DERIVATIVE INSTRUMENTS (Details 4) - USD ($) $ in Millions	Jul. 31, 2015	Oct. 31, 2014	Jul. 31, 2014
Fair Value of Derivative Instruments
Total derivative assets	$ 425	$ 353	$ 348
Total derivative liabilities	109	110	134
Other Assets
Fair Value of Derivative Instruments
Total derivative assets	425	353	348
Accounts Payable and Accrued Expenses
Fair Value of Derivative Instruments
Total derivative liabilities	109	110	134
Designated as Hedges | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	298	279	278
Designated as Hedges | Accounts Payable and Accrued Expenses
Fair Value of Derivative Instruments
Total derivative liabilities	20	35	50
Designated as Hedges | Interest Rate Contracts | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	284	266	266
Designated as Hedges | Interest Rate Contracts | Accounts Payable and Accrued Expenses
Fair Value of Derivative Instruments
Total derivative liabilities	20	35	50
Designated as Hedges | Cross-Currency Interest Rate Contracts | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	14	13	12
Not Designated as Hedging Instruments | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	127	74	70
Not Designated as Hedging Instruments | Accounts Payable and Accrued Expenses
Fair Value of Derivative Instruments
Total derivative liabilities	89	75	84
Not Designated as Hedging Instruments | Interest Rate Contracts | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	57	53	55
Not Designated as Hedging Instruments | Interest Rate Contracts | Accounts Payable and Accrued Expenses
Fair Value of Derivative Instruments
Total derivative liabilities	63	46	51
Not Designated as Hedging Instruments | Foreign Exchange Contracts | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	57	18	14
Not Designated as Hedging Instruments | Foreign Exchange Contracts | Accounts Payable and Accrued Expenses
Fair Value of Derivative Instruments
Total derivative liabilities	26	29	32
Not Designated as Hedging Instruments | Cross-Currency Interest Rate Contracts | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	$ 13	$ 3	1
Not Designated as Hedging Instruments | Cross-Currency Interest Rate Contracts | Accounts Payable and Accrued Expenses
Fair Value of Derivative Instruments
Total derivative liabilities			$ 1