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Retirement and Post-Retirement Benefit Plans - Weighted-Average Assumptions Used to Calculate Projected Benefit Obligations (Details)
Oct. 31, 2018
Oct. 31, 2017
Post-Retirement Benefit Plans    
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]    
Discount rate 4.40% 3.50%
Expected increase in compensation levels 0.00% 0.00%
United States | Defined Benefit Plans    
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]    
Discount rate 4.50% 3.80%
Expected increase in compensation levels 2.00% 2.00%
Non-U.S. | Defined Benefit Plans    
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]    
Discount rate 2.00% 2.00%
Expected increase in compensation levels 2.50% 2.40%