Property, Plant and Equipment - Summary of Property, Plant and Equipment (Detail) - USD ($) $ in Millions	Apr. 30, 2022	Oct. 31, 2021
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 279.4	$ 288.7
Less: accumulated depreciation	(135.0)	(131.1)
Total property, plant and equipment, net	144.4	157.6
Land and Land Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	18.5	19.1
Building and Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	99.0	107.5
Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	88.7	88.6
Rental and Used Vehicles [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	2.1	2.5
Computer Hardware and Software [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	58.7	58.9
Office Furniture and Fixtures [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	3.9	4.3
Construction in Progress [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 8.5	$ 7.8