Business Segment Information - Schedule of Net Sales to Unaffiliated Customers by Country of Domicile (Details) - USD ($) $ in Millions	3 Months Ended
	Jan. 31, 2020	Jan. 31, 2019
Revenues from External Customers and Long-Lived Assets [Line Items]
Total net sales	$ 646.2	$ 628.1
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Total net sales	293.5	278.9
Europe
Revenues from External Customers and Long-Lived Assets [Line Items]
Total net sales	213.4	209.7
Rest of world
Revenues from External Customers and Long-Lived Assets [Line Items]
Total net sales	$ 139.3	$ 139.5