INCOME TAXES (Details 3) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Apr. 30, 2013	Oct. 31, 2013	Oct. 31, 2012
Deferred Tax Assets
Other postretirement benefit liabilities		$ 1,777	$ 2,136
Accrual for sales allowances		602	546
Pension liabilities - net			457
Tax loss and tax credit carryforwards		371	249
Accrual for employee benefits		234	249
Share-based compensation		142	133
Inventory		161	131
Allowance for credit losses		69	92
Deferred gains on distributed foreign earnings		26	84
Deferred compensation		44	40
Other items, assets		419	443
Less valuation allowances		(254)	(285)
Deferred income tax, assets		3,591	4,275
Deferred Tax Liabilities
Tax over book depreciation		582	606
Lease transactions		424	317
Pension asset - net		137
Goodwill and other intangible assets		100	110
Undistributed foreign earnings		26	11
Other items, liabilities		157	115
Deferred income tax, liabilities		1,426	1,159
Additional Deferred Income Tax Information
Tax loss and tax credit carryforwards, expiring from 2014 through 2033		127
Tax loss and tax credit carryforwards with an indefinite carryforward period		244
Write-off of net deferred tax assets related to German operations restructure	$ 56