RETIREMENT PLANS AND POST RETIREMENT PENSION PLANS (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Apr. 30, 2013	Apr. 30, 2012	Apr. 30, 2013	Apr. 30, 2012
Pensions (U.S. Plans) [Member]
Defined Benefit Plan, Net Periodic Benefit Cost
Service cost - benefits earned during the period	$ 11	$ 10	$ 22	$ 20
Interest cost on benefit obligation	6	7	12	14
Expected return on plan assets	(13)	(11)	(26)	(23)
Amortization:
Actuarial losses	4	1	7	3
Prior service cost	(3)	(3)	(6)	(6)
Total net plan costs	5	4	9	8
Pensions (Non-U.S. Plans) [Member]
Defined Benefit Plan, Net Periodic Benefit Cost
Service cost - benefits earned during the period	9	8	18	16
Interest cost on benefit obligation	17	19	35	37
Expected return on plan assets	(24)	(23)	(49)	(46)
Amortization:
Actuarial losses	14	10	28	21
Prior service cost	0	0	0	0
Total net plan costs	16	14	32	28
United States Postretirement Benefit Plan [Member]
Defined Benefit Plan, Net Periodic Benefit Cost
Service cost - benefits earned during the period	1	1	2	2
Interest cost on benefit obligation	3	4	6	8
Expected return on plan assets	(5)	(5)	(10)	(10)
Amortization:
Actuarial losses	4	4	9	8
Prior service cost	(8)	(9)	(17)	(18)
Total net plan costs	$ (5)	$ (5)	$ (10)	$ (10)