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Property, Plant and Equipment - Summary of Property, Plant and Equipment (Detail) - USD ($)
$ in Millions
Oct. 31, 2018
Oct. 31, 2017
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross $ 314.8 $ 297.2
Less: accumulated depreciation (100.5) (80.1)
Total property, plant and equipment, net 214.3 217.1
Land and Land Improvements [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 23.9 25.5
Building and Improvements [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 102.5 104.2
Machinery and Equipment [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 77.1 67.7
Rental Fleet [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 35.4 20.3
Computer Hardware and Software [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 56.1 39.7
Office Furniture and Fixtures [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 5.1 5.0
Construction in Progress [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross $ 14.7 $ 34.8