DERIVATIVE INSTRUMENTS (Details 6) - USD ($) $ in Millions	Jan. 31, 2016	Oct. 31, 2015	Jan. 31, 2015
DERIVATIVE INSTRUMENTS
Fair value of derivatives with credit-risk-related contingent features in a liability position	$ 40	$ 41	$ 53
Derivative Assets
Gross amounts recognized	558	428	625
Netting arrangements	(72)	(62)	(82)
Collateral received	(24)		(1)
Net amount	462	366	542
Derivative Liabilities
Gross amounts recognized	86	78	129
Netting arrangements	(72)	(62)	(82)
Net amount	$ 14	$ 16	$ 47

Fair value, after effects of master netting arrangements, deduction of assets not subject to a master netting arrangement and elected not to be offset, of financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, offset against an obligation to return collateral.

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Fair value of financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, elected not to be offset, deducted from derivative assets.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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Amount of obligation to return cash collateral under master netting arrangements that have not been offset against derivative assets.

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-Publisher FASB
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Fair value, before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement.

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Fair value, before effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement.

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Fair value, after effects of master netting arrangements, deduction of liabilities not subject to a master netting arrangement and elected not to be offset, of financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, offset against the right to receive collateral.

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Fair value of financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, elected not to be offset, deducted from derivative liabilities.

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The aggregate fair value amounts of derivative instruments that contain credit-risk-related contingent features that are in a net liability position at the end of the reporting period. For nonderivative instruments that are designated and qualify as hedging instruments, the fair value amounts are the carrying value of the nonderivative hedging instrument, including the adjustment for the foreign currency transaction gain (loss) on that instrument.

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