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Property, Plant, and Equipment - Narrative (Details) - USD ($)
$ in Millions
12 Months Ended
Oct. 31, 2016
Oct. 31, 2015
Oct. 31, 2014
Property, Plant and Equipment [Line Items]      
Depreciation expense $ 7.3 $ 6.4 $ 5.3
Property, plant, and equipment with capital leases 3.2 3.3  
Accumulated depreciation with capital leases 2.5 2.1  
Capital Leases      
Property, Plant and Equipment [Line Items]      
Depreciation expense $ 0.5 $ 0.5 $ 0.5