Significant Accounting Policies - Useful Lives of Property, Plant and Equipment and Depreciation (Detail)	12 Months Ended
	Oct. 31, 2018
Minimum [Member] | Land Improvements [Member]
Property Plant and Equipment [Line Items]
Useful lives of property, plant and equipment and depreciation	15 years
Minimum [Member] | Buildings [Member]
Property Plant and Equipment [Line Items]
Useful lives of property, plant and equipment and depreciation	20 years
Minimum [Member] | Machinery and Equipment [Member]
Property Plant and Equipment [Line Items]
Useful lives of property, plant and equipment and depreciation	3 years
Minimum [Member] | Enterprise Management Systems [Member]
Property Plant and Equipment [Line Items]
Useful lives of property, plant and equipment and depreciation	5 years
Maximum [Member] | Land Improvements [Member]
Property Plant and Equipment [Line Items]
Useful lives of property, plant and equipment and depreciation	25 years
Maximum [Member] | Buildings [Member]
Property Plant and Equipment [Line Items]
Useful lives of property, plant and equipment and depreciation	40 years
Maximum [Member] | Machinery and Equipment [Member]
Property Plant and Equipment [Line Items]
Useful lives of property, plant and equipment and depreciation	18 years
Maximum [Member] | Enterprise Management Systems [Member]
Property Plant and Equipment [Line Items]
Useful lives of property, plant and equipment and depreciation	13 years