DERIVATIVE INSTRUMENTS (Details 4) - USD ($) $ in Millions	Apr. 30, 2016	Oct. 31, 2015	Apr. 30, 2015
Fair Value of Derivative Instruments
Total derivative assets	$ 479	$ 428	$ 404
Total derivative liabilities	145	78	153
Other Assets
Fair Value of Derivative Instruments
Total derivative assets	479	428	404
Accounts Payable and Accrued Expenses
Fair Value of Derivative Instruments
Total derivative liabilities	145	78	153
Designated as Hedging Instruments | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	381	313	296
Designated as Hedging Instruments | Accounts Payable and Accrued Expenses
Fair Value of Derivative Instruments
Total derivative liabilities	8	8	14
Designated as Hedging Instruments | Interest Rate Contracts | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	368	299	282
Designated as Hedging Instruments | Interest Rate Contracts | Accounts Payable and Accrued Expenses
Fair Value of Derivative Instruments
Total derivative liabilities	8	8	14
Designated as Hedging Instruments | Cross-Currency Interest Rate Contracts | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	13	14	14
Not Designated as Hedging Instruments | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	98	115	108
Not Designated as Hedging Instruments | Accounts Payable and Accrued Expenses
Fair Value of Derivative Instruments
Total derivative liabilities	137	70	139
Not Designated as Hedging Instruments | Interest Rate Contracts | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	51	54	58
Not Designated as Hedging Instruments | Interest Rate Contracts | Accounts Payable and Accrued Expenses
Fair Value of Derivative Instruments
Total derivative liabilities	40	52	58
Not Designated as Hedging Instruments | Foreign Exchange Contracts | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	38	50	38
Not Designated as Hedging Instruments | Foreign Exchange Contracts | Accounts Payable and Accrued Expenses
Fair Value of Derivative Instruments
Total derivative liabilities	96	18	81
Not Designated as Hedging Instruments | Cross-Currency Interest Rate Contracts | Other Assets
Fair Value of Derivative Instruments
Total derivative assets	9	$ 11	$ 12
Not Designated as Hedging Instruments | Cross-Currency Interest Rate Contracts | Accounts Payable and Accrued Expenses
Fair Value of Derivative Instruments
Total derivative liabilities	$ 1