OTHER COMPREHENSIVE INCOME ITEMS (Details 2) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Jul. 31, 2014	Jul. 31, 2013	Jul. 31, 2014	Jul. 31, 2013
Cumulative Translation Adjustment, Before Tax
Unrealized (loss) on translation adjustment, before tax	$ (33)		$ (96)
Reclassification of loss to Other expense, before tax	9		9
Net unrealized (loss) on translation adjustment, before tax	(24)	(103)	(87)	(148)
Unrealized Gain (Loss) on Derivatives, Before Tax
Unrealized hedging gain (loss), before tax	(2)	17	(11)	21
Net unrealized gain on derivatives, before tax	2	6	7	15
Unrealized Gain (Loss) on Investments, Before Tax
Unrealized holding gain (loss), before tax	6	(19)	8	(19)
Net unrealized gain (loss) on investments, before tax	6	(19)	8	(19)
Reclassification Through Amortization of Actuarial (Gain) Loss and Prior Service (Credit) Cost to Net Income
Net unrealized gain on retirement benefits adjustments, before tax	59	106	197	345
Total other comprehensive income (loss), before tax	43	(10)	125	193
Cumulative Translation Adjustment, Tax (Expense) Credit
Unrealized (loss) on translation adjustment, tax (expense) credit			1
Net unrealized (loss) on translation adjustment, tax (expense) credit			1	5
Unrealized Gain (Loss) on Derivatives, Tax (Expense) Credit
Unrealized hedging gain (loss), tax (expense) credit	1	(6)	4	(7)
Net unrealized gain on derivatives, tax (expense) credit		(2)	(3)	(5)
Unrealized Gain (Loss) on Investments, Tax (Expense) Credit
Unrealized holding gain (loss), tax (expense) credit	(2)	6	(3)	7
Net unrealized gain (loss) on investments, tax (expense) credit	(2)	6	(3)	7
Reclassification Through Amortization of Actuarial (Gain) Loss and Prior Service (Credit) Cost to Net Income
Net unrealized gain on retirement benefits adjustments, tax (expense) credit	(22)	(39)	(72)	(127)
Total other comprehensive income (loss), tax (expense) credit	(24)	(35)	(77)	(120)
Cumulative Translation Adjustment, After Tax
Unrealized (loss) on translation adjustment, after tax	(33)		(95)
Reclassification of loss to Other expense, after tax	9		9
Net unrealized (loss) on translation adjustment, after tax	(24.5)	(103.4)	(86.0)	(143.0)
Unrealized Gain (Loss) on Derivatives, After Tax
Unrealized hedging gain (loss), after tax	(1)	11	(7)	14
Net unrealized gain on derivatives, after tax	1.8	4.0	4.1	9.8
Unrealized Gain (Loss) on Investments, After Tax
Unrealized holding gain (loss), after tax	4	(13)	5	(12)
Net unrealized gain (loss) on investments, after tax	4.2	(12.6)	5.3	(12.4)
Reclassification Through Amortization of Actuarial (Gain) Loss and Prior Service (Credit) Cost to Net Income
Net unrealized gain on retirement benefits adjustments, after tax	37.3	67.2	125.0	218.3
Other Comprehensive Income (Loss), Net of Income Taxes	18.8	(44.8)	48.4	72.7
Comprehensive Income (Loss), Net of Tax, Portion Attributable to Noncontrolling Interests
Comprehensive income (loss) attributable to noncontrolling interests	0.2	0.1	1.0	0.1
Net income (loss) attributable to noncontrolling interests	0.2	0.1	1.0	0.1
Pensions
Retirement Benefits Adjustment, Before Tax
Net actuarial gain (loss), before tax	1	(2)	(19)	(75)
Reclassification Through Amortization of Actuarial (Gain) Loss and Prior Service (Credit) Cost to Net Income
Actuarial loss, before tax	43	66	129	194
Prior service (credit) cost, before tax	6	9	18	25
Settlements/curtailments, before tax	2		8	1
Retirement Benefits Adjustment, Tax (Expense) Credit
Net actuarial gain (loss), tax (expense) credit		1	8	28
Reclassification Through Amortization of Actuarial (Gain) Loss and Prior Service (Credit) Cost to Net Income
Actuarial loss, tax (expense) credit	(16)	(25)	(47)	(71)
Prior service (credit) cost, tax (expense) credit	(2)	(3)	(7)	(9)
Settlements/curtailments, tax (expense) credit	(1)		(3)
Retirement Benefits Adjustment, After Tax
Net actuarial gain (loss), after tax	1	(1)	(11)	(47)
Reclassification Through Amortization of Actuarial (Gain) Loss and Prior Service (Credit) Cost to Net Income
Actuarial loss, after tax	27	41	82	123
Prior service (credit) cost, after tax	4	6	11	16
Settlements/curtailments, after tax	1		5	1
Health Care and Life Insurance
Retirement Benefits Adjustment, Before Tax
Net actuarial gain (loss), before tax	(1)		38	99
Reclassification Through Amortization of Actuarial (Gain) Loss and Prior Service (Credit) Cost to Net Income
Actuarial loss, before tax	8	35	25	105
Prior service (credit) cost, before tax		(2)	(2)	(4)
Retirement Benefits Adjustment, Tax (Expense) Credit
Net actuarial gain (loss), tax (expense) credit			(15)	(37)
Reclassification Through Amortization of Actuarial (Gain) Loss and Prior Service (Credit) Cost to Net Income
Actuarial loss, tax (expense) credit	(3)	(13)	(9)	(40)
Prior service (credit) cost, tax (expense) credit		1	1	2
Retirement Benefits Adjustment, After Tax
Net actuarial gain (loss), after tax	(1)		23	62
Reclassification Through Amortization of Actuarial (Gain) Loss and Prior Service (Credit) Cost to Net Income
Actuarial loss, after tax	5	22	16	65
Prior service (credit) cost, after tax		(1)	(1)	(2)
Interest Rate Contracts | Interest Expense
Unrealized Gain (Loss) on Derivatives, Before Tax
Reclassification of realized (gain) loss, before tax	3	6	11	17
Unrealized Gain (Loss) on Derivatives, Tax (Expense) Credit
Reclassification of realized (gain) loss, tax (expense) credit	(1)	(2)	(4)	(6)
Unrealized Gain (Loss) on Derivatives, After Tax
Reclassification of realized (gain) loss, after tax	2	4	7	11
Foreign Exchange Contracts | Other Expense
Unrealized Gain (Loss) on Derivatives, Before Tax
Reclassification of realized (gain) loss, before tax	1	(17)	7	(23)
Unrealized Gain (Loss) on Derivatives, Tax (Expense) Credit
Reclassification of realized (gain) loss, tax (expense) credit		6	(3)	8
Unrealized Gain (Loss) on Derivatives, After Tax
Reclassification of realized (gain) loss, after tax	$ 1	$ (11)	$ 4	$ (15)