lived And Indefinite Lived Intangible Assets [Line Items]
Gross Intangible Assets	170.0	170.2
Accumulated Amortization	101.9	99.7
Net Intangible Assets	68.1	70.5
Trademarks and patents
Finite Lived And Indefinite Lived Intangible Assets [Line Items]
Gross Intangible Assets	11.6	11.6
Accumulated Amortization	5.1	4.9
Net Intangible Assets	6.5	6.7
Other
Finite Lived And Indefinite Lived Intangible Assets [Line Items]
Gross Intangible Assets	24.8	23.4
Accumulated Amortization	17.3	16.0
Net Intangible Assets	$ 7.5	$ 7.4