DERIVATIVE INSTRUMENTS (Details 3) (USD $) In Millions, unless otherwise specified	Jul. 31, 2013	Oct. 31, 2012	Jul. 31, 2012
Fair Value of Derivative Instruments
Total derivative assets	$ 413	$ 637	$ 686
Total derivative liabilities	231	149	209
Designated as Hedging Instruments | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	318	546	598
Designated as Hedging Instruments | Accounts Payable and Accrued Expenses
Fair Value of Derivative Instruments
Total derivative liabilities	135	70	93
Designated as Hedging Instruments | Interest Rate Contracts | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	307	536	577
Designated as Hedging Instruments | Interest Rate Contracts | Accounts Payable and Accrued Expenses
Fair Value of Derivative Instruments
Total derivative liabilities	96	12	7
Designated as Hedging Instruments | Cross-Currency Interest Rate Contracts | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	11	10	21
Designated as Hedging Instruments | Cross-Currency Interest Rate Contracts | Accounts Payable and Accrued Expenses
Fair Value of Derivative Instruments
Total derivative liabilities	39	58	86
Not Designated as Hedging Instruments | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	95	91	88
Not Designated as Hedging Instruments | Accounts Payable and Accrued Expenses
Fair Value of Derivative Instruments
Total derivative liabilities	96	79	116
Not Designated as Hedging Instruments | Interest Rate Contracts | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	58	73	76
Not Designated as Hedging Instruments | Interest Rate Contracts | Accounts Payable and Accrued Expenses
Fair Value of Derivative Instruments
Total derivative liabilities	59	60	63
Not Designated as Hedging Instruments | Foreign Exchange Contracts | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	36	17	10
Not Designated as Hedging Instruments | Foreign Exchange Contracts | Accounts Payable and Accrued Expenses
Fair Value of Derivative Instruments
Total derivative liabilities	36	18	52
Not Designated as Hedging Instruments | Cross-Currency Interest Rate Contracts | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	1	1	2
Not Designated as Hedging Instruments | Cross-Currency Interest Rate Contracts | Accounts Payable and Accrued Expenses
Fair Value of Derivative Instruments
Total derivative liabilities	$ 1	$ 1	$ 1