XML 44 R47.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Basis of Presentation and Summary of Significant Accounting Policies - Depreciation on Properties, Plants and Equipment (Details)
12 Months Ended
Oct. 31, 2019
Minimum | Buildings  
Property, Plant and Equipment [Line Items]  
Useful life 30 years
Minimum | Machinery and equipment  
Property, Plant and Equipment [Line Items]  
Useful life 5 years
Maximum | Buildings  
Property, Plant and Equipment [Line Items]  
Useful life 40 years
Maximum | Machinery and equipment  
Property, Plant and Equipment [Line Items]  
Useful life 15 years