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RETIREMENT PLANS AND POST RETIREMENT PENSION PLANS (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Jul. 31, 2016
Jul. 31, 2015
Jul. 31, 2016
Jul. 31, 2015
Defined Benefit Plan Disclosure [Line Items]        
Document Period End Date     Jul. 31, 2016  
U.S. Defined Benefit Plans        
Defined Benefit Plan, Net Periodic Benefit Cost        
Service cost—benefits earned during the period $ 5 $ 5 $ 15 $ 16
Interest cost on benefit obligation 6 5 18 15
Expected return on plan assets (9) (9) (27) (28)
Amortization:        
Net actuarial losses 2 1 6 3
Prior service credit (2) (2) (6) (5)
Total periodic benefit cost (benefit) 2 0 6 1
Non-U.S. Defined Benefit Plans        
Defined Benefit Plan, Net Periodic Benefit Cost        
Service cost—benefits earned during the period 5 4 13 13
Interest cost on benefit obligation 8 10 24 31
Expected return on plan assets (19) (18) (56) (55)
Amortization:        
Net actuarial losses 7 8 21 22
Prior service credit 0 (1) 0 (1)
Total periodic benefit cost (benefit) 1 3 2 10
U.S. Post-Retirement Benefit Plan        
Defined Benefit Plan, Net Periodic Benefit Cost        
Service cost—benefits earned during the period 0 0 0 1
Interest cost on benefit obligation 2 2 6 6
Expected return on plan assets (3) (4) (10) (11)
Amortization:        
Net actuarial losses 5 3 15 9
Prior service credit (4) (5) (12) (16)
Total periodic benefit cost (benefit) $ 0 $ (4) $ (1) $ (11)