INCOME TAXES (Details 3) - USD ($) $ in Millions	3 Months Ended
	Apr. 30, 2013	Oct. 31, 2015	Oct. 31, 2014
Deferred Tax Assets
Other postretirement benefit liabilities		$ 1,972	$ 1,968
Accrual for sales allowances		618	654
Tax loss and tax credit carryforwards		604	514
Foreign unrealized losses		458	146
Pension liabilities - net		315	160
Accrual for employee benefits		172	229
Share-based compensation		141	145
Inventory			22
Allowance for credit losses		72	73
Deferred gains on distributed foreign earnings		33	32
Deferred compensation		51	47
Other items, assets		436	440
Less valuation allowances		(940)	(637)
Deferred income tax, assets		3,932	3,793
Deferred Tax Liabilities
Tax over book depreciation		574	542
Lease transactions		528	404
Goodwill and other intangible assets		80	89
Undistributed foreign earnings		25	26
Other items, liabilities		119	116
Deferred income tax, liabilities		1,326	$ 1,177
Additional Deferred Income Tax Information
Capital losses		88
Tax loss and tax credit carryforwards, expiring from 2016 through 2035		226
Tax loss and tax credit carryforwards with an indefinite carryforward period		$ 378
Write-off of net deferred tax assets related to German operations restructure	$ 56